1E3Q - Header Asymmetric Unit

HEADER HYDROLASE 21-JUN-00 1E3Q

TITLE TORPEDO CALIFORNICA ACETYLCHOLINESTERASE COMPLEXED WITH BW284C51

CAVEAT 1E3Q NAG A 603 HAS WRONG CHIRALITY AT ATOM C1

COMPND MOL_ID: 1; COMPND 2 MOLECULE: ACETYLCHOLINESTERASE; COMPND 3 CHAIN: A; COMPND 4 EC: 3.1.1.7

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: TORPEDO CALIFORNICA; SOURCE 3 ORGANISM_COMMON: PACIFIC ELECTRIC RAY; SOURCE 4 ORGANISM_TAXID: 7787; SOURCE 5 ORGAN: ELECTRIC ORGAN; SOURCE 6 TISSUE: ELECTROPLAQUE

KEYWDS SERINE HYDROLASE, HYDROLASE, INHIBITOR

EXPDTA X-RAY DIFFRACTION

AUTHOR C.E.FELDER,M.HAREL,I.SILMAN,J.L.SUSSMAN

REVDAT 6 12-JUL-17 1E3Q 1 REVDAT 5 05-JUL-17 1E3Q 1 REMARK REVDAT 4 21-SEP-11 1E3Q 1 HEADER CAVEAT KEYWDS REMARK REVDAT 4 2 1 HET HETNAM FORMUL HETSYN REVDAT 4 3 1 LINK SITE HETATM VERSN REVDAT 3 24-FEB-09 1E3Q 1 VERSN REVDAT 2 01-OCT-02 1E3Q 1 JRNL REMARK REVDAT 1 03-JUL-00 1E3Q 0

JRNL AUTH C.E.FELDER,M.HAREL,I.SILMAN,J.L.SUSSMAN JRNL TITL STRUCTURE OF A COMPLEX OF THE POTENT AND SPECIFIC INHIBITOR JRNL TITL 2 BW284C51 WITH TORPEDO CALIFORNICA ACETYLCHOLINESTERASE JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 58 1765 2002 JRNL REFN ISSN 0907-4449 JRNL PMID 12351819 JRNL DOI 10.1107/S0907444902011642

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH G.KRYGER,I.SILMAN,J.L.SUSSMAN REMARK 1 TITL STRUCTURE OF ACETYLCHOLINESTERASE COMPLEXED WITH E2020 REMARK 1 TITL 2 (ARICEPT): IMPLICATIONS FOR THE DESIGN OF NEW ANTI-ALZHEIMER REMARK 1 TITL 3 DRUGS REMARK 1 REF STRUCTURE V. 7 297 1999 REMARK 1 REFN ISSN 0969-2126 REMARK 1 PMID 10368299 REMARK 1 DOI 10.1016/S0969-2126(99)80040-9 REMARK 1 REFERENCE 2 REMARK 1 AUTH M.HAREL,I.SCHALK,L.EHRET-SABATTIER,F.BOUET,M.GOELDNER, REMARK 1 AUTH 2 C.HIRTH,P.H.AXELSEN,I.SILMAN,J.L.SUSSMAN REMARK 1 TITL QUATERNARY LIGAND BINDING TO AROMATIC RESIDUES IN THE REMARK 1 TITL 2 ACTIVE-SITE GORGE OF ACETYLCHOLINESTERASE REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 90 9031 1993 REMARK 1 REFN ISSN 0027-8424 REMARK 1 PMID 8415649 REMARK 1 DOI 10.1073/PNAS.90.19.9031

