1AX9 - Header Asymmetric Unit

HEADER HYDROLASE 03-NOV-97 1AX9

TITLE ACETYLCHOLINESTERASE COMPLEXED WITH EDROPHONIUM, LAUE DATA

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

KEYWDS HYDROLASE, CARBOXYLIC ESTERASE, SERINE ESTERASE, SYNAPSE

EXPDTA X-RAY DIFFRACTION

AUTHOR M.L.RAVES,R.B.G.RAVELLI,J.L.SUSSMAN,M.HAREL,I.SILMAN

REVDAT 3 24-FEB-09 1AX9 1 VERSN REVDAT 2 01-APR-03 1AX9 1 JRNL REVDAT 1 11-FEB-98 1AX9 0

JRNL AUTH R.B.RAVELLI,M.L.RAVES,Z.REN,D.BOURGEOIS,M.ROTH, JRNL AUTH 2 J.KROON,I.SILMAN,J.L.SUSSMAN JRNL TITL STATIC LAUE DIFFRACTION STUDIES ON JRNL TITL 2 ACETYLCHOLINESTERASE. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 54 1359 1998 JRNL REFN ISSN 0907-4449 JRNL PMID 10089512 JRNL DOI 10.1107/S0907444998005277

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.HAREL,I.SCHALK,L.EHRET-SABATIER,F.BOUET, REMARK 1 AUTH 2 M.GOELDNER,C.HIRTH,P.H.AXELSEN,I.SILMAN,J.L.SUSSMAN REMARK 1 TITL QUATERNARY LIGAND BINDING TO AROMATIC RESIDUES IN REMARK 1 TITL 2 THE 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 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 ISSN 0036-8075 REMARK 1 REFERENCE 3 REMARK 1 AUTH J.L.SUSSMAN,M.HAREL,F.FROLOW,L.VARON,L.TOKER, REMARK 1 AUTH 2 A.H.FUTERMAN,I.SILMAN REMARK 1 TITL PURIFICATION AND CRYSTALLIZATION OF A DIMERIC FORM REMARK 1 TITL 2 OF ACETYLCHOLINESTERASE FROM TORPEDO CALIFORNICA REMARK 1 TITL 3 SUBSEQUENT TO SOLUBILIZATION WITH REMARK 1 TITL 4 PHOSPHATIDYLINOSITOL-SPECIFIC PHOSPHOLIPASE C REMARK 1 REF J.MOL.BIOL. V. 203 821 1988 REMARK 1 REFN ISSN 0022-2836

REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 84.5 REMARK 3 NUMBER OF REFLECTIONS : 21490 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 + TEST SET) : 0.207 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : 0.268 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 1032 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4152 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 12 REMARK 3 SOLVENT ATOMS : 144 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : NULL ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1AX9 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-APR-95 REMARK 200 TEMPERATURE (KELVIN) : 273 REMARK 200 PH : 5.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID09 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : L REMARK 200 WAVELENGTH OR RANGE (A) : 0.4 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : LAUEVIEW REMARK 200 DATA SCALING SOFTWARE : LAUEVIEW REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21492 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 REMARK 200 RESOLUTION RANGE LOW (A) : 20.200 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 84.5 REMARK 200 DATA REDUNDANCY : 4.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.14800 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) : 2.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 61.3 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.25000 REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: PDB ENTRY 2ACE REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 65.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.60 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLISED FROM 40 % REMARK 280 PEG200, 100 MM MES, PH 5.8 AT 4 DEGREES C, TEMPERATURE 277K

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 45.63333 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 91.26667 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 91.26667 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 45.63333 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: REMARK 300 TORPEDO CALIFONICA ACETYLCHOLINESTERASE IS A G2 DIMER IN REMARK 300 SOLUTION (SEE SUSSMAN 1988). THE ASYMMETRIC UNIT CONTAINS REMARK 300 A MONOMER, WITH THE CRYSTALLOGRAPHIC TWO-FOLD AXIS RELATING REMARK 300 THE TWO MONOMERS IN A DIMER.

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: MONOMERIC 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 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 HIS A 3 REMARK 465 PRO A 485 REMARK 465 HIS A 486 REMARK 465 SER A 487 REMARK 465 GLN A 488 REMARK 465 GLU A 489 REMARK 465 ALA A 536 REMARK 465 CYS A 537

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 A 26 ND1 CD2 CE1 NE2 REMARK 470 ASN A 42 CG OD1 ND2 REMARK 470 ARG A 46 CZ NH1 NH2 REMARK 470 GLU A 49 OE1 OE2 REMARK 470 GLU A 89 CD OE1 OE2 REMARK 470 ASN A 257 OD1 ND2 REMARK 470 GLU A 268 OE1 OE2 REMARK 470 LYS A 270 CE NZ REMARK 470 GLU A 344 OE1 OE2 REMARK 470 GLU A 350 CD OE1 OE2 REMARK 470 ASP A 365 OD1 OD2 REMARK 470 LYS A 413 NZ REMARK 470 LYS A 454 CD CE NZ REMARK 470 LYS A 491 CG CD CE NZ REMARK 470 LYS A 498 CG CD CE NZ REMARK 470 GLU A 499 OE1 OE2 REMARK 470 GLU A 508 CD OE1 OE2 REMARK 470 LYS A 511 CD CE NZ REMARK 470 ARG A 515 CZ NH1 NH2

