longtext: 1L7A-pdb

content
HEADER    HYDROLASE                               14-MAR-02   1L7A
TITLE     STRUCTURAL GENOMICS, CRYSTAL STRUCTURE OF CEPHALOSPORIN C
TITLE    2 DEACETYLASE
COMPND    MOL_ID: 1;
COMPND   2 MOLECULE: CEPHALOSPORIN C DEACETYLASE;
COMPND   3 CHAIN: A, B;
COMPND   4 EC: 3.1.1.41;
COMPND   5 ENGINEERED: YES
SOURCE    MOL_ID: 1;
SOURCE   2 ORGANISM_SCIENTIFIC: BACILLUS SUBTILIS;
SOURCE   3 GENE: CAH;
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;
SOURCE   5 EXPRESSION_SYSTEM_COMMON: BACTERIA;
SOURCE   6 EXPRESSION_SYSTEM_STRAIN: BL21;
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PET VARIANT;
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PMCSG7
KEYWDS    STRUCTURAL GENOMICS, ALPHA-BETA-ALPHA SANDWICH
EXPDTA    X-RAY DIFFRACTION
AUTHOR    R.ZHANG,O.KOROLEVA,F.COLLERT,A.JOACHIMIAK
REVDAT   1   21-JAN-03 1L7A    0
JRNL        AUTH   R.ZHANG,O.KOROLEVA,F.COLLERT,A.JOACHIMIAK
JRNL        TITL   1.5A CRYSTAL STRUCTURE OF THE CEPHALOSPORIN C
JRNL        TITL 2 DEACETYLASE
JRNL        REF    TO BE PUBLISHED
JRNL        REFN
REMARK   1
REMARK   2
REMARK   2 RESOLUTION. 1.50 ANGSTROMS.
REMARK   3
REMARK   3 REFINEMENT.
REMARK   3   PROGRAM     : CNS 0.9
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES, PANNU,
REMARK   3               : READ,RICE,SIMONSON,WARREN
REMARK   3
REMARK   3  REFINEMENT TARGET : ENGH & HUBER
REMARK   3
REMARK   3  DATA USED IN REFINEMENT.
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 47.73
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000
REMARK   3   OUTLIER CUTOFF HIGH (RMS(ABS(F))) : NULL
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 95.9
REMARK   3   NUMBER OF REFLECTIONS             : 185125
REMARK   3
REMARK   3  FIT TO DATA USED IN REFINEMENT.
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM
REMARK   3   R VALUE            (WORKING SET) : 0.185
REMARK   3   FREE R VALUE                     : 0.189
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000
REMARK   3   FREE R VALUE TEST SET COUNT      : 9185
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.002
REMARK   3
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.
REMARK   3   TOTAL NUMBER OF BINS USED           : 6
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.50
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.59
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 91.20
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 27835
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2100
REMARK   3   BIN FREE R VALUE                    : 0.2120
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 4.90
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 1429
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.006
REMARK   3
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.
REMARK   3   PROTEIN ATOMS            : 5074
REMARK   3   NUCLEIC ACID ATOMS       : 0
REMARK   3   HETEROGEN ATOMS          : 0
REMARK   3   SOLVENT ATOMS            : 503
REMARK   3
REMARK   3  B VALUES.
REMARK   3   FROM WILSON PLOT           (A**2) : 13.80
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 14.50
REMARK   3   OVERALL ANISOTROPIC B VALUE.
REMARK   3    B11 (A**2) : 0.30000
REMARK   3    B22 (A**2) : 0.30000
REMARK   3    B33 (A**2) : -0.60000
REMARK   3    B12 (A**2) : 0.49000
REMARK   3    B13 (A**2) : 0.00000
REMARK   3    B23 (A**2) : 0.00000
REMARK   3
REMARK   3  ESTIMATED COORDINATE ERROR.
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.15
REMARK   3   ESD FROM SIGMAA              (A) : 0.07
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00
REMARK   3
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.16
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.06
REMARK   3
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.
