HEADER VIRAL PROTEIN 26-JUL-02 1M93 TITLE 1.65 A STRUCTURE OF CLEAVED VIRAL SERPIN CRMA COMPND MOL_ID: 1; COMPND 2 MOLECULE: SERINE PROTEINASE INHIBITOR 2; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 1-55; COMPND 5 SYNONYM: CYTOKINE RESPONSE MODIFIER PROTEIN A, SERPIN 2, SERP-2, ICE COMPND 6 INHIBITOR, HEMORRHAGE-INDUCING 38 KDA PROTEIN; COMPND 7 ENGINEERED: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: SERINE PROTEINASE INHIBITOR 2; COMPND 10 CHAIN: B; COMPND 11 FRAGMENT: RESIDUES 56-300; COMPND 12 SYNONYM: CYTOKINE RESPONSE MODIFIER PROTEIN A, SERPIN 2, SERP-2, ICE COMPND 13 INHIBITOR, HEMORRHAGE-INDUCING 38 KDA PROTEIN; COMPND 14 ENGINEERED: YES; COMPND 15 MUTATION: YES; COMPND 16 MOL_ID: 3; COMPND 17 MOLECULE: SERINE PROTEINASE INHIBITOR 2; COMPND 18 CHAIN: C; COMPND 19 FRAGMENT: RESIDUES 301-341; COMPND 20 SYNONYM: CYTOKINE RESPONSE MODIFIER PROTEIN A, SERPIN 2, SERP-2, ICE COMPND 21 INHIBITOR, HEMORRHAGE-INDUCING 38 KDA PROTEIN; COMPND 22 ENGINEERED: YES; COMPND 23 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: COWPOX VIRUS; SOURCE 3 ORGANISM_TAXID: 10243; SOURCE 4 GENE: CRMA; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: SG13009; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PQE-60; SOURCE 9 MOL_ID: 2; SOURCE 10 ORGANISM_SCIENTIFIC: COWPOX VIRUS; SOURCE 11 ORGANISM_TAXID: 10243; SOURCE 12 GENE: CRMA; SOURCE 13 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 15 EXPRESSION_SYSTEM_STRAIN: SG13009; SOURCE 16 EXPRESSION_SYSTEM_PLASMID: PQE-60; SOURCE 17 MOL_ID: 3; SOURCE 18 ORGANISM_SCIENTIFIC: COWPOX VIRUS; SOURCE 19 ORGANISM_TAXID: 10243; SOURCE 20 GENE: CRMA; SOURCE 21 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 22 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 23 EXPRESSION_SYSTEM_STRAIN: SG13009; SOURCE 24 EXPRESSION_SYSTEM_PLASMID: PQE-60 KEYWDS SERPIN, CRMA, APOPTOSIS, ICE INHIBITOR, VIRAL PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR M.SIMONOVIC,P.G.W.GETTINS,K.VOLZ REVDAT 6 14-FEB-24 1M93 1 REMARK REVDAT 5 27-OCT-21 1M93 1 REMARK SEQADV REVDAT 4 24-JUL-19 1M93 1 REMARK REVDAT 3 24-FEB-09 1M93 1 VERSN REVDAT 2 12-AUG-03 1M93 1 JRNL REVDAT 1 05-AUG-03 1M93 0 JRNL AUTH M.SIMONOVIC,P.G.W.GETTINS,K.VOLZ JRNL TITL CRYSTAL STRUCTURE OF VIRAL SERPIN CRMA PROVIDES INSIGHTS JRNL TITL 2 INTO ITS MECHANISM OF CYSTEINE PROTEINASE INHIBITION JRNL REF PROTEIN SCI. V. 9 1423 2000 JRNL REFN ISSN 0961-8368 JRNL PMID 10975564 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.SIMONOVIC,P.G.W.GETTINS,K.VOLZ REMARK 1 TITL CRYSTALLIZATION AND PRELIMINARY X-RAY DIFFRACTION ANALYSIS REMARK 1 TITL 2 OF A RECOMBINANT CYSTEINE-FREE MUTANT OF CRMA REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 56 1440 2000 REMARK 1 REFN ISSN 0907-4449 REMARK 1 DOI 10.1107/S0907444900009884 REMARK 2 REMARK 2 RESOLUTION. 