REMARK 2 REMARK 2 RESOLUTION. 2.85 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 18.94 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 8544140.690 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 95.6 REMARK 3 NUMBER OF REFLECTIONS : 22783 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) : 0.190 REMARK 3 FREE R VALUE : 0.234 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1110 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 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) : 2.85 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.03 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 55.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2117 REMARK 3 BIN R VALUE (WORKING SET) : 0.3860 REMARK 3 BIN FREE R VALUE : 0.3930 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.10 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 114 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.037 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4244 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 77 REMARK 3 SOLVENT ATOMS : 128 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 39.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 36.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 4.21000 REMARK 3 B22 (A**2) : 4.21000 REMARK 3 B33 (A**2) : -8.41000 REMARK 3 B12 (A**2) : 11.37000 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) : 0.35 REMARK 3 ESD FROM SIGMAA (A) : 0.90 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) : 0.42 REMARK 3 ESD FROM C-V SIGMAA (A) : 1.02 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.011 REMARK 3 BOND ANGLES (DEGREES) : 1.700 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.060 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) : 1.400 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.470 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 3.010 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 4.260 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.33 REMARK 3 BSOL : 48.66 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 : BW.PAR REMARK 3 PARAMETER FILE 4 : CARBOHYDRATE.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : CARBOHYDRATE.TOP REMARK 3 TOPOLOGY FILE 4 : BW.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: SEVERAL RESIDUES ARE NOT SEEN IN THE REMARK 3 CRYSTAL STRUCTURE, DUE TO DISORDER. THESE INCLUDE ASP 1, ASP 2 REMARK 3 AND THE C-TERMINAL RESIDUES AFTER THR 535.

REMARK 4 REMARK 4 1E3Q COMPLIES WITH FORMAT V. 3.30, 13-JUL-11

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 21-JUN-00. REMARK 100 THE DEPOSITION ID IS D_1290005071.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-DEC-91 REMARK 200 TEMPERATURE (KELVIN) : 293.0 REMARK 200 PH : 5.80 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RUH3R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : MULTIWIRE XENTRONICS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 48244 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.830 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 77.4 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.10400 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.83 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.16 REMARK 200 COMPLETENESS FOR SHELL (%) : 47.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.28600 REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.851 REMARK 200 STARTING MODEL: PDB ENTRY 2ACE REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 70.90 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.23 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 5.80

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 46.06667 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 92.13333 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 92.13333 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 46.06667 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 300 REMARK: THE ENZYME IS A GPI-ANCHORED DIMER. THE REMARK 300 TWO MONOMERS IN THE DIMER ARE RELATED BY REMARK 300 CRYSTALLOGRAPHIC TWO-FOLDSYMMETRY.

REMARK 350 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 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3560 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 41230 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -29.6 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 0.00000 REMARK 350 BIOMT2 2 0.866025 0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 138.20000

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 ASP A 1 REMARK 465 ASP A 2 REMARK 465 ALA A 536 REMARK 465 CYS A 537 REMARK 465 ASP A 538 REMARK 465 GLY A 539 REMARK 465 GLU A 540 REMARK 465 LEU A 541 REMARK 465 SER A 542 REMARK 465 SER A 543

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 GLU A 89 OE1 OE2 REMARK 470 GLN A 162 CD OE1 NE2 REMARK 470 GLU A 299 CD OE1 OE2 REMARK 470 LYS A 413 CE NZ