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 PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 SER A 103 CA - C - O ANGL. DEV. = -14.9 DEGREES 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 -117.22 47.39 REMARK 500 SER A 25 -153.56 -150.78 REMARK 500 PRO A 39 37.90 -79.53 REMARK 500 PHE A 45 -14.79 75.57 REMARK 500 ALA A 60 59.73 -102.46 REMARK 500 SER A 91 145.81 -172.22 REMARK 500 SER A 108 69.76 -170.38 REMARK 500 PHE A 120 -8.86 70.40 REMARK 500 LEU A 158 71.62 -101.37 REMARK 500 THR A 193 58.70 -150.14 REMARK 500 SER A 200 -96.59 49.77 REMARK 500 PHE A 288 39.09 72.58 REMARK 500 GLU A 299 -72.74 -107.48 REMARK 500 THR A 317 -155.81 -161.74 REMARK 500 ASP A 326 76.01 -104.10 REMARK 500 SER A 329 -62.36 -28.98 REMARK 500 VAL A 360 70.48 -115.83 REMARK 500 TRP A 378 2.69 -60.55 REMARK 500 ASP A 380 45.18 -171.87 REMARK 500 VAL A 400 -56.98 -131.25 REMARK 500 ASN A 424 47.84 -141.55 REMARK 500 PRO A 451 -4.89 -52.93 REMARK 500 GLU A 455 9.96 -67.94 REMARK 500 LEU A 505 76.10 -115.51 REMARK 500 MET A 510 143.66 -32.84 REMARK 500 ARG A 515 77.47 39.00 REMARK 500 ARG A 517 53.95 37.16 REMARK 500 REMARK 500 REMARK: NULL

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CAT REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: CATALYTIC TRIAD. REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDR A 999

DBREF 1AX9 A 1 537 UNP P04058 ACES_TORCA 22 558

SEQRES 1 A 537 ASP ASP HIS SER GLU LEU LEU VAL ASN THR LYS SER GLY SEQRES 2 A 537 LYS VAL MET GLY THR ARG VAL PRO VAL LEU SER SER HIS SEQRES 3 A 537 ILE SER ALA PHE LEU GLY ILE PRO PHE ALA GLU PRO PRO SEQRES 4 A 537 VAL GLY ASN MET ARG PHE ARG ARG PRO GLU PRO LYS LYS SEQRES 5 A 537 PRO TRP SER GLY VAL TRP ASN ALA SER THR TYR PRO ASN SEQRES 6 A 537 ASN CYS GLN GLN TYR VAL ASP GLU GLN PHE PRO GLY PHE SEQRES 7 A 537 SER GLY SER GLU MET TRP ASN PRO ASN ARG GLU MET SER SEQRES 8 A 537 GLU ASP CYS LEU TYR LEU ASN ILE TRP VAL PRO SER PRO SEQRES 9 A 537 ARG PRO LYS SER THR THR VAL MET VAL TRP ILE TYR GLY SEQRES 10 A 537 GLY GLY PHE TYR SER GLY SER SER THR LEU ASP VAL TYR SEQRES 11 A 537 ASN GLY LYS TYR LEU ALA TYR THR GLU GLU VAL VAL LEU SEQRES 12 A 537 VAL SER LEU SER TYR ARG VAL GLY ALA PHE GLY PHE LEU SEQRES 13 A 537 ALA LEU HIS GLY SER GLN GLU ALA PRO GLY ASN VAL GLY SEQRES 14 A 537 LEU LEU ASP GLN ARG MET ALA LEU GLN TRP VAL HIS ASP SEQRES 15 A 537 ASN ILE GLN PHE PHE GLY GLY ASP PRO LYS THR VAL THR SEQRES 16 A 537 ILE PHE GLY GLU SER ALA GLY GLY ALA SER VAL GLY MET SEQRES 17 A 537 HIS ILE LEU SER PRO GLY SER ARG ASP LEU PHE ARG ARG SEQRES 18 A 537 ALA ILE LEU GLN SER GLY SER PRO ASN CYS PRO TRP ALA SEQRES 19 A 537 SER VAL SER VAL ALA GLU GLY ARG ARG ARG ALA VAL GLU SEQRES 20 A 537 LEU GLY ARG ASN LEU ASN CYS ASN LEU ASN SER ASP GLU SEQRES 21 A 537 GLU LEU ILE HIS CYS LEU ARG GLU LYS LYS PRO GLN GLU SEQRES 22 A 537 LEU ILE ASP VAL GLU TRP ASN VAL LEU PRO PHE ASP SER SEQRES 23 A 537 ILE PHE ARG PHE SER PHE VAL PRO VAL ILE ASP GLY GLU SEQRES 24 A 537 PHE PHE PRO THR SER LEU GLU SER MET LEU ASN SER GLY SEQRES 25 A 537 ASN PHE LYS LYS THR GLN ILE LEU LEU GLY VAL ASN LYS SEQRES 26 A 537 ASP GLU GLY SER PHE PHE LEU LEU TYR GLY ALA PRO GLY SEQRES 27 A 537 PHE SER LYS ASP SER GLU SER LYS ILE SER ARG GLU ASP SEQRES 28 A 537 PHE MET SER GLY VAL LYS LEU SER VAL PRO HIS ALA ASN SEQRES 29 A 537 ASP LEU GLY LEU ASP ALA VAL THR LEU GLN TYR THR ASP SEQRES 30 A 537 TRP MET ASP ASP ASN ASN GLY ILE LYS ASN ARG ASP GLY SEQRES 31 A 537 LEU ASP ASP ILE VAL GLY ASP HIS ASN VAL ILE CYS PRO SEQRES 32 A 537 LEU MET HIS PHE VAL ASN LYS TYR THR LYS PHE GLY ASN SEQRES 33 A 537 GLY THR TYR LEU TYR PHE PHE ASN HIS ARG ALA SER ASN SEQRES 34 A 537 LEU VAL TRP PRO GLU TRP MET GLY VAL ILE HIS GLY TYR SEQRES 35 A 537 GLU ILE GLU PHE VAL PHE GLY LEU PRO LEU VAL LYS GLU SEQRES 36 A 537 LEU ASN TYR THR ALA GLU GLU GLU ALA LEU SER ARG ARG SEQRES 37 A 537 ILE MET HIS TYR TRP ALA THR PHE ALA LYS THR GLY ASN SEQRES 38 A 537 PRO ASN GLU PRO HIS SER GLN GLU SER LYS TRP PRO LEU SEQRES 39 A 537 PHE THR THR LYS GLU GLN LYS PHE ILE ASP LEU ASN THR SEQRES 40 A 537 GLU PRO MET LYS VAL HIS GLN ARG LEU ARG VAL GLN MET SEQRES 41 A 537 CYS VAL PHE TRP ASN GLN PHE LEU PRO LYS LEU LEU ASN SEQRES 42 A 537 ALA THR ALA CYS