REMARK   3   BOND LENGTHS                 (A) : 0.008
REMARK   3   BOND ANGLES            (DEGREES) : 2.40
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 24.70
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.94
REMARK   3
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED
REMARK   3
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.260 ; 1.500
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 1.750 ; 2.000
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.350 ; 2.000
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.170 ; 2.500
REMARK   3
REMARK   3  BULK SOLVENT MODELING.
REMARK   3   METHOD USED : FLAT MODEL
REMARK   3   KSOL        : 0.39
REMARK   3   BSOL        : 52.58
REMARK   3
REMARK   3  NCS MODEL : NULL
REMARK   3
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL
REMARK   3
REMARK   3  PARAMETER FILE  1  : PROTEIN_REP.PARAM
REMARK   3  PARAMETER FILE  2  : WATER_REP.PARAM
REMARK   3  PARAMETER FILE  3  : NULL
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP
REMARK   3  TOPOLOGY FILE  2   : NULL
REMARK   3  TOPOLOGY FILE  3   : NULL
REMARK   3
REMARK   3  OTHER REFINEMENT REMARKS: THE NUMBER OF REFLECTIONS USED IN
REMARK   3  REFINEMENT INCLUDE FRIEDEL PAIRS. THEREFORE, THE NUMBER OF
REMARK   3  REFLECTIONS FOR REFINEMENT IS LARGER THAN THE NUMBER COLLECTED.
REMARK   4
REMARK   4 1L7A COMPLIES WITH FORMAT V. 2.3, 09-JULY-1998
REMARK 100
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-MAR-2002.
REMARK 100 THE RCSB ID CODE IS RCSB015704.
REMARK 200
REMARK 200 EXPERIMENTAL DETAILS
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION
REMARK 200  DATE OF DATA COLLECTION        : 06-FEB-2002
REMARK 200  TEMPERATURE           (KELVIN) : 100.0
REMARK 200  PH                             : 6.50
REMARK 200  NUMBER OF CRYSTALS USED        : 1
REMARK 200
REMARK 200  SYNCHROTRON              (Y/N) : Y
REMARK 200  RADIATION SOURCE               : APS
REMARK 200  BEAMLINE                       : 19ID
REMARK 200  X-RAY GENERATOR MODEL          : NULL
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9793, 0.9791, 0.9520
REMARK 200  MONOCHROMATOR                  : SI 111 CHANNEL
REMARK 200  OPTICS                         : MIRRORS
REMARK 200
REMARK 200  DETECTOR TYPE                  : CCD
REMARK 200  DETECTOR MANUFACTURER          : SBC II
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DTCOLLECT
REMARK 200  DATA SCALING SOFTWARE          : HKL2000
REMARK 200
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 96738
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.500
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000
REMARK 200
REMARK 200 OVERALL.
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.8
REMARK 200  DATA REDUNDANCY                : 10.920
REMARK 200  R MERGE                    (I) : 0.07800
REMARK 200  R SYM                      (I) : NULL
REMARK 200   FOR THE DATA SET  : 27.7800
REMARK 200
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.58
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.6
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.54
REMARK 200  R MERGE FOR SHELL          (I) : 0.32500
REMARK 200  R SYM FOR SHELL            (I) : NULL
REMARK 200   FOR SHELL         : 4.955
REMARK 200
REMARK 200 DIFFRACTION PROTOCOL: MAD
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD
REMARK 200 SOFTWARE USED: CNS
REMARK 200 STARTING MODEL: NULL
REMARK 200
REMARK 200 REMARK: NULL
REMARK 280
REMARK 280 CRYSTAL
REMARK 280 SOLVENT CONTENT, VS   (%): NULL
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): NULL
REMARK 280
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG4000, PH 6.5, VAPOR DIFFUSION,
REMARK 280  HANGING DROP, TEMPERATURE 298K
REMARK 290
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 2
REMARK 290
REMARK 290      SYMOP   SYMMETRY
REMARK 290     NNNMMM   OPERATOR
REMARK 290       1555   X,Y,Z
REMARK 290       2555   -Y,X-Y,Z
REMARK 290       3555   -X+Y,-X,Z
REMARK 290       4555   Y,X,-Z
REMARK 290       5555   X-Y,-Y,-Z
REMARK 290       6555   -X,-X+Y,-Z
REMARK 290       7555   2/3+X,1/3+Y,1/3+Z
REMARK 290       8555   2/3-Y,1/3+X-Y,1/3+Z
REMARK 290       9555   2/3-X+Y,1/3-X,1/3+Z
REMARK 290      10555   2/3+Y,1/3+X,1/3-Z
REMARK 290      11555   2/3+X-Y,1/3-Y,1/3-Z
REMARK 290      12555   2/3-X,1/3-X+Y,1/3-Z
REMARK 290      13555   1/3+X,2/3+Y,2/3+Z
REMARK 290      14555   1/3-Y,2/3+X-Y,2/3+Z
REMARK 290      15555   1/3-X+Y,2/3-X,2/3+Z
REMARK 290      16555   1/3+Y,2/3+X,2/3-Z
REMARK 290      17555   1/3+X-Y,2/3-Y,2/3-Z
REMARK 290      18555   1/3-X,2/3-X+Y,2/3-Z
REMARK 290
REMARK 290     WHERE NNN -> OPERATOR NUMBER
REMARK 290           MMM -> TRANSLATION VECTOR
REMARK 290
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY
REMARK 290 RELATED MOLECULES.
