longtext: 1EEA-pdb

content
HEADER    SERINE HYDROLASE                        26-JAN-99   1EEA
TITLE     TETRAMERIC ACETYLCHOLINESTERASE (E.C. 3.1.1.7) FROM
TITLE    2 ELECTROPHORUS ELECTRICUS
COMPND    MOL_ID: 1;
COMPND   2 MOLECULE: ACETYLCHOLINESTERASE;
COMPND   3 CHAIN: NULL;
COMPND   4 EC: 3.1.1.7;
COMPND   5 BIOLOGICAL_UNIT: TETRAMER IN SOLUTION
SOURCE    MOL_ID: 1;
SOURCE   2 ORGANISM_SCIENTIFIC: ELECTROPHORUS ELECTRICUS;
SOURCE   3 ORGANISM_COMMON: ELECTRIC EEL;
SOURCE   4 VARIANT: A4 FORM;
SOURCE   5 ORGAN: ELECTRIC ORGAN;
SOURCE   6 TISSUE: ELECTROPLAQUE
KEYWDS    SERINE HYDROLASE, ALPHA/BETA HYDROLASE, TETRAMER
EXPDTA    X-RAY DIFFRACTION
AUTHOR    M.L.RAVES,K.GILES,J.D.SCHRAG,M.F.SCHMID,G.N.PHILLIPS
AUTHOR   2 JUNIOR,W.CHIU,A.J.HOWARD,I.SILMAN,J.L.SUSSMAN
REVDAT   1   27-JAN-99 1EEA    0
JRNL        AUTH   M.L.RAVES,K.GILES,J.D.SCHRAG,M.F.SCHMID,
JRNL        AUTH 2 G.N.PHILLIPS,C.WAH,A.J.HOWARD,I.SILMAN,J.L.SUSSMAN
JRNL        TITL   QUATERNARY STRUCTURE OF TETRAMERIC
JRNL        TITL 2 ACETYLCHOLINESTERASE
JRNL        EDIT   B.P.DOCTOR,D.M.QUINN,R.L.ROTUNDO,P.TAYLOR,
JRNL        REF    STRUCTURE AND FUNCTION OF                  1998
JRNL        REF  2 CHOLINESTERASES AND RELATED
JRNL        REF  3 PROTEINS
JRNL        PUBL   PLENUM PUBLISHING CORPORATION NEW YORK
JRNL        REFN                                                  9999
REMARK   1
REMARK   1 REFERENCE 1
REMARK   1  AUTH   K.GILES
REMARK   1  TITL   INTERACTIONS UNDERLYING SUBUNIT ASSOCIATION IN
REMARK   1  TITL 2 CHOLINESTERASES
REMARK   1  REF    PROTEIN ENG.                  V.  10   677 1997
REMARK   1  REFN   ASTM PRENE9  UK ISSN 0269-2139                 0859
REMARK   1 REFERENCE 2
REMARK   1  AUTH   J.L.SUSSMAN,M.HAREL,F.FROLOW,C.OEFNER,A.GOLDMAN,
REMARK   1  AUTH 2 L.TOKER,I.SILMAN
REMARK   1  TITL   ATOMIC STRUCTURE OF ACETYLCHOLINESTERASE FROM
REMARK   1  TITL 2 TORPEDO CALIFORNICA: A PROTOTYPIC
REMARK   1  TITL 3 ACETYLCHOLINE-BINDING PROTEIN
REMARK   1  REF    SCIENCE                       V. 253   872 1991
REMARK   1  REFN   ASTM SCIEAS  US ISSN 0036-8075                 0038
REMARK   1 REFERENCE 3
REMARK   1  AUTH   J.D.SCHRAG,M.F.SCHMID,D.G.MORGAN,
REMARK   1  AUTH 2 W.G.N.P.JUNIORCHIU,L.TANG
REMARK   1  TITL   CRYSTALLIZATION AND PRELIMINARY X-RAY DIFFRACTION
REMARK   1  TITL 2 ANALYSIS OF 11S ACETYLCHOLINESTERASE
REMARK   1  REF    J.BIOL.CHEM.                  V. 263  9795 1988
REMARK   1  REFN   ASTM JBCHA3  US ISSN 0021-9258                 0071
REMARK   2
REMARK   2 RESOLUTION. 4.5  ANGSTROMS.