HET EDR A 999 12

HETNAM EDR EDROPHONIUM ION

FORMUL 2 EDR C10 H16 N O 1+ FORMUL 3 HOH *144(H2 O)

HELIX 1 H1 SER A 79 ASN A 85 1 7 HELIX 2 H2 GLY A 132 GLU A 139 1 8 HELIX 3 H3 VAL A 168 ASN A 183 1 16 HELIX 4 H4 SER A 200 LEU A 211 1 12 HELIX 5 H5 VAL A 238 LEU A 252 1 15 HELIX 6 H6 ASP A 259 GLU A 268 1 10 HELIX 7 H7 PRO A 271 GLU A 278 1 8 HELIX 8 H8 LEU A 305 SER A 311 1 7 HELIX 9 H9 SER A 329 GLY A 335 1 7 HELIX 10 H10 ARG A 349 VAL A 360 1 12 HELIX 11 H11 ASP A 365 THR A 376 1 12 HELIX 12 H12 GLY A 384 VAL A 400 1 17 HELIX 13 H13 VAL A 400 TYR A 411 1 12 HELIX 14 H14 GLU A 443 PHE A 448 1 6 HELIX 15 H15 ALA A 460 THR A 479 1 20 HELIX 16 H16 VAL A 518 ALA A 534 1 17

SHEET 1 A3 2 LEU A 6 THR A 10 0 SHEET 2 A3 2 GLY A 13 MET A 16 -1 SHEET 1 B12 2 MET A 16 PRO A 21 0 SHEET 2 B12 2 HIS A 26 PRO A 34 -1 SHEET 1 A4 1 VAL A 57 ALA A 60 0 SHEET 1 B11 9 TYR A 96 PRO A 102 0 SHEET 2 B11 9 VAL A 142 SER A 147 -1 SHEET 3 B11 9 THR A 109 TYR A 116 1 SHEET 4 B11 9 THR A 193 GLU A 199 1 SHEET 5 B11 9 ARG A 220 SER A 226 1 SHEET 6 B11 9 GLN A 318 ASN A 324 1 SHEET 7 B11 9 GLY A 417 PHE A 423 1 SHEET 8 B11 9 PHE A 502 LEU A 505 1 SHEET 9 B11 9 MET A 510 GLN A 514 -1

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

CISPEP 1 SER A 103 PRO A 104 0 5.94

SITE 1 CAT 3 SER A 200 HIS A 440 GLU A 327 SITE 1 AC1 6 TRP A 84 GLY A 119 TYR A 121 GLU A 199 SITE 2 AC1 6 SER A 200 HIS A 440

CRYST1 113.000 113.000 136.900 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 0.008850 0.005109 0.000000 0.00000

SCALE2 0.000000 0.010219 0.000000 0.00000

SCALE3 0.000000 0.000000 0.007305 0.00000