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000
REMARK 290   SMTRY1   2 -0.500000 -0.866025  0.000000        0.00000
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000
REMARK 290   SMTRY2   4  0.866025  0.500000  0.000000        0.00000
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000        0.00000
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000        0.00000
REMARK 290   SMTRY1   7  1.000000  0.000000  0.000000       78.22300
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       45.16207
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       43.91600
REMARK 290   SMTRY1   8 -0.500000 -0.866025  0.000000       78.22300
REMARK 290   SMTRY2   8  0.866025 -0.500000  0.000000       45.16207
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       43.91600
REMARK 290   SMTRY1   9 -0.500000  0.866025  0.000000       78.22300
REMARK 290   SMTRY2   9 -0.866025 -0.500000  0.000000       45.16207
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       43.91600
REMARK 290   SMTRY1  10 -0.500000  0.866025  0.000000       78.22300
REMARK 290   SMTRY2  10  0.866025  0.500000  0.000000       45.16207
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000       43.91600
REMARK 290   SMTRY1  11  1.000000  0.000000  0.000000       78.22300
REMARK 290   SMTRY2  11  0.000000 -1.000000  0.000000       45.16207
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       43.91600
REMARK 290   SMTRY1  12 -0.500000 -0.866025  0.000000       78.22300
REMARK 290   SMTRY2  12 -0.866025  0.500000  0.000000       45.16207
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       43.91600
REMARK 290   SMTRY1  13  1.000000  0.000000  0.000000        0.00000
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000       90.32414
REMARK 290   SMTRY3  13  0.000000  0.000000  1.000000       87.83200
REMARK 290   SMTRY1  14 -0.500000 -0.866025  0.000000        0.00000
REMARK 290   SMTRY2  14  0.866025 -0.500000  0.000000       90.32414
REMARK 290   SMTRY3  14  0.000000  0.000000  1.000000       87.83200
REMARK 290   SMTRY1  15 -0.500000  0.866025  0.000000        0.00000
REMARK 290   SMTRY2  15 -0.866025 -0.500000  0.000000       90.32414
REMARK 290   SMTRY3  15  0.000000  0.000000  1.000000       87.83200
REMARK 290   SMTRY1  16 -0.500000  0.866025  0.000000        0.00000
REMARK 290   SMTRY2  16  0.866025  0.500000  0.000000       90.32414
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000       87.83200
REMARK 290   SMTRY1  17  1.000000  0.000000  0.000000        0.00000
REMARK 290   SMTRY2  17  0.000000 -1.000000  0.000000       90.32414
REMARK 290   SMTRY3  17  0.000000  0.000000 -1.000000       87.83200
REMARK 290   SMTRY1  18 -0.500000 -0.866025  0.000000        0.00000
REMARK 290   SMTRY2  18 -0.866025  0.500000  0.000000       90.32414
REMARK 290   SMTRY3  18  0.000000  0.000000 -1.000000       87.83200
REMARK 290
REMARK 290 REMARK: NULL
REMARK 300
REMARK 300 BIOMOLECULE: 1
REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT
REMARK 300 WHICH CONSISTS OF 2 CHAIN(S). SEE REMARK 350 FOR
REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S).