REMARK   3
REMARK   3 REFINEMENT.
REMARK   3   PROGRAM     : NONE
REMARK   3   AUTHORS     : NONE
REMARK   3
REMARK   3  OTHER REFINEMENT REMARKS: NO REFINEMENT WAS CARRIED OUT ON
REMARK   3  THE MODEL. FINAL MODEL IS MOLECULAR REPLACEMENT SOLUTION
REMARK   3  FOR SEARCH MODEL 2ACE.
REMARK   4
REMARK   4 1EEA COMPLIES WITH FORMAT V. 2.3, 09-JULY-1998
REMARK   5
REMARK   5 WARNING
REMARK   5 1EEA: THIS IS LAYER 1 RELEASE.
REMARK   5
REMARK   5 PLEASE NOTE THAT THIS ENTRY WAS RELEASED AFTER DEPOSITOR
REMARK   5 CHECKING AND APPROVAL BUT WITHOUT PDB STAFF INTERVENTION.
REMARK   5 AN AUXILIARY FILE, AUX1EEA.RPT, IS AVAILABLE FROM THE
REMARK   5 PDB FTP SERVER AND IS ACCESSIBLE THROUGH THE 3DB BROWSER.
REMARK   5 THE FILE CONTAINS THE OUTPUT OF THE PROGRAM WHAT_CHECK AND
REMARK   5 OTHER DIAGNOSTICS.
REMARK   5
REMARK   5 NOMENCLATURE IN THIS ENTRY, INCLUDING HET RESIDUE NAMES
REMARK   5 AND HET ATOM NAMES, HAS NOT BEEN STANDARDIZED BY THE PDB
REMARK   5 PROCESSING STAFF.  A LAYER 2 ENTRY WILL BE RELEASED SHORTLY
REMARK   5 AFTER THIS STANDARDIZATION IS COMPLETED AND APPROVED BY THE
REMARK   5 DEPOSITOR.  THE LAYER 2 ENTRY WILL BE TREATED AS A
REMARK   5 CORRECTION TO THIS ONE, WITH THE APPROPRIATE REVDAT RECORD.
REMARK   5
REMARK   5 FURTHER INFORMATION INCLUDING VALIDATION CRITERIA USED IN
REMARK   5 CHECKING THIS ENTRY AND A LIST OF MANDATORY DATA FIELDS
REMARK   5 ARE AVAILABLE FROM THE PDB WEB SITE AT
REMARK   5 HTTP://WWW.PDB.BNL.GOV/.
REMARK   6
REMARK   6 ELECTROPHORUS ELECTRICUS ACETYLCHOLINESTERASE IS AN A4
REMARK   6 TETRAMER IN SOLUTION. THE ASYMMETRIC UNIT CONTAINS A
REMARK   6 MONOMER, WITH THE CRYSTALLOGRAPHIC TWO-FOLD AXES RELATING
REMARK   6 THE FOUR MONOMERS.
REMARK   7
REMARK   7 ONLY ONE MONOMER WAS FOUND TO OCCUPY THE ASYMMETRIC UNIT.
REMARK   7 THE FULL PACKING OF THE UNIT CELL (16 MONOMERS, 4
REMARK   7 TETRAMERS) SHOWS LARGE VOIDS THAT COULD EASILY BE OCCUPIED
REMARK   7 BY FOUR MORE TETRAMERS BY SIMPLE TRANSLATION OF THE
REMARK   7 OBTAINED TETRAMERS BY HALF THE C AXIS. REFINEMENT DOES NOT
REMARK   7 AGREE WITH TWO MONOMERS IN THE ASYMMETRIC UNIT.
