HEADER HYDROLASE 11-JUL-08 3DSE TITLE A POTENT PEPTIDOMIMETIC INHIBITOR OF BOTULINUM NEUROTOXIN SEROTYPE A TITLE 2 HAS A VERY DIFFERENT CONFORMATION THAN SNAP-25 SUBSTRATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: BOTULINUM NEUROTOXIN TYPE A; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: LIGHT CHAIN; COMPND 5 SYNONYM: BONT/A, BONTOXILYSIN-A, BOTOX, BOTULINUM NEUROTOXIN A LIGHT COMPND 6 CHAIN'; COMPND 7 EC: 3.4.24.69; COMPND 8 ENGINEERED: YES; COMPND 9 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CLOSTRIDIUM BOTULINUM; SOURCE 3 ORGANISM_TAXID: 1491; SOURCE 4 STRAIN: HALL; SOURCE 5 GENE: BOTA, CBO0806, CLC_0862; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS SNARE, BOTULISM, INHIBITION, METALLOPROTEASE, NEUROTRANSMISSION, KEYWDS 2 NEUROMUSCULAR JUNCTION, HYDROLASE, MEMBRANE, METAL-BINDING, KEYWDS 3 NEUROTOXIN, PHARMACEUTICAL, PROTEASE, SECRETED, TOXIN, KEYWDS 4 TRANSMEMBRANE, ZINC EXPDTA X-RAY DIFFRACTION AUTHOR J.E.ZUNIGA,T.FENN REVDAT 5 21-FEB-24 3DSE 1 REMARK LINK REVDAT 4 16-NOV-11 3DSE 1 VERSN HETATM REVDAT 3 24-FEB-09 3DSE 1 VERSN REVDAT 2 28-OCT-08 3DSE 1 JRNL REVDAT 1 30-SEP-08 3DSE 0 JRNL AUTH J.E.ZUNIGA,J.J.SCHMIDT,T.FENN,J.C.BURNETT,D.ARAC,R.GUSSIO, JRNL AUTH 2 R.G.STAFFORD,S.S.BADIE,S.BAVARI,A.T.BRUNGER JRNL TITL A POTENT PEPTIDOMIMETIC INHIBITOR OF BOTULINUM NEUROTOXIN JRNL TITL 2 SEROTYPE A HAS A VERY DIFFERENT CONFORMATION THAN SNAP-25 JRNL TITL 3 SUBSTRATE JRNL REF STRUCTURE V. 16 1588 2008 JRNL REFN ISSN 0969-2126 JRNL PMID 18940613 JRNL DOI 10.1016/J.STR.2008.07.011 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 45.00 REMARK 3 MIN(FOBS/SIGMA_FOBS) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 46184 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.180 REMARK 3 FREE R VALUE : 0.243 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.030 REMARK 3 FREE R VALUE TEST SET COUNT : 1812 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : NULL REMARK 3 SHRINKAGE RADIUS : NULL REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.004 3271 REMARK 3 ANGLE : 0.844 4421 REMARK 3 CHIRALITY : 0.060 480 REMARK 3 PLANARITY : 0.004 570 REMARK 3 DIHEDRAL : 17.499 1187 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3DSE COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-JUL-08. REMARK 100 THE DEPOSITION ID IS D_1000048428. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL9-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 46184 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 45.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASES REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.60 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.39 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1X PEG MME 2000, 5 MM NICL2, AND 100 REMARK 280 MM HEPES PH 7.8, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 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+1/2,Y+1/2,-Z REMARK 290 4555 X+1/2,-Y+1/2,-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 28.39900 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 95.52700 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 28.39900 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 95.52700 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 871 LIES ON A SPECIAL POSITION. 