1.65 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.65 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 31.54 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.3 REMARK 3 CROSS-VALIDATION METHOD : FREE R REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.188 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.245 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 5422 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 53172 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.177 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.234 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 4274 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 42807 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2524 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 146 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 2777.0 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 0.00 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 18 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 25438 REMARK 3 NUMBER OF RESTRAINTS : 31394 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 ANGLE DISTANCES (A) : 0.027 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.015 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.028 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.043 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.055 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.013 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.003 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.057 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.077 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201-228 REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 ANISOTROPIC SCALING APPLIED BY THE METHOD OF PARKIN, MOEZZI & HOPE, REMARK 3 J.APPL.CRYST.28(1995)53-56 ANISOTROPIC REFINEMENT REDUCED FREE R REMARK 3 (NO CUTOFF) BY ?. FOLLOWING SIDE-CHAINS ARE DISORDERED: REMARK 3 ILE57, AND ASP122 REMARK 3 FOLLOWING AMINO-ACIDS ARE MISSING: REMARK 3 47 GLU LYS GLU ALA ASP LYS ASN LYS ASP 55; REMARK 3 301 VAL ALA ASP SER ALA SER THR VAL 308 REMARK 4 REMARK 4 1M93 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-AUG-02. REMARK 100 THE DEPOSITION ID IS D_1000016749. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-FEB-01 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 14-BM-C 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 : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 53225 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.650 REMARK 200 RESOLUTION RANGE LOW (A) : 31.540 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.2 REMARK 200 DATA REDUNDANCY : 5.600 REMARK 200 R MERGE (I) : 0.03900 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 32.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.65 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.71 REMARK 200 COMPLETENESS FOR SHELL (%) : 83.5 REMARK 200 DATA REDUNDANCY IN SHELL : 2.80 REMARK 200 R MERGE FOR SHELL (I) : 0.47000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ID 1C8O REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.46 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.76 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM/POTASSIUM PHOSPHATE 