REMARK 200
REMARK 200 EXPERIMENTAL DETAILS
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION
REMARK 200  DATE OF DATA COLLECTION        : JAN-1987
REMARK 200  TEMPERATURE           (KELVIN) : 298
REMARK 200  PH                             : 8.0
REMARK 200  NUMBER OF CRYSTALS USED        : 1
REMARK 200
REMARK 200  SYNCHROTRON              (Y/N) : N
REMARK 200  RADIATION SOURCE               : NONE
REMARK 200  BEAMLINE                       : NULL
REMARK 200  X-RAY GENERATOR MODEL          : ROTATING ANODE
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.54
REMARK 200  MONOCHROMATOR                  : NULL
REMARK 200  OPTICS                         : NULL
REMARK 200
REMARK 200  DETECTOR TYPE                  : MULTIWIRE
REMARK 200  DETECTOR MANUFACTURER          : XENTRONICS
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : X-GEN
REMARK 200  DATA SCALING SOFTWARE          : X-GEN
REMARK 200
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 9717
REMARK 200  RESOLUTION RANGE HIGH      (A) : 4.5
REMARK 200  RESOLUTION RANGE LOW       (A) : 34.3
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.
REMARK 200
REMARK 200 OVERALL.
REMARK 200  COMPLETENESS FOR RANGE     (%) : 95.3
REMARK 200  DATA REDUNDANCY                : 3.2
REMARK 200  R MERGE                    (I) : 0.097
REMARK 200  R SYM                      (I) : NULL
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 6.7
REMARK 200
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 4.5
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 4.65
REMARK 200  COMPLETENESS FOR SHELL     (%) : 75.2
REMARK 200  DATA REDUNDANCY IN SHELL       : 1.7
REMARK 200  R MERGE FOR SHELL          (I) : 0.272
REMARK 200  R SYM FOR SHELL            (I) : NULL
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.0
REMARK 200
REMARK 200 DIFFRACTION PROTOCOL: NULL
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR
REMARK 200    REPLACEMENT
REMARK 200 SOFTWARE USED: X-PLOR
REMARK 200 STARTING MODEL: PDB ENTRY 2ACE
REMARK 200
REMARK 200 REMARK: NULL
REMARK 280
REMARK 280 CRYSTAL
REMARK 280 SOLVENT CONTENT, VS   (%): 81.
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 6.5
REMARK 280
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL
REMARK 290
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: F 2 2 2
REMARK 290
REMARK 290      SYMOP   SYMMETRY
REMARK 290     NNNMMM   OPERATOR
REMARK 290       1555   X,Y,Z
REMARK 290       2555   -X,-Y,Z
REMARK 290       3555   -X,Y,-Z
REMARK 290       4555   X,-Y,-Z
REMARK 290       5555   X,1/2+Y,1/2+Z
REMARK 290       6555   -X,1/2-Y,1/2+Z
REMARK 290       7555   -X,1/2+Y,1/2-Z
REMARK 290       8555   X,1/2-Y,1/2-Z
REMARK 290       9555   1/2+X,Y,1/2+Z
REMARK 290      10555   1/2-X,-Y,1/2+Z
REMARK 290      11555   1/2-X,Y,1/2-Z
REMARK 290      12555   1/2+X,-Y,1/2-Z
REMARK 290      13555   1/2+X,1/2+Y,Z
REMARK 290      14555   1/2-X,1/2-Y,Z
REMARK 290      15555   1/2-X,1/2+Y,-Z
REMARK 290      16555   1/2+X,1/2-Y,-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 -1.000000  0.000000  0.000000        0.00000
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000
REMARK 290   SMTRY2   4  0.000000 -1.000000  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      100.72522
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000      117.89672