REMARK 350
REMARK 350 GENERATING THE BIOMOLECULE
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.
REMARK 350
REMARK 350 BIOMOLECULE: 1
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000
REMARK 350   BIOMT1   2 -0.500000 -0.866025  0.000000      156.44600
REMARK 350   BIOMT2   2  0.866025 -0.500000  0.000000        0.00000
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000
REMARK 350   BIOMT1   3 -0.500000  0.866025  0.000000       78.22300
REMARK 350   BIOMT2   3 -0.866025 -0.500000  0.000000      135.48621
REMARK 350   BIOMT3   3  0.000000  0.000000  1.000000        0.00000
REMARK 500
REMARK 500 GEOMETRY AND STEREOCHEMISTRY
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT
REMARK 500
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.
REMARK 500
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI
REMARK 500   O    HOH     551     O    HOH     906              1.88
REMARK 500   O    HOH     440     O    HOH     604              2.08
REMARK 500   O    HOH     454     O    HOH     732              2.11
REMARK 500   O    HOH     678     O    HOH     823              2.12
REMARK 500
REMARK 500 GEOMETRY AND STEREOCHEMISTRY
REMARK 500 SUBTOPIC: CLOSE CONTACTS
REMARK 500
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.
REMARK 500
REMARK 500 DISTANCE CUTOFF:
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS
REMARK 500
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE
REMARK 500   OE2  GLU B    17     OE2  GLU B    17    16544     1.51
REMARK 500   CD   GLU B    17     OE2  GLU B    17    16544     1.58
REMARK 500   OE1  GLU B    17     OE2  GLU B    17    16544     1.68
REMARK 500   CD   GLU B    17     CD   GLU B    17    16544     1.80
REMARK 500   OE1  GLU B    17     CD   GLU B    17    16544     1.88
REMARK 500
REMARK 500 GEOMETRY AND STEREOCHEMISTRY
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS
REMARK 500
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).
REMARK 500
REMARK 500 STANDARD TABLE:
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),F6.3)
REMARK 500
REMARK 500 EXPECTED VALUES: ENGH AND HUBER, 1991
REMARK 500
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION
REMARK 500    PRO A  81   CD    PRO A  81   CG     0.101
REMARK 500    MET A 138   SD    MET A 138   CG     0.051
REMARK 500    PRO A 221   CD    PRO A 221   CG     0.103
REMARK 500    MET A 263   SD    MET A 263   CG     0.049
REMARK 500    PRO B  81   CD    PRO B  81   CG     0.099
REMARK 500    SER B 123   N     ARG B 122   C     -0.050
REMARK 500    GLN B 220   C     GLN B 220   CA     0.071
REMARK 500    GLN B 220   O     GLN B 220   C     -0.062
REMARK 500    PRO B 221   CD    PRO B 221   CG     0.095
REMARK 500
REMARK 500 GEOMETRY AND STEREOCHEMISTRY
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES
REMARK 500
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).
REMARK 500
REMARK 500 STANDARD TABLE:
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)
REMARK 500
REMARK 500 EXPECTED VALUES: ENGH AND HUBER, 1991
REMARK 500
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3
REMARK 500    GLN A 220   C   -  N   -  CA  ANGL. DEV. =-15.0 DEGREES
REMARK 500    GLN B 220   N   -  CA  -  C   ANGL. DEV. = 15.6 DEGREES
REMARK 500    GLN B 220   CA  -  C   -  O   ANGL. DEV. =-33.2 DEGREES
REMARK 500    PRO B 221   O   -  C   -  N   ANGL. DEV. =-16.1 DEGREES
REMARK 500
REMARK 500 GEOMETRY AND STEREOCHEMISTRY
REMARK 500 SUBTOPIC: TORSION ANGLES
REMARK 500
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).