1.6M, PH REMARK 280 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 24.76000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 50.31500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 46.29500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 50.31500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 24.76000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 46.29500 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 8010 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13730 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -67.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 GLU A 47 REMARK 465 LYS A 48 REMARK 465 GLU A 49 REMARK 465 ALA A 50 REMARK 465 ASP A 51 REMARK 465 LYS A 52 REMARK 465 ASN A 53 REMARK 465 LYS A 54 REMARK 465 ASP A 55 REMARK 465 VAL C 301 REMARK 465 ALA C 302 REMARK 465 ASP C 303 REMARK 465 SER C 304 REMARK 465 ALA C 305 REMARK 465 SER C 306 REMARK 465 THR C 307 REMARK 465 VAL C 308 REMARK 465 THR C 340 REMARK 465 ASN C 341 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 ILE B 57 CG1 CG2 CD1 REMARK 470 ASP B 122 CG OD1 OD2 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 ARG B 79 NE - CZ - NH2 ANGL. DEV. = -3.7 DEGREES REMARK 500 TYR B 149 CA - CB - CG ANGL. DEV. = 12.9 DEGREES REMARK 500 TYR B 152 CB - CG - CD2 ANGL. DEV. = -3.8 DEGREES REMARK 500 ASP B 205 CB - CG - OD1 ANGL. DEV. = -5.7 DEGREES REMARK 500 TYR B 283 CB - CG - CD2 ANGL. DEV. = 3.8 DEGREES REMARK 500 ARG C 323 NE - CZ - NH1 ANGL. DEV. = -4.3 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 ILE B 57 -47.35 111.27 REMARK 500 ASP B 83 45.71 -89.45 REMARK 500 ASN B 112 114.32 -164.35 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 401 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1C8O RELATED DB: PDB REMARK 900 1C8O IS THE 2.9 A STRUCTURE OF CLEAVED VIRAL SERPIN CRMA REMARK 900 RELATED ID: 1F0C RELATED DB: PDB REMARK 900 1F0C IS THE STRUCTURE OF THE VIRAL SERPIN CRMA DBREF 1M93 A 1 55 UNP P07385 SPI2_CWPXB 1 55 DBREF 1M93 B 56 300 UNP P07385 SPI2_CWPXB 56 300 DBREF 1M93 C 301 341 UNP P07385 SPI2_CWPXB 301 341 SEQADV 1M93 SER B 93 UNP P07385 CYS 93 ENGINEERED MUTATION SEQADV 1M93 SER B 102 UNP P07385 CYS 102 ENGINEERED MUTATION SEQADV 1M93 SER B 124 UNP P07385 CYS 124 ENGINEERED MUTATION SEQADV 1M93 SER B 223 UNP P07385 CYS 223 ENGINEERED MUTATION SEQADV 1M93 SER B 269 UNP P07385 CYS 269 ENGINEERED MUTATION SEQADV 1M93 SER B 298 UNP P07385 CYS 298 ENGINEERED MUTATION SEQADV 1M93 SER C 304 UNP P07385 CYS 304 ENGINEERED MUTATION SEQADV 1M93 SER C 313 UNP P07385 CYS 313 ENGINEERED MUTATION SEQADV 1M93 SER C 336 UNP P07385 CYS 336 ENGINEERED MUTATION SEQRES 1 A 55 MET ASP ILE PHE ARG GLU ILE ALA SER SER MET LYS GLY SEQRES 2 A 55 GLU ASN VAL PHE ILE SER PRO PRO SER ILE SER SER VAL SEQRES 3 A 55 LEU THR ILE LEU TYR TYR GLY ALA ASN GLY SER THR ALA SEQRES 4 A 55 GLU GLN LEU SER LYS TYR VAL GLU LYS GLU ALA ASP LYS SEQRES 5 A 55 ASN LYS ASP SEQRES 1 B 245 ASP ILE SER PHE LYS SER MET ASN LYS VAL TYR GLY ARG SEQRES 2 B 245 TYR SER ALA VAL PHE LYS ASP SER