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000        0.00000
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000      100.72522
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000      117.89672
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000        0.00000
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000      100.72522
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000      117.89672
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000      100.72522
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000      117.89672
REMARK 290   SMTRY1   9  1.000000  0.000000  0.000000       70.43246
REMARK 290   SMTRY2   9  0.000000  1.000000  0.000000        0.00000
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000      117.89672
REMARK 290   SMTRY1  10 -1.000000  0.000000  0.000000       70.43246
REMARK 290   SMTRY2  10  0.000000 -1.000000  0.000000        0.00000
REMARK 290   SMTRY3  10  0.000000  0.000000  1.000000      117.89672
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000       70.43246
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000      117.89672
REMARK 290   SMTRY1  12  1.000000  0.000000  0.000000       70.43246
REMARK 290   SMTRY2  12  0.000000 -1.000000  0.000000        0.00000
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000      117.89672
REMARK 290   SMTRY1  13  1.000000  0.000000  0.000000       70.43246
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000      100.72522
REMARK 290   SMTRY3  13  0.000000  0.000000  1.000000        0.00000
REMARK 290   SMTRY1  14 -1.000000  0.000000  0.000000       70.43246
REMARK 290   SMTRY2  14  0.000000 -1.000000  0.000000      100.72522
REMARK 290   SMTRY3  14  0.000000  0.000000  1.000000        0.00000
REMARK 290   SMTRY1  15 -1.000000  0.000000  0.000000       70.43246
REMARK 290   SMTRY2  15  0.000000  1.000000  0.000000      100.72522
REMARK 290   SMTRY3  15  0.000000  0.000000 -1.000000        0.00000
REMARK 290   SMTRY1  16  1.000000  0.000000  0.000000       70.43246
REMARK 290   SMTRY2  16  0.000000 -1.000000  0.000000      100.72522
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000        0.00000
REMARK 290
REMARK 290 REMARK: NULL
REMARK 465
REMARK 465 MISSING RESIDUES
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE):
REMARK 465
REMARK 465   M RES C SSSEQI
REMARK 465     PRO     485
REMARK 465     HIS     486
REMARK 465     SER     487
REMARK 465     GLN     488
REMARK 465     GLU     489
REMARK 470
REMARK 470 MISSING ATOM
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;
REMARK 470 I=INSERTION CODE):
REMARK 470   M RES CSSEQI  ATOMS
REMARK 470     HIS    26    CG   ND1  CE1  NE2  CD2
REMARK 470     ASN    42    CG   OD1  ND2
REMARK 470     ARG    47    CD   NE   CZ   NH1  NH2
REMARK 470     GLU    49    CD   OE1  OE2
REMARK 470     ARG    88    CZ   NH1  NH2
REMARK 470     GLU    89    CD   OE1  OE2
REMARK 470     ASN   257    CG   OD1  ND2
REMARK 470     GLU   260    CG   CD   OE1  OE2
REMARK 470     GLU   268    CD   OE1  OE2
REMARK 470     LYS   270    CD   CE   NZ
REMARK 470     GLU   299    CD   OE1  OE2
REMARK 470     LYS   325    NZ
REMARK 470     GLU   344    CD   OE1  OE2
REMARK 470     GLU   350    CD   OE1  OE2
REMARK 470     MET   353    SD   CE
REMARK 470     ASP   365    CG   OD1  OD2
REMARK 470     ASN   382    CG   OD1  ND2