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 MET A 1 REMARK 465 SER A 199 REMARK 465 LEU A 200 REMARK 465 GLU A 201 REMARK 465 VAL A 202 REMARK 465 ASP A 203 REMARK 465 THR A 204 REMARK 465 ASN A 205 REMARK 465 PRO A 206 REMARK 465 LEU A 207 REMARK 465 LEU A 208 REMARK 465 VAL A 245 REMARK 465 ASN A 246 REMARK 465 THR A 247 REMARK 465 ASN A 248 REMARK 465 ALA A 249 REMARK 465 TYR A 250 REMARK 465 TYR A 251 REMARK 465 GLU A 252 REMARK 465 MET A 253 REMARK 465 SER A 254 REMARK 465 GLY A 255 REMARK 465 LEU A 256 REMARK 475 REMARK 475 ZERO OCCUPANCY RESIDUES REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY. REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE) REMARK 475 M RES C SSEQI REMARK 475 PHE A 3 REMARK 475 ASN A 26 REMARK 475 ALA A 27 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 LYS A 299 CB - CA - C 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 PHE A 3 124.62 -39.42 REMARK 500 ASN A 26 124.34 -29.95 REMARK 500 ALA A 27 171.44 -55.10 REMARK 500 ASP A 74 100.22 -160.26 REMARK 500 SER A 157 -148.43 -82.00 REMARK 500 ASN A 238 127.45 -38.89 REMARK 500 LYS A 301 -33.63 -130.43 REMARK 500 THR A 306 -62.42 -123.69 REMARK 500 ASN A 409 47.72 -107.74 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 501 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 223 NE2 REMARK 620 2 HIS A 227 NE2 92.2 REMARK 620 3 GLU A 262 OE1 99.4 89.8 REMARK 620 4 GLU A 262 OE2 158.3 89.5 58.9 REMARK 620 5 HOH A 602 O 103.9 103.2 152.6 96.7 REMARK 620 6 HOH A 603 O 91.5 174.4 93.7 88.7 71.8 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NI A 502 NI REMARK 620 N RES CSSEQI ATOM REMARK 620 1 LYS A 272 NZ REMARK 620 2 HOH A 600 O 93.0 REMARK 620 3 HOH A 601 O 176.0 89.2 REMARK 620 4 HOH A1105 O 90.3 175.6 87.3 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI A 502 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2ISG RELATED DB: PDB REMARK 900 RELATED ID: 1XTF RELATED DB: PDB REMARK 900 RELATED ID: 3DS9 RELATED DB: PDB REMARK 900 RELATED ID: 3DSE RELATED DB: PDB DBREF 3DSE A 1 417 UNP A5HZZ9 BXA1_CLOBH 1 417 SEQRES 1 A 417 MET PRO PHE VAL ASN LYS GLN PHE ASN TYR LYS ASP PRO SEQRES 2 A 417 VAL ASN GLY VAL ASP ILE ALA TYR ILE LYS ILE PRO ASN SEQRES 3 A 417 ALA GLY GLN MET GLN PRO VAL LYS ALA PHE LYS ILE HIS SEQRES 4 A 417 ASN LYS ILE TRP VAL ILE PRO GLU ARG ASP THR PHE THR SEQRES 5 A 417 ASN PRO GLU GLU GLY ASP LEU ASN PRO PRO PRO GLU ALA SEQRES 6 A 417 LYS GLN VAL PRO VAL SER TYR TYR ASP SER THR TYR LEU SEQRES 7 A 417 SER THR ASP ASN GLU LYS ASP ASN TYR LEU LYS GLY VAL SEQRES 8 A 417 THR LYS LEU PHE GLU ARG ILE TYR SER THR ASP LEU GLY SEQRES 9 A 417 ARG MET LEU LEU THR SER ILE VAL ARG GLY ILE PRO PHE SEQRES 10 A 417 TRP GLY GLY SER THR ILE ASP THR GLU LEU LYS VAL ILE SEQRES 11 A 417 ASP THR ASN CYS ILE ASN VAL ILE GLN PRO ASP GLY SER SEQRES 12 A 417 TYR ARG SER GLU GLU LEU ASN LEU VAL ILE ILE GLY PRO SEQRES 13 A 417 SER ALA ASP ILE ILE GLN PHE GLU CYS LYS SER PHE GLY SEQRES 14 A 417 HIS GLU VAL LEU ASN LEU THR ARG ASN GLY TYR GLY SER SEQRES 15 A 417 THR GLN TYR ILE ARG PHE SER PRO ASP PHE THR PHE GLY SEQRES 16 A 417 PHE GLU GLU SER LEU GLU VAL ASP THR ASN PRO LEU LEU SEQRES 17 A 417 GLY ALA GLY LYS PHE ALA THR ASP PRO ALA VAL THR LEU SEQRES 18 A 417 ALA HIS GLU LEU ILE HIS ALA GLY HIS ARG LEU TYR GLY SEQRES 19 A 417 ILE ALA ILE ASN