PHE LEU ARG LYS ILE SEQRES 3 B 245 GLY ASP ASN PHE GLN THR VAL ASP PHE THR ASP SER ARG SEQRES 4 B 245 THR VAL ASP ALA ILE ASN LYS SER VAL ASP ILE PHE THR SEQRES 5 B 245 GLU GLY LYS ILE ASN PRO LEU LEU ASP GLU PRO LEU SER SEQRES 6 B 245 PRO ASP THR SER LEU LEU ALA ILE SER ALA VAL TYR PHE SEQRES 7 B 245 LYS ALA LYS TRP LEU MET PRO PHE GLU LYS GLU PHE THR SEQRES 8 B 245 SER ASP TYR PRO PHE TYR VAL SER PRO THR GLU MET VAL SEQRES 9 B 245 ASP VAL SER MET MET SER MET TYR GLY GLU ALA PHE ASN SEQRES 10 B 245 HIS ALA SER VAL LYS GLU SER PHE GLY ASN PHE SER ILE SEQRES 11 B 245 ILE GLU LEU PRO TYR VAL GLY ASP THR SER MET VAL VAL SEQRES 12 B 245 ILE LEU PRO ASP ASN ILE ASP GLY LEU GLU SER ILE GLU SEQRES 13 B 245 GLN ASN LEU THR ASP THR ASN PHE LYS LYS TRP SER ASP SEQRES 14 B 245 SER MET ASP ALA MET PHE ILE ASP VAL HIS ILE PRO LYS SEQRES 15 B 245 PHE LYS VAL THR GLY SER TYR ASN LEU VAL ASP ALA LEU SEQRES 16 B 245 VAL LYS LEU GLY LEU THR GLU VAL PHE GLY SER THR GLY SEQRES 17 B 245 ASP TYR SER ASN MET SER ASN SER ASP VAL SER VAL ASP SEQRES 18 B 245 ALA MET ILE HIS LYS THR TYR ILE ASP VAL ASN GLU GLU SEQRES 19 B 245 TYR THR GLU ALA ALA ALA ALA THR SER ALA LEU SEQRES 1 C 41 VAL ALA ASP SER ALA SER THR VAL THR ASN GLU PHE SER SEQRES 2 C 41 ALA ASP HIS PRO PHE ILE TYR VAL ILE ARG HIS VAL ASP SEQRES 3 C 41 GLY LYS ILE LEU PHE VAL GLY ARG TYR SER SER PRO THR SEQRES 4 C 41 THR ASN HET PO4 A 401 5 HETNAM PO4 PHOSPHATE ION FORMUL 4 PO4 O4 P 3- FORMUL 5 HOH *146(H2 O) HELIX 1 1 MET A 1 MET A 11 1 11 HELIX 2 2 SER A 19 ALA A 34 1 16 HELIX 3 3 ASN A 35 LYS A 44 1 10 HELIX 4 4 LYS B 74 GLY B 82 1 9 HELIX 5 5 SER B 93 THR B 107 1 15 HELIX 6 6 GLU B 142 THR B 146 5 5 HELIX 7 7 GLY B 206 GLN B 212 1 7 HELIX 8 8 THR B 215 SER B 225 1 11 HELIX 9 9 LEU B 246 LEU B 253 1 8 SHEET 1 A 7 VAL A 16 ILE A 18 0 SHEET 2 A 7 ILE C 329 TYR C 335 -1 O ARG C 334 N VAL A 16 SHEET 3 A 7 PHE C 318 HIS C 324 -1 N TYR C 320 O GLY C 333 SHEET 4 A 7 THR B 194 PRO B 201 -1 N VAL B 197 O VAL C 321 SHEET 5 A 7 PHE B 183 PRO B 189 -1 N LEU B 188 O MET B 196 SHEET 6 A 7 ALA B 170 VAL B 176 -1 N VAL B 176 O PHE B 183 SHEET 7 A 7 ASP B 227 PHE B 230 -1 O MET B 229 N PHE B 171 SHEET 1 B 6 PHE B 85 VAL B 88 0 SHEET 2 B 6 PHE B 59 ARG B 68 1 N GLY B 67 O VAL B 88 SHEET 3 B 6 LEU B 125 LYS B 136 -1 O ILE B 128 N LYS B 64 SHEET 4 B 6 TYR B 290 ALA B 299 -1 O ALA B 293 N PHE B 133 SHEET 5 B 6 MET B 278 VAL B 286 -1 N LYS B 281 O ALA B 296 SHEET 6 B 6 PHE B 238 ASN B 245 -1 N PHE B 238 O VAL B 286 SHEET 1 C 4 SER B 147 SER B 154 0 SHEET 2 C 4 GLU B 157 MET B 166 -1 O MET B 163 N SER B 147 SHEET 3 C 4 ASP B 232 PRO B 236 -1 O VAL B 233 N MET B 166 SHEET 4 C 4 GLU C 311 SER C 313 1 O PHE C 312 N HIS B 234 CISPEP 1 ASN B 112 PRO B 113 0 -0.95 SITE 1 AC1 6 MET A 1 ASP A 2 ARG A 5 HOH A 566 SITE 2 AC1 6 THR B 215 ASP B 216 CRYST1 49.520 92.590 100.630 90.00 90.00 90.00 P 21 21 21 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 0.020194 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010800 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009937 0.00000