REMARK 470     GLU   434    CD   OE1  OE2
REMARK 470     GLU   455    CD   OE1  OE2
REMARK 470     GLU   461    CD   OE1  OE2
REMARK 470     GLU   484    CD   OE1  OE2
REMARK 470     LYS   498    NZ
REMARK 470     GLU   499    CD   OE1  OE2
REMARK 470     GLU   508    CD   OE1  OE2
REMARK 470     ARG   515    CZ   NH1  NH2
REMARK 470     GLN   526    CD   OE1  NE2
REMARK 470     ASN   533    CG   OD1  ND2
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   CG   ARG     515     SD   MET     379     2555     0.62
REMARK 500   CD   ARG     515     SD   MET     379     2555     1.08
REMARK 500   CE1  PHE     186     CE   LYS      14    14555     1.17
REMARK 500   CD   ARG     515     CG   MET     379     2555     1.51
REMARK 500   CZ   PHE     186     CE   LYS      14    14555     1.53
REMARK 500   NZ   LYS     530     OD2  ASP     369     2555     1.62
REMARK 500   CE1  PHE     186     NZ   LYS      14    14555     1.63
REMARK 500   NE   ARG     515     CB   MET     379     2555     1.76
REMARK 500   CD   ARG     515     CB   MET     379     2555     1.87
REMARK 500   CB   PHE     527     CD2  LEU     373     2555     1.91
REMARK 500   NE   ARG      19     NE   ARG      19     8555     1.94
REMARK 500   CB   ARG     515     SD   MET     379     2555     1.94
REMARK 500   NE2  GLN     500     CE   MET     379     2555     2.00
REMARK 500   NE   ARG     515     SD   MET     379     2555     2.06
REMARK 500   CD1  PHE     186     NZ   LYS      14    14555     2.11
REMARK 500   CD   GLN     500     CE   MET     379     2555     2.17
REMARK 500   CG   ARG     515     CE   MET     379     2555     2.17
REMARK 500
REMARK 500 REMARK: NULL
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 15 DEGREES (M=MODEL NUMBER; RES=RESIDUE NAME;
REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION
REMARK 500 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  0 LEU    97   CA  -  CB  -  CG  ANGL. DEV. =  20.2 DEGREES
REMARK 500  0 ASN   167   C-1 -  N   -  CA  ANGL. DEV. =  25.5 DEGREES
REMARK 500  0 VAL   168   C   -  CA  -  CB  ANGL. DEV. =  15.6 DEGREES
REMARK 500  0 ARG   216   CD  -  NE  -  CZ  ANGL. DEV. =  17.4 DEGREES
REMARK 500  0 ARG   267   CD  -  NE  -  CZ  ANGL. DEV. =  17.2 DEGREES
REMARK 500  0 GLU   278   CB  -  CG  -  CD  ANGL. DEV. =  17.0 DEGREES
REMARK 500  0 ASP   285   N   -  CA  -  C   ANGL. DEV. =  17.1 DEGREES
REMARK 500  0 ASP   285   C   -  CA  -  CB  ANGL. DEV. =  19.3 DEGREES
REMARK 500  0 VAL   293   N   -  CA  -  CB  ANGL. DEV. =  21.8 DEGREES
REMARK 500  0 VAL   293   C   -  CA  -  CB  ANGL. DEV. =  17.1 DEGREES
REMARK 500  0 LEU   305   CA  -  CB  -  CG  ANGL. DEV. =  15.6 DEGREES
REMARK 500  0 ILE   347   CB  -  CG1 -  CD1 ANGL. DEV. =  15.9 DEGREES
REMARK 500  0 LEU   391   C   -  CA  -  CB  ANGL. DEV. =  16.5 DEGREES
REMARK 500  0 GLU   434   CA  -  CB  -  CG  ANGL. DEV. =  22.1 DEGREES
REMARK 500  0 LEU   494   CA  -  CB  -  CG  ANGL. DEV. =  20.6 DEGREES
REMARK 500
REMARK 500 REMARK: NULL
REMARK 999
REMARK 999 SEQUENCE
REMARK 999 THE SEQUENCE LISTED IN THE SEQRES RECORD
REMARK 999 IS OF TORPEDO CALIFORNICA ACETYLCHOLINESTERASE,
REMARK 999 (CORRESPONDING TO THE STRUCTURE)
REMARK 999 NOT OF ELECTROPHORUS ELECTRICUS. AT THE RESOLUTION
REMARK 999 OF THE EXPERIMENTAL DATA (4.5 A) NO SEQUENCE
REMARK 999 DISCREPANCIES CAN BE SEEN.
