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 6 30-OCT-24 1AX9 1 REMARK REVDAT 5 02-AUG-23 1AX9 1 REMARK REVDAT 4 02-JUN-21 1AX9 1 REMARK 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,J.KROON, JRNL AUTH 2 I.SILMAN,J.L.SUSSMAN JRNL TITL STATIC LAUE DIFFRACTION STUDIES ON 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,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 REFERENCE 2 REMARK 1 AUTH J.L.SUSSMAN,M.HAREL,F.FROLOW,C.OEFNER,A.GOLDMAN,L.TOKER, REMARK 1 AUTH 2 I.SILMAN REMARK 1 TITL ATOMIC STRUCTURE OF ACETYLCHOLINESTERASE FROM TORPEDO REMARK 1 TITL 2 CALIFORNICA: A PROTOTYPIC 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,A.H.FUTERMAN, REMARK 1 AUTH 2 I.SILMAN REMARK 1 TITL PURIFICATION AND CRYSTALLIZATION OF A DIMERIC FORM OF REMARK 1 TITL 2 ACETYLCHOLINESTERASE FROM TORPEDO CALIFORNICA SUBSEQUENT TO REMARK 1 TITL 3 SOLUBILIZATION WITH PHOSPHATIDYLINOSITOL-SPECIFIC REMARK 1 TITL 4 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,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN 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. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000171367. 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 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2830 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 35850 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -5.0 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 136.90000 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 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