REMARK 500
REMARK 500 STANDARD TABLE:
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)
REMARK 500
REMARK 500  M RES CSSEQI        PSI       PHI
REMARK 500    ARG A 122      -56.26     68.38
REMARK 500    SER A 181     -116.41     46.49
REMARK 500    ARG B 122      -45.34     64.00
REMARK 500    SER B 181     -114.85     45.72
REMARK 500
REMARK 500 GEOMETRY AND STEREOCHEMISTRY
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS
REMARK 500
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.
REMARK 500                                 MODEL     OMEGA
REMARK 500 GLN B  220    PRO B  221                   60.08
REMARK 999
REMARK 999 SEQUENCE
REMARK 999 IT IS CLEAR IN THE DENSITY MAP THAT RESIDUES
REMARK 999 122 AND 315 ARE ARG AND ILE.  THE REASON
REMARK 999 FOR THE DISCREPANCY IS NOT KNOWN.
DBREF  1L7A A    1   318  SWS    2632604  CAB12112         1    318
DBREF  1L7A B    1   318  SWS    2632604  CAB12112         1    318
SEQADV 1L7A ARG A  122  SWS  2632604   SER   122 SEE REMARK 999
SEQADV 1L7A ILE A  315  SWS  2632604   HIS   315 SEE REMARK 999
SEQADV 1L7A ARG B  122  SWS  2632604   SER   122 SEE REMARK 999
SEQADV 1L7A ILE B  315  SWS  2632604   HIS   315 SEE REMARK 999
SEQRES   1 A  318  MET GLN LEU PHE ASP LEU PRO LEU ASP GLN LEU GLN THR
SEQRES   2 A  318  TYR LYS PRO GLU LYS THR ALA PRO LYS ASP PHE SER GLU
SEQRES   3 A  318  PHE TRP LYS LEU SER LEU GLU GLU LEU ALA LYS VAL GLN
SEQRES   4 A  318  ALA GLU PRO ASP LEU GLN PRO VAL ASP TYR PRO ALA ASP
SEQRES   5 A  318  GLY VAL LYS VAL TYR ARG LEU THR TYR LYS SER PHE GLY
SEQRES   6 A  318  ASN ALA ARG ILE THR GLY TRP TYR ALA VAL PRO ASP LYS
SEQRES   7 A  318  GLU GLY PRO HIS PRO ALA ILE VAL LYS TYR HIS GLY TYR
SEQRES   8 A  318  ASN ALA SER TYR ASP GLY GLU ILE HIS GLU MET VAL ASN
SEQRES   9 A  318  TRP ALA LEU HIS GLY TYR ALA THR PHE GLY MET LEU VAL
SEQRES  10 A  318  ARG GLY GLN GLN ARG SER GLU ASP THR SER ILE SER PRO
SEQRES  11 A  318  HIS GLY HIS ALA LEU GLY TRP MET THR LYS GLY ILE LEU
SEQRES  12 A  318  ASP LYS ASP THR TYR TYR TYR ARG GLY VAL TYR LEU ASP
SEQRES  13 A  318  ALA VAL ARG ALA LEU GLU VAL ILE SER SER PHE ASP GLU
SEQRES  14 A  318  VAL ASP GLU THR ARG ILE GLY VAL THR GLY GLY SER GLN
SEQRES  15 A  318  GLY GLY GLY LEU THR ILE ALA ALA ALA ALA LEU SER ASP
SEQRES  16 A  318  ILE PRO LYS ALA ALA VAL ALA ASP TYR PRO TYR LEU SER
SEQRES  17 A  318  ASN PHE GLU ARG ALA ILE ASP VAL ALA LEU GLU GLN PRO
SEQRES  18 A  318  TYR LEU GLU ILE ASN SER PHE PHE ARG ARG ASN GLY SER
SEQRES  19 A  318  PRO GLU THR GLU VAL GLN ALA MET LYS THR LEU SER TYR
SEQRES  20 A  318  PHE ASP ILE MET ASN LEU ALA ASP ARG VAL LYS VAL PRO
SEQRES  21 A  318  VAL LEU MET SER ILE GLY LEU ILE ASP LYS VAL THR PRO
SEQRES  22 A  318  PRO SER THR VAL PHE ALA ALA TYR ASN HIS LEU GLU THR
SEQRES  23 A  318  LYS LYS GLU LEU LYS VAL TYR ARG TYR PHE GLY HIS GLU
SEQRES  24 A  318  TYR ILE PRO ALA PHE GLN THR GLU LYS LEU ALA PHE PHE
SEQRES  25 A  318  LYS GLN ILE LEU LYS GLY