DBREF  1EEA      4   484  SWS    P04058   ACES_TORCA      25    505
DBREF  1EEA    490   535  SWS    P04058   ACES_TORCA     511    556
SEQADV 1EEA             SWS  P04058    PRO   506 GAP IN PDB ENTRY
SEQADV 1EEA             SWS  P04058    HIS   507 GAP IN PDB ENTRY
SEQADV 1EEA             SWS  P04058    SER   508 GAP IN PDB ENTRY
SEQADV 1EEA             SWS  P04058    GLN   509 GAP IN PDB ENTRY
SEQADV 1EEA             SWS  P04058    GLU   510 GAP IN PDB ENTRY
SEQRES   1    534  ASP ASP HIS SER GLU LEU LEU VAL ASN THR LYS SER GLY
SEQRES   2    534  LYS VAL MET GLY THR ARG VAL PRO VAL LEU SER SER HIS
SEQRES   3    534  ILE SER ALA PHE LEU GLY ILE PRO PHE ALA GLU PRO PRO
SEQRES   4    534  VAL GLY ASN MET ARG PHE ARG ARG PRO GLU PRO LYS LYS
SEQRES   5    534  PRO TRP SER GLY VAL TRP ASN ALA SER THR TYR PRO ASN
SEQRES   6    534  ASN CYS GLN GLN TYR VAL ASP GLU GLN PHE PRO GLY PHE
SEQRES   7    534  SER GLY SER GLU MET TRP ASN PRO ASN ARG GLU MET SER
SEQRES   8    534  GLU ASP CYS LEU TYR LEU ASN ILE TRP VAL PRO SER PRO
SEQRES   9    534  ARG PRO LYS SER THR THR VAL MET VAL TRP ILE TYR GLY
SEQRES  10    534  GLY GLY PHE TYR SER GLY SER SER THR LEU ASP VAL TYR
SEQRES  11    534  ASN GLY LYS TYR LEU ALA TYR THR GLU GLU VAL VAL LEU
SEQRES  12    534  VAL SER LEU SER TYR ARG VAL GLY ALA PHE GLY PHE LEU
SEQRES  13    534  ALA LEU HIS GLY SER GLN GLU ALA PRO GLY ASN VAL GLY
SEQRES  14    534  LEU LEU ASP GLN ARG MET ALA LEU GLN TRP VAL HIS ASP
SEQRES  15    534  ASN ILE GLN PHE PHE GLY GLY ASP PRO LYS THR VAL THR
SEQRES  16    534  ILE PHE GLY GLU SER ALA GLY GLY ALA SER VAL GLY MET
SEQRES  17    534  HIS ILE LEU SER PRO GLY SER ARG ASP LEU PHE ARG ARG
SEQRES  18    534  ALA ILE LEU GLN SER GLY SER PRO ASN CYS PRO TRP ALA
SEQRES  19    534  SER VAL SER VAL ALA GLU GLY ARG ARG ARG ALA VAL GLU
SEQRES  20    534  LEU GLY ARG ASN LEU ASN CYS ASN LEU ASN SER ASP GLU
SEQRES  21    534  GLU LEU ILE HIS CYS LEU ARG GLU LYS LYS PRO GLN GLU
SEQRES  22    534  LEU ILE ASP VAL GLU TRP ASN VAL LEU PRO PHE ASP SER
SEQRES  23    534  ILE PHE ARG PHE SER PHE VAL PRO VAL ILE ASP GLY GLU
SEQRES  24    534  PHE PHE PRO THR SER LEU GLU SER MET LEU ASN SER GLY
SEQRES  25    534  ASN PHE LYS LYS THR GLN ILE LEU LEU GLY VAL ASN LYS
SEQRES  26    534  ASP GLU GLY SER PHE PHE LEU LEU TYR GLY ALA PRO GLY
SEQRES  27    534  PHE SER LYS ASP SER GLU SER LYS ILE SER ARG GLU ASP
SEQRES  28    534  PHE MET SER GLY VAL LYS LEU SER VAL PRO HIS ALA ASN
SEQRES  29    534  ASP LEU GLY LEU ASP ALA VAL THR LEU GLN TYR THR ASP
SEQRES  30    534  TRP MET ASP ASP ASN ASN GLY ILE LYS ASN ARG ASP GLY
SEQRES  31    534  LEU ASP ASP ILE VAL GLY ASP HIS ASN VAL ILE CYS PRO
SEQRES  32    534  LEU MET HIS PHE VAL ASN LYS TYR THR LYS PHE GLY ASN
SEQRES  33    534  GLY THR TYR LEU TYR PHE PHE ASN HIS ARG ALA SER ASN
SEQRES  34    534  LEU VAL TRP PRO GLU TRP MET GLY VAL ILE HIS GLY TYR
SEQRES  35    534  GLU ILE GLU PHE VAL PHE GLY LEU PRO LEU VAL LYS GLU
SEQRES  36    534  LEU ASN TYR THR ALA GLU GLU GLU ALA LEU SER ARG ARG
SEQRES  37    534  ILE MET HIS TYR TRP ALA THR PHE ALA LYS THR GLY ASN
SEQRES  38    534  PRO ASN GLU PRO HIS SER GLN GLU SER LYS TRP PRO LEU
SEQRES  39    534  PHE THR THR LYS GLU GLN LYS PHE ILE ASP LEU ASN THR
SEQRES  40    534  GLU PRO MET LYS VAL HIS GLN ARG LEU ARG VAL GLN MET