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 O HOH A 809 O HOH A 814 3564 2.17 REMARK 500 REMARK 500 REMARK: NULL 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 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 LEU A 23 -129.98 55.06 REMARK 500 SER A 25 -152.48 -98.23 REMARK 500 PRO A 39 48.41 -76.81 REMARK 500 PHE A 45 -18.73 87.88 REMARK 500 ALA A 60 46.80 -84.82 REMARK 500 CYS A 94 21.35 -144.20 REMARK 500 SER A 108 109.91 -172.83 REMARK 500 SER A 124 128.78 166.55 REMARK 500 GLU A 140 79.11 54.27 REMARK 500 LEU A 158 78.93 -101.13 REMARK 500 HIS A 159 -54.19 -23.48 REMARK 500 ALA A 164 70.02 -153.49 REMARK 500 ASN A 167 3.49 52.44 REMARK 500 SER A 200 -121.99 65.87 REMARK 500 ARG A 216 -54.02 -21.70 REMARK 500 PHE A 288 51.74 79.97 REMARK 500 THR A 317 -155.96 -133.28 REMARK 500 VAL A 360 71.54 -116.71 REMARK 500 ASP A 380 73.51 -167.00 REMARK 500 VAL A 400 -59.73 -128.11 REMARK 500 THR A 412 -4.99 -57.11 REMARK 500 PHE A 414 -25.08 -143.44 REMARK 500 ASN A 424 36.33 -151.59 REMARK 500 GLU A 455 -13.81 -42.57 REMARK 500 THR A 479 -43.71 -141.30 REMARK 500 PRO A 485 -35.42 -28.12 REMARK 500 SER A 487 136.63 -14.45 REMARK 500 GLN A 488 38.93 -80.40 REMARK 500 LYS A 498 -82.33 -81.12 REMARK 500 GLN A 500 74.18 49.41 REMARK 500 GLN A 526 -61.19 -132.13 REMARK 500 REMARK 500 REMARK: NULL

REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 826 DISTANCE = 6.08 ANGSTROMS REMARK 525 HOH A 827 DISTANCE = 7.31 ANGSTROMS REMARK 525 HOH A 828 DISTANCE = 7.48 ANGSTROMS

REMARK 650 REMARK 650 HELIX REMARK 650 DETERMINATION METHOD: AUTHOR PROVIDED.

REMARK 700 REMARK 700 SHEET REMARK 700 DETERMINATION METHOD: AUTHOR PROVIDED.

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 593 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EBW A 550 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN A OF SUGAR BOUND TO ASN A REMARK 800 59 RESIDUES 900 TO 900 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN A OF SUGAR BOUND TO ASN A REMARK 800 416 RESIDUES 901 TO 901 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR MONO-SACCHARIDE NAG A 902 BOUND REMARK 800 TO ASN A 457

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2ACE RELATED DB: PDB REMARK 900 NATIVE ACETYLCHOLINESTERASE (E.C. 3.1.1.7) FROM TORPEDO CALIFORNICA REMARK 900 RELATED ID: 3ACE RELATED DB: PDB REMARK 900 RELATED ID: 4ACE RELATED DB: PDB REMARK 900 RELATED ID: 1ACJ RELATED DB: PDB REMARK 900 RELATED ID: 2ACK RELATED DB: PDB REMARK 900 RELATED ID: 1ACL RELATED DB: PDB REMARK 900 RELATED ID: 1AMN RELATED DB: PDB REMARK 900 RELATED ID: 1FSS RELATED DB: PDB REMARK 900 RELATED ID: 1VOT RELATED DB: PDB REMARK 900 RELATED ID: 1AX9 RELATED DB: PDB REMARK 900 RELATED ID: 1EVE RELATED DB: PDB REMARK 900 RELATED ID: 1CFJ RELATED DB: PDB REMARK 900 RELATED ID: 1OCE RELATED DB: PDB REMARK 900 RELATED ID: 2DFP RELATED DB: PDB REMARK 900 RELATED ID: 1SOM RELATED DB: PDB REMARK 900 RELATED ID: 2DX6 RELATED DB: PDB REMARK 900 RELATED ID: 1VXO RELATED DB: PDB REMARK 900 RELATED ID: 1VXR RELATED DB: PDB REMARK 900 RELATED ID: 1QTI RELATED DB: PDB REMARK 900 RELATED ID: 1QIG RELATED DB: PDB REMARK 900 RELATED ID: 1QIH RELATED DB: PDB REMARK 900 RELATED ID: 1QII RELATED DB: PDB REMARK 900 RELATED ID: 1QIJ RELATED DB: PDB REMARK 900 RELATED ID: 1QIK RELATED DB: PDB REMARK 900 RELATED ID: 1QIM RELATED DB: PDB REMARK 900 RELATED ID: 1QID RELATED DB: PDB REMARK 900 RELATED ID: 1QIE RELATED DB: PDB REMARK 900 RELATED ID: 1QIF RELATED DB: PDB REMARK 900 RELATED ID: 1EEA RELATED DB: PDB