SEQRES   1 B  318  MET GLN LEU PHE ASP LEU PRO LEU ASP GLN LEU GLN THR
SEQRES   2 B  318  TYR LYS PRO GLU LYS THR ALA PRO LYS ASP PHE SER GLU
SEQRES   3 B  318  PHE TRP LYS LEU SER LEU GLU GLU LEU ALA LYS VAL GLN
SEQRES   4 B  318  ALA GLU PRO ASP LEU GLN PRO VAL ASP TYR PRO ALA ASP
SEQRES   5 B  318  GLY VAL LYS VAL TYR ARG LEU THR TYR LYS SER PHE GLY
SEQRES   6 B  318  ASN ALA ARG ILE THR GLY TRP TYR ALA VAL PRO ASP LYS
SEQRES   7 B  318  GLU GLY PRO HIS PRO ALA ILE VAL LYS TYR HIS GLY TYR
SEQRES   8 B  318  ASN ALA SER TYR ASP GLY GLU ILE HIS GLU MET VAL ASN
SEQRES   9 B  318  TRP ALA LEU HIS GLY TYR ALA THR PHE GLY MET LEU VAL
SEQRES  10 B  318  ARG GLY GLN GLN ARG SER GLU ASP THR SER ILE SER PRO
SEQRES  11 B  318  HIS GLY HIS ALA LEU GLY TRP MET THR LYS GLY ILE LEU
SEQRES  12 B  318  ASP LYS ASP THR TYR TYR TYR ARG GLY VAL TYR LEU ASP
SEQRES  13 B  318  ALA VAL ARG ALA LEU GLU VAL ILE SER SER PHE ASP GLU
SEQRES  14 B  318  VAL ASP GLU THR ARG ILE GLY VAL THR GLY GLY SER GLN
SEQRES  15 B  318  GLY GLY GLY LEU THR ILE ALA ALA ALA ALA LEU SER ASP
SEQRES  16 B  318  ILE PRO LYS ALA ALA VAL ALA ASP TYR PRO TYR LEU SER
SEQRES  17 B  318  ASN PHE GLU ARG ALA ILE ASP VAL ALA LEU GLU GLN PRO
SEQRES  18 B  318  TYR LEU GLU ILE ASN SER PHE PHE ARG ARG ASN GLY SER
SEQRES  19 B  318  PRO GLU THR GLU VAL GLN ALA MET LYS THR LEU SER TYR
SEQRES  20 B  318  PHE ASP ILE MET ASN LEU ALA ASP ARG VAL LYS VAL PRO
SEQRES  21 B  318  VAL LEU MET SER ILE GLY LEU ILE ASP LYS VAL THR PRO
SEQRES  22 B  318  PRO SER THR VAL PHE ALA ALA TYR ASN HIS LEU GLU THR
SEQRES  23 B  318  LYS LYS GLU LEU LYS VAL TYR ARG TYR PHE GLY HIS GLU
SEQRES  24 B  318  TYR ILE PRO ALA PHE GLN THR GLU LYS LEU ALA PHE PHE
SEQRES  25 B  318  LYS GLN ILE LEU LYS GLY
FORMUL   3  HOH   *503(H2 O1)
HELIX    1   1 PRO A    7  THR A   13  1                                   7
HELIX    2   2 ASP A   23  LYS A   37  1                                  15
HELIX    3   3 PHE A   64  ASN A   66  5                                   3
HELIX    4   4 TYR A   95  GLY A   97  5                                   3
HELIX    5   5 GLU A   98  HIS A  108  1                                  11
HELIX    6   6 TYR A  148  PHE A  167  1                                  20
HELIX    7   7 SER A  181  SER A  194  1                                  14
HELIX    8   8 ASN A  209  ALA A  217  1                                   9
HELIX    9   9 LEU A  223  ASN A  232  1                                  10
HELIX   10  10 SER A  234  TYR A  247  1                                  14
HELIX   11  11 ASP A  249  ALA A  254  1                                   6
HELIX   12  12 ASP A  255  VAL A  257  5                                   3
HELIX   13  13 PRO A  273  LEU A  284  1                                  12
HELIX   14  14 ILE A  301  LYS A  317  1                                  17
HELIX   15  15 PRO B    7  GLN B   12  1                                   6