SEQRES  41    534  CYS VAL PHE TRP ASN GLN PHE LEU PRO LYS LEU LEU ASN
SEQRES  42    534  ALA
HELIX    1   1 GLY     41  MET     43  5                                   3
HELIX    2   2 SER     79  TRP     84  1                                   6
HELIX    3   3 ASP    128  TYR    130  5                                   3
HELIX    4   4 LYS    133  GLU    139  1                                   7
HELIX    5   5 GLY    151  PHE    155  1                                   5
HELIX    6   6 VAL    168  PHE    186  1                                  19
HELIX    7   7 ALA    201  LEU    211  1                                  11
HELIX    8   8 ARG    216  LEU    218  5                                   3
HELIX    9   9 VAL    238  ASN    251  1                                  14
HELIX   10  10 ASP    259  GLU    268  1                                  10
HELIX   11  11 PRO    271  ASN    280  1                                  10
HELIX   12  12 LEU    305  SER    311  1                                   7
HELIX   13  13 SER    329  GLY    335  1                                   7
HELIX   14  14 ARG    349  SER    359  1                                  11
HELIX   15  15 ASP    365  TYR    375  1                                  11
HELIX   16  16 GLY    384  ASN    399  1                                  16
HELIX   17  17 ILE    401  LYS    413  1                                  13
HELIX   18  18 GLU    434  MET    436  5                                   3
HELIX   19  19 ILE    444  VAL    447  1                                   4
HELIX   20  20 LEU    450  LEU    452  5                                   3
HELIX   21  21 LYS    454  LEU    456  5                                   3
HELIX   22  22 ALA    460  THR    479  1                                  20
HELIX   23  23 VAL    518  ASN    525  1                                   8
HELIX   24  24 PHE    527  LEU    532  1                                   6
SHEET    1   A 3 LEU     7  THR    10  0
SHEET    2   A 3 GLY    13  MET    16 -1  N  VAL    15   O  VAL     8
SHEET    3   A 3 VAL    57  ASN    59  1  N  TRP    58   O  LYS    14
SHEET    1   B11 THR    18  PRO    21  0
SHEET    2   B11 HIS    26  PHE    30 -1  N  ALA    29   O  THR    18
SHEET    3   B11 LEU    97  VAL   101 -1  N  VAL   101   O  SER    28
SHEET    4   B11 VAL   142  LEU   146 -1  N  SER   145   O  ASN    98
SHEET    5   B11 VAL   111  ILE   115  1  N  MET   112   O  VAL   142
SHEET    6   B11 VAL   194  GLU   199  1  N  THR   195   O  VAL   111
SHEET    7   B11 ARG   221  GLN   225  1  N  ARG   221   O  ILE   196
SHEET    8   B11 ILE   319  ASN   324  1  N  LEU   320   O  ALA   222
SHEET    9   B11 THR   418  PHE   423  1  N  TYR   419   O  ILE   319
SHEET   10   B11 LYS   501  LEU   505  1  N  ILE   503   O  PHE   422
SHEET   11   B11 VAL   512  GLN   514 -1  N  HIS   513   O  PHE   502
SHEET    1   C 2 SER   235  SER   237  0
SHEET    2   C 2 PRO   294  ILE   296  1  N  PRO   294   O  VAL   236
CISPEP   1 SER    103    PRO    104          0         2.22
CRYST1  140.860  201.460  235.770  90.00  90.00  90.00 F 2 2 2      16
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      0.007099  0.000000  0.000000        0.00000
SCALE2      0.000000  0.004964  0.000000        0.00000
SCALE3      0.000000  0.000000  0.004241        0.00000