DBREF 1E3Q A 1 543 UNP P04058 ACES_TORCA 22 564

SEQRES 1 A 543 ASP ASP HIS SER GLU LEU LEU VAL ASN THR LYS SER GLY SEQRES 2 A 543 LYS VAL MET GLY THR ARG VAL PRO VAL LEU SER SER HIS SEQRES 3 A 543 ILE SER ALA PHE LEU GLY ILE PRO PHE ALA GLU PRO PRO SEQRES 4 A 543 VAL GLY ASN MET ARG PHE ARG ARG PRO GLU PRO LYS LYS SEQRES 5 A 543 PRO TRP SER GLY VAL TRP ASN ALA SER THR TYR PRO ASN SEQRES 6 A 543 ASN CYS GLN GLN TYR VAL ASP GLU GLN PHE PRO GLY PHE SEQRES 7 A 543 SER GLY SER GLU MET TRP ASN PRO ASN ARG GLU MET SER SEQRES 8 A 543 GLU ASP CYS LEU TYR LEU ASN ILE TRP VAL PRO SER PRO SEQRES 9 A 543 ARG PRO LYS SER THR THR VAL MET VAL TRP ILE TYR GLY SEQRES 10 A 543 GLY GLY PHE TYR SER GLY SER SER THR LEU ASP VAL TYR SEQRES 11 A 543 ASN GLY LYS TYR LEU ALA TYR THR GLU GLU VAL VAL LEU SEQRES 12 A 543 VAL SER LEU SER TYR ARG VAL GLY ALA PHE GLY PHE LEU SEQRES 13 A 543 ALA LEU HIS GLY SER GLN GLU ALA PRO GLY ASN VAL GLY SEQRES 14 A 543 LEU LEU ASP GLN ARG MET ALA LEU GLN TRP VAL HIS ASP SEQRES 15 A 543 ASN ILE GLN PHE PHE GLY GLY ASP PRO LYS THR VAL THR SEQRES 16 A 543 ILE PHE GLY GLU SER ALA GLY GLY ALA SER VAL GLY MET SEQRES 17 A 543 HIS ILE LEU SER PRO GLY SER ARG ASP LEU PHE ARG ARG SEQRES 18 A 543 ALA ILE LEU GLN SER GLY SER PRO ASN CYS PRO TRP ALA SEQRES 19 A 543 SER VAL SER VAL ALA GLU GLY ARG ARG ARG ALA VAL GLU SEQRES 20 A 543 LEU GLY ARG ASN LEU ASN CYS ASN LEU ASN SER ASP GLU SEQRES 21 A 543 GLU LEU ILE HIS CYS LEU ARG GLU LYS LYS PRO GLN GLU SEQRES 22 A 543 LEU ILE ASP VAL GLU TRP ASN VAL LEU PRO PHE ASP SER SEQRES 23 A 543 ILE PHE ARG PHE SER PHE VAL PRO VAL ILE ASP GLY GLU SEQRES 24 A 543 PHE PHE PRO THR SER LEU GLU SER MET LEU ASN SER GLY SEQRES 25 A 543 ASN PHE LYS LYS THR GLN ILE LEU LEU GLY VAL ASN LYS SEQRES 26 A 543 ASP GLU GLY SER PHE PHE LEU LEU TYR GLY ALA PRO GLY SEQRES 27 A 543 PHE SER LYS ASP SER GLU SER LYS ILE SER ARG GLU ASP SEQRES 28 A 543 PHE MET SER GLY VAL LYS LEU SER VAL PRO HIS ALA ASN SEQRES 29 A 543 ASP LEU GLY LEU ASP ALA VAL THR LEU GLN TYR THR ASP SEQRES 30 A 543 TRP MET ASP ASP ASN ASN GLY ILE LYS ASN ARG ASP GLY SEQRES 31 A 543 LEU ASP ASP ILE VAL GLY ASP HIS ASN VAL ILE CYS PRO SEQRES 32 A 543 LEU MET HIS PHE VAL ASN LYS TYR THR LYS PHE GLY ASN SEQRES 33 A 543 GLY THR TYR LEU TYR PHE PHE ASN HIS ARG ALA SER ASN SEQRES 34 A 543 LEU VAL TRP PRO GLU TRP MET GLY VAL ILE HIS GLY TYR SEQRES 35 A 543 GLU ILE GLU PHE VAL PHE GLY LEU PRO LEU VAL LYS GLU SEQRES 36 A 543 LEU ASN TYR THR ALA GLU GLU GLU ALA LEU SER ARG ARG SEQRES 37 A 543 ILE MET HIS TYR TRP ALA THR PHE ALA LYS THR GLY ASN SEQRES 38 A 543 PRO ASN GLU PRO HIS SER GLN GLU SER LYS TRP PRO LEU SEQRES 39 A 543 PHE THR THR LYS GLU GLN LYS PHE ILE ASP LEU ASN THR SEQRES 40 A 543 GLU PRO MET LYS VAL HIS GLN ARG LEU ARG VAL GLN MET SEQRES 41 A 543 CYS VAL PHE TRP ASN GLN PHE LEU PRO LYS LEU LEU ASN SEQRES 42 A 543 ALA THR ALA CYS ASP GLY GLU LEU SER SER