PRO ASN ARG VAL PHE LYS VAL ASN THR SEQRES 20 A 417 ASN ALA TYR TYR GLU MET SER GLY LEU GLU VAL SER PHE SEQRES 21 A 417 GLU GLU LEU ARG THR PHE GLY GLY HIS ASP ALA LYS PHE SEQRES 22 A 417 ILE ASP SER LEU GLN GLU ASN GLU PHE ARG LEU TYR TYR SEQRES 23 A 417 TYR ASN LYS PHE LYS ASP ILE ALA SER THR LEU ASN LYS SEQRES 24 A 417 ALA LYS SER ILE VAL GLY THR THR ALA SER LEU GLN TYR SEQRES 25 A 417 MET LYS ASN VAL PHE LYS GLU LYS TYR LEU LEU SER GLU SEQRES 26 A 417 ASP THR SER GLY LYS PHE SER VAL ASP LYS LEU LYS PHE SEQRES 27 A 417 ASP LYS LEU TYR LYS MET LEU THR GLU ILE TYR THR GLU SEQRES 28 A 417 ASP ASN PHE VAL LYS PHE PHE LYS VAL LEU ASN ARG LYS SEQRES 29 A 417 THR TYR LEU ASN PHE ASP LYS ALA VAL PHE LYS ILE ASN SEQRES 30 A 417 ILE VAL PRO LYS VAL ASN TYR THR ILE TYR ASP GLY PHE SEQRES 31 A 417 ASN LEU ARG ASN THR ASN LEU ALA ALA ASN PHE ASN GLY SEQRES 32 A 417 GLN ASN THR GLU ILE ASN ASN MET ASN PHE THR LYS LEU SEQRES 33 A 417 LYS HET ZN A 501 1 HET NI A 502 1 HETNAM ZN ZINC ION HETNAM NI NICKEL (II) ION FORMUL 2 ZN ZN 2+ FORMUL 3 NI NI 2+ FORMUL 4 HOH *247(H2 O) HELIX 1 1 THR A 80 SER A 100 1 21 HELIX 2 2 THR A 101 GLY A 114 1 14 HELIX 3 3 ILE A 130 THR A 132 5 3 HELIX 4 4 ASP A 216 TYR A 233 1 18 HELIX 5 5 PHE A 260 GLY A 267 1 8 HELIX 6 6 GLY A 268 ILE A 274 5 7 HELIX 7 7 ASP A 275 LYS A 299 1 25 HELIX 8 8 SER A 309 LEU A 322 1 14 HELIX 9 9 ASP A 334 GLU A 347 1 14 HELIX 10 10 THR A 350 LYS A 359 1 10 HELIX 11 11 PHE A 401 ASN A 405 5 5 HELIX 12 12 ASN A 409 PHE A 413 5 5 SHEET 1 A 8 TYR A 144 GLU A 148 0 SHEET 2 A 8 CYS A 134 ILE A 138 -1 N VAL A 137 O ARG A 145 SHEET 3 A 8 ILE A 19 LYS A 23 -1 N TYR A 21 O ILE A 138 SHEET 4 A 8 VAL A 33 HIS A 39 -1 O ALA A 35 N ALA A 20 SHEET 5 A 8 ILE A 42 ARG A 48 -1 O VAL A 44 N PHE A 36 SHEET 6 A 8 LEU A 151 GLY A 155 1 O ILE A 153 N ILE A 45 SHEET 7 A 8 GLN A 184 ARG A 187 1 O ILE A 186 N VAL A 152 SHEET 8 A 8 GLU A 164 LYS A 166 -1 N LYS A 166 O TYR A 185 SHEET 1 B 2 GLU A 126 LEU A 127 0 SHEET 2 B 2 SER A 302 ILE A 303 1 O SER A 302 N LEU A 127 SHEET 1 C 4 GLY A 211 ALA A 214 0 SHEET 2 C 4 PHE A 192 GLU A 198 -1 N PHE A 196 O PHE A 213 SHEET 3 C 4 ALA A 372 LYS A 375 -1 O PHE A 374 N THR A 193 SHEET 4 C 4 THR A 414 LYS A 417 -1 O THR A 414 N LYS A 375 SHEET 1 D 2 VAL A 242 PHE A 243 0 SHEET 2 D 2 VAL A 258 SER A 259 -1 O VAL A 258 N PHE A 243 SHEET 1 E 2 SER A 324 GLU A 325 0 SHEET 2 E 2 PHE A 331 SER A 332 -1 O SER A 332 N SER A 324 LINK NE2 HIS A 223 ZN ZN A 501 1555 1555 2.05 LINK NE2 HIS A 227 ZN ZN A 501 1555 1555 2.17 LINK OE1 GLU A 262 ZN ZN A 501 1555 1555 2.18 LINK OE2 GLU A 262 ZN ZN A 501 1555 1555 2.30 LINK NZ LYS A 272 NI NI A 502 1555 1555 2.19 LINK ZN ZN A 501 O HOH A 602 1555 1555 2.21 LINK ZN ZN A 501 O HOH A 603 1555 1555 2.22 LINK NI NI A 502 O HOH A 600 1555 1555 2.20 LINK NI NI A 502 O HOH A 601 1555 1555 2.25 LINK NI NI A 502 O HOH A1105 1555 1555 2.29 CISPEP 1 VAL A 68 PRO A 69 0 6.29 SITE 1 AC1 5 HIS A 223 HIS A 227 GLU A 262 HOH A 602 SITE 2 AC1 5 HOH A 603 SITE 1 AC2 6 GLU A 64 HIS A 269 LYS A 272 HOH A 600 SITE 2 AC2 6 HOH A 601 HOH A1105 CRYST1 56.798 191.054 42.149 90.00 90.00 90.00 P 21 21 2 4 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 0.017606 0.000000 0.000000 0.00000 SCALE2 0.000000 0.005234 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023725 0.00000