HELIX   16  16 ASP B   23  LYS B   37  1                                  15
HELIX   17  17 PHE B   64  ASN B   66  5                                   3
HELIX   18  18 TYR B   95  GLY B   97  5                                   3
HELIX   19  19 GLU B   98  HIS B  108  1                                  11
HELIX   20  20 TYR B  148  SER B  166  1                                  19
HELIX   21  21 SER B  181  SER B  194  1                                  14
HELIX   22  22 ASN B  209  ALA B  217  1                                   9
HELIX   23  23 TYR B  222  ASN B  232  1                                  11
HELIX   24  24 SER B  234  TYR B  247  1                                  14
HELIX   25  25 ASP B  249  ALA B  254  1                                   6
HELIX   26  26 ASP B  255  VAL B  257  5                                   3
HELIX   27  27 PRO B  273  LEU B  284  1                                  12
HELIX   28  28 ILE B  301  LYS B  317  1                                  17
SHEET    1   A 9 ASP A  43  VAL A  47  0
SHEET    2   A 9 VAL A  54  SER A  63 -1  O  VAL A  56   N  VAL A  47
SHEET    3   A 9 ALA A  67  PRO A  76 -1  O  ILE A  69   N  TYR A  61
SHEET    4   A 9 ALA A 111  MET A 115 -1  O  THR A 112   N  ALA A  74
SHEET    5   A 9 HIS A  82  TYR A  88  1  N  LYS A  87   O  PHE A 113
SHEET    6   A 9 VAL A 170  GLY A 180  1  O  ASP A 171   N  HIS A  82
SHEET    7   A 9 ALA A 199  ASP A 203  1  O  VAL A 201   N  VAL A 177
SHEET    8   A 9 VAL A 261  GLY A 266  1  O  LEU A 262   N  ALA A 202
SHEET    9   A 9 LYS A 288  TYR A 293  1  O  LYS A 291   N  MET A 263
SHEET    1   B 9 ASP B  43  PRO B  46  0
SHEET    2   B 9 VAL B  54  LYS B  62 -1  O  THR B  60   N  ASP B  43
SHEET    3   B 9 ARG B  68  PRO B  76 -1  O  GLY B  71   N  LEU B  59
SHEET    4   B 9 ALA B 111  MET B 115 -1  O  THR B 112   N  ALA B  74
SHEET    5   B 9 HIS B  82  TYR B  88  1  N  LYS B  87   O  PHE B 113
SHEET    6   B 9 VAL B 170  GLY B 179  1  O  ASP B 171   N  HIS B  82
SHEET    7   B 9 ALA B 199  ALA B 202  1  O  VAL B 201   N  VAL B 177
SHEET    8   B 9 VAL B 261  GLY B 266  1  O  LEU B 262   N  ALA B 202
SHEET    9   B 9 LYS B 288  TYR B 293  1  O  LYS B 291   N  MET B 263
CISPEP   1 GLY A   80    PRO A   81          0        -1.68
CISPEP   2 GLN A  220    PRO A  221          0        -4.47
CISPEP   3 GLY B   80    PRO B   81          0        -1.48
CRYST1  156.446  156.446  131.748  90.00  90.00 120.00 H 3 2        36
ORIGX1      1.000000  0.000000  0.000000        0.00000
ORIGX2      0.000000  1.000000  0.000000        0.00000
ORIGX3      0.000000  0.000000  1.000000        0.00000
SCALE1      0.006392  0.003690  0.000000        0.00000
SCALE2      0.000000  0.007381  0.000000        0.00000
SCALE3      0.000000  0.000000  0.007590        0.00000
TER    2538      GLY A 318
TER    5076      GLY B 318
MASTER      380    0    0   28   18    0    0    6 5577    2    0   50
END