MODRES 1E3Q ASN A 59 ASN GLYCOSYLATION SITE MODRES 1E3Q ASN A 416 ASN GLYCOSYLATION SITE MODRES 1E3Q ASN A 457 ASN GLYCOSYLATION SITE

HET EBW A 601 30 HET SO4 A 602 5 HET NAG A 603 14 HET NAG A 604 14 HET NAG A 605 14

HETNAM EBW 4-(5-{4-[DIMETHYL(PROP-2-ENYL)AMMONIO]PHENYL}-3- HETNAM 2 EBW OXOPENTYL)-N,N-DIMETHYL-N-PROP-2-ENYLBENZENAMINIUM HETNAM SO4 SULFATE ION HETNAM NAG N-ACETYL-D-GLUCOSAMINE

FORMUL 2 EBW C27 H38 N2 O 2+ FORMUL 3 SO4 O4 S 2- FORMUL 4 NAG 3(C8 H15 N O6) FORMUL 7 HOH *128(H2 O)

HELIX 1 AA1 PHE A 78 MET A 83 1 6 HELIX 2 AA2 LEU A 127 ASN A 131 5 5 HELIX 3 AA3 GLY A 132 GLU A 140 1 9 HELIX 4 AA4 GLY A 151 LEU A 156 1 6 HELIX 5 AA5 ASN A 167 ILE A 184 1 18 HELIX 6 AA6 GLN A 185 PHE A 187 5 3 HELIX 7 AA7 SER A 200 SER A 212 1 13 HELIX 8 AA8 SER A 212 ASP A 217 1 6 HELIX 9 AA9 VAL A 238 LEU A 252 1 15 HELIX 10 AB1 SER A 258 LYS A 269 1 12 HELIX 11 AB2 LYS A 270 GLU A 278 1 9 HELIX 12 AB3 TRP A 279 LEU A 282 5 4 HELIX 13 AB4 SER A 304 GLY A 312 1 9 HELIX 14 AB5 GLY A 328 ALA A 336 1 9 HELIX 15 AB6 GLU A 350 VAL A 360 1 11 HELIX 16 AB7 ASN A 364 THR A 376 1 13 HELIX 17 AB8 ASN A 383 VAL A 400 1 18 HELIX 18 AB9 VAL A 400 LYS A 413 1 14 HELIX 19 AC1 PRO A 433 GLY A 437 5 5 HELIX 20 AC2 GLU A 443 PHE A 448 1 6 HELIX 21 AC3 GLY A 449 ASN A 457 5 9 HELIX 22 AC4 THR A 459 LYS A 478 1 20 HELIX 23 AC5 ARG A 517 GLN A 526 1 10 HELIX 24 AC6 GLN A 526 THR A 535 1 10

