HEADER HYDROLASE 29-APR-98 1SCJ TITLE CRYSTAL STRUCTURE OF SUBTILISIN-PROPEPTIDE COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: SUBTILISIN E; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: SERINE PROTEASE; COMPND 5 EC: 3.4.21.62; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: SUBTILISIN E; COMPND 10 CHAIN: B; COMPND 11 SYNONYM: SERINE PROTEASE; COMPND 12 EC: 3.4.21.62; COMPND 13 ENGINEERED: YES; COMPND 14 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS SUBTILIS; SOURCE 3 ORGANISM_TAXID: 1423; SOURCE 4 STRAIN: 168; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: DE3-BL2; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET11A; SOURCE 9 MOL_ID: 2; SOURCE 10 ORGANISM_SCIENTIFIC: BACILLUS SUBTILIS; SOURCE 11 ORGANISM_TAXID: 1423; SOURCE 12 STRAIN: 168; SOURCE 13 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 15 EXPRESSION_SYSTEM_STRAIN: DE3-BL2; SOURCE 16 EXPRESSION_SYSTEM_PLASMID: PET11A KEYWDS HYDROLASE, SUBTILISIN E - PROPEPTIDE, SERINE PROTEASE EXPDTA X-RAY DIFFRACTION AUTHOR H.M.BERMAN,S.C.JAIN REVDAT 6 09-AUG-23 1SCJ 1 REMARK SEQADV LINK REVDAT 5 14-MAR-18 1SCJ 1 SEQADV REVDAT 4 24-FEB-09 1SCJ 1 VERSN REVDAT 3 13-JAN-99 1SCJ 1 COMPND REMARK HEADER SOURCE REVDAT 3 2 1 AUTHOR KEYWDS REVDAT 2 16-DEC-98 1SCJ 1 SOURCE REMARK AUTHOR JRNL REVDAT 1 09-DEC-98 1SCJ 0 JRNL AUTH S.C.JAIN,U.SHINDE,Y.LI,M.INOUYE,H.M.BERMAN JRNL TITL THE CRYSTAL STRUCTURE OF AN AUTOPROCESSED JRNL TITL 2 SER221CYS-SUBTILISIN E-PROPEPTIDE COMPLEX AT 2.0 A JRNL TITL 3 RESOLUTION. JRNL REF J.MOL.BIOL. V. 284 137 1998 JRNL REFN ISSN 0022-2836 JRNL PMID 9811547 JRNL DOI 10.1006/JMBI.1998.2161 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 0.3 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 3.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 513244.980 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 87.0 REMARK 3 NUMBER OF REFLECTIONS : 19526 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) : 0.173 REMARK 3 FREE R VALUE : 0.220 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1944 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 60.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1996 REMARK 3 BIN R VALUE (WORKING SET) : 0.1500 REMARK 3 BIN FREE R VALUE : 0.2110 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.50 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 209 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.015 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2512 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 189 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 15.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 REMARK 3 B12 (A**2) : 0.00000 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) : 0.17 REMARK 3 ESD FROM SIGMAA (A) : 0.07 REMARK 3 LOW RESOLUTION CUTOFF (A) : 4.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.23 REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.012 REMARK 3 BOND ANGLES (DEGREES) : 2.100 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 2.010 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) : 1.260 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.680 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.630 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.180 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL 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.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED DATA CUTOFF REMARK 3 HIGH (ABS(F)) : 513244.98 DATA CUTOFF LOW (ABS(F)) : 0.000000 REMARK 4 REMARK 4 1SCJ 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_1000176317. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : JUN-96 REMARK 200 TEMPERATURE (KELVIN) : 108 REMARK 200 PH : 6.0 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 RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 30444 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 87.0 REMARK 200 DATA REDUNDANCY : 7.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07500 REMARK 200 FOR THE DATA SET : 34.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.13 REMARK 200 COMPLETENESS FOR SHELL (%) : 60.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.13200 REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS 0.3 REMARK 200 STARTING MODEL: PDB ENTRY 1CSE AND 1SPB REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.25 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.0 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 36.77200 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 46.10500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 36.77200 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 46.10500 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2250 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12880 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -26.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 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 TYR A 58 CB - CG - CD2 ANGL. DEV. = 3.6 DEGREES REMARK 500 CYS A 221 CB - CA - C ANGL. DEV. = -13.2 DEGREES REMARK 500 ARG A 249 NE - CZ - NH2 ANGL. DEV. = -3.8 DEGREES REMARK 500 TYR B 310 CB - CG - CD1 ANGL. DEV. = -4.1 DEGREES REMARK 500 THR B 317 CA - CB - CG2 ANGL. DEV. = 8.8 DEGREES REMARK 500 ASP B 352 CB - CG - OD1 ANGL. DEV. = 5.8 DEGREES REMARK 500 ASP B 352 CB - CG - OD2 ANGL. DEV. = -6.5 DEGREES REMARK 500 GLU B 358 OE1 - CD - OE2 ANGL. DEV. = -11.2 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 ASP A 32 -147.58 -160.05 REMARK 500 SER A 63 -15.11 99.45 REMARK 500 ALA A 73 31.86 -151.12 REMARK 500 ASN A 77 -146.66 -152.60 REMARK 500 VAL A 81 -168.08 -117.80 REMARK 500 SER A 125 57.36 -90.97 REMARK 500 THR B 317 -11.87 -151.22 REMARK 500 MET B 318 61.29 -68.20 REMARK 500 SER B 319 -174.80 78.84 REMARK 500 ALA B 320 111.64 21.10 REMARK 500 MET B 321 -49.26 -162.57 REMARK 500 SER B 322 130.14 -37.18 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 CA A 381 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLN A 2 OE1 REMARK 620 2 ASP A 41 OD1 153.7 REMARK 620 3 ASP A 41 OD2 156.9 48.8 REMARK 620 4 LEU A 75 O 78.0 86.3 108.3 REMARK 620 5 ASN A 77 OD1 75.5 83.1 125.9 88.2 REMARK 620 6 ILE A 79 O 89.9 100.0 87.8 162.5 76.4 REMARK 620 7 VAL A 81 O 81.4 120.4 76.3 91.7 156.4 99.1 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 382 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ALA A 169 O REMARK 620 2 TYR A 171 O 84.9 REMARK 620 3 THR A 174 O 137.2 93.2 REMARK 620 4 THR A 174 OG1 70.9 65.2 69.6 REMARK 620 5 ASP A 197 OD2 126.1 148.9 63.6 118.9 REMARK 620 6 HOH A 401 O 113.4 122.7 103.6 170.6 51.7 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AVE REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: ACTIVE SITE MUTATION IS SER 221 CYS THAT BLOCKS REMARK 800 THE PROTEOLYTIC ACTIVITY. REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 381 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 382 DBREF 1SCJ A 1 275 UNP P04189 SUBT_BACSU 107 381 DBREF 1SCJ B 307 377 UNP P04189 SUBT_BACSU 36 106 SEQADV 1SCJ CYS A 221 UNP P04189 SER 327 ENGINEERED MUTATION SEQADV 1SCJ GLN B 332 UNP P04189 GLU 61 CONFLICT SEQADV 1SCJ GLU B 338 UNP P04189 GLN 67 CONFLICT SEQRES 1 A 275 ALA GLN SER VAL PRO TYR GLY ILE SER GLN ILE LYS ALA SEQRES 2 A 275 PRO ALA LEU HIS SER GLN GLY TYR THR GLY SER ASN VAL SEQRES 3 A 275 LYS VAL ALA VAL ILE ASP SER GLY ILE ASP SER SER HIS SEQRES 4 A 275 PRO ASP LEU ASN VAL ARG GLY GLY ALA SER PHE VAL PRO SEQRES 5 A 275 SER GLU THR ASN PRO TYR GLN ASP GLY SER SER HIS GLY SEQRES 6 A 275 THR HIS VAL ALA GLY THR ILE ALA ALA LEU ASN ASN SER SEQRES 7 A 275 ILE GLY VAL LEU GLY VAL SER PRO SER ALA SER LEU TYR SEQRES 8 A 275 ALA VAL LYS VAL LEU ASP SER THR GLY SER GLY GLN TYR SEQRES 9 A 275 SER TRP ILE ILE ASN GLY ILE GLU TRP ALA ILE SER ASN SEQRES 10 A 275 ASN MET ASP VAL ILE ASN MET SER LEU GLY GLY PRO THR SEQRES 11 A 275 GLY SER THR ALA LEU LYS THR VAL VAL ASP LYS ALA VAL SEQRES 12 A 275 SER SER GLY ILE VAL VAL ALA ALA ALA ALA GLY ASN GLU SEQRES 13 A 275 GLY SER SER GLY SER THR SER THR VAL GLY TYR PRO ALA SEQRES 14 A 275 LYS TYR PRO SER THR ILE ALA VAL GLY ALA VAL ASN SER SEQRES 15 A 275 SER ASN GLN ARG ALA SER PHE SER SER ALA GLY SER GLU SEQRES 16 A 275 LEU ASP VAL MET ALA PRO GLY VAL SER ILE GLN SER THR SEQRES 17 A 275 LEU PRO GLY GLY THR TYR GLY ALA TYR ASN GLY THR CYS SEQRES 18 A 275 MET ALA THR PRO HIS VAL ALA GLY ALA ALA ALA LEU ILE SEQRES 19 A 275 LEU SER LYS HIS PRO THR TRP THR ASN ALA GLN VAL ARG SEQRES 20 A 275 ASP ARG LEU GLU SER THR ALA THR TYR LEU GLY ASN SER SEQRES 21 A 275 PHE TYR TYR GLY LYS GLY LEU ILE ASN VAL GLN ALA ALA SEQRES 22 A 275 ALA GLN SEQRES 1 B 71 GLU LYS LYS TYR ILE VAL GLY PHE LYS GLN THR MET SER SEQRES 2 B 71 ALA MET SER SER ALA LYS LYS LYS ASP VAL ILE SER GLN SEQRES 3 B 71 LYS