SHEET 1 AA1 3 LEU A 7 THR A 10 0 SHEET 2 AA1 3 GLY A 13 MET A 16 -1 O VAL A 15 N VAL A 8 SHEET 3 AA1 3 VAL A 57 ASN A 59 1 O TRP A 58 N MET A 16 SHEET 1 AA211 THR A 18 VAL A 22 0 SHEET 2 AA211 SER A 25 PRO A 34 -1 O ALA A 29 N THR A 18 SHEET 3 AA211 TYR A 96 VAL A 101 -1 O ILE A 99 N PHE A 30 SHEET 4 AA211 VAL A 142 LEU A 146 -1 O LEU A 143 N TRP A 100 SHEET 5 AA211 THR A 109 ILE A 115 1 N TRP A 114 O VAL A 144 SHEET 6 AA211 GLY A 189 GLU A 199 1 O ASP A 190 N THR A 109 SHEET 7 AA211 ARG A 221 GLN A 225 1 O GLN A 225 N GLY A 198 SHEET 8 AA211 ILE A 319 ASN A 324 1 O LEU A 320 N ALA A 222 SHEET 9 AA211 THR A 418 PHE A 423 1 O TYR A 419 N ILE A 319 SHEET 10 AA211 LYS A 501 LEU A 505 1 O ILE A 503 N PHE A 422 SHEET 11 AA211 VAL A 512 GLN A 514 -1 O HIS A 513 N PHE A 502 SHEET 1 AA3 2 ALA A 36 GLU A 37 0 SHEET 2 AA3 2 GLU A 49 PRO A 50 -1 O GLU A 49 N GLU A 37 SHEET 1 AA4 2 ASN A 66 CYS A 67 0 SHEET 2 AA4 2 MET A 90 SER A 91 1 O SER A 91 N ASN A 66 SHEET 1 AA5 2 VAL A 236 SER A 237 0 SHEET 2 AA5 2 VAL A 295 ILE A 296 1 O ILE A 296 N VAL A 236

SSBOND 1 CYS A 67 CYS A 94 1555 1555 2.03 SSBOND 2 CYS A 254 CYS A 265 1555 1555 2.02 SSBOND 3 CYS A 402 CYS A 521 1555 1555 2.05

LINK ND2 ASN A 59 C1 NAG A 603 1555 1555 1.47 LINK ND2 ASN A 416 C1 NAG A 604 1555 1555 1.45 LINK ND2 ASN A 457 C1 NAG A 605 1555 1555 1.47

CISPEP 1 SER A 103 PRO A 104 0 0.49

SITE 1 AC1 4 HIS A 406 ASN A 409 ASN A 525 GLN A 526 SITE 1 AC2 13 TYR A 70 GLN A 74 TRP A 84 GLY A 117 SITE 2 AC2 13 TYR A 121 GLU A 199 TRP A 279 PHE A 290 SITE 3 AC2 13 PHE A 330 PHE A 331 TYR A 334 HIS A 440 SITE 4 AC2 13 HOH A 744 SITE 1 AC3 4 ASN A 59 SER A 61 HOH A 738 HOH A 773 SITE 1 AC4 4 ASN A 416 GLY A 417 HOH A 705 HOH A 715 SITE 1 AC5 1 ASN A 457

CRYST1 114.000 114.000 138.200 90.00 90.00 120.00 P 31 2 1 6

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 0.008772 0.005064 0.000000 0.00000

SCALE2 0.000000 0.010129 0.000000 0.00000

SCALE3 0.000000 0.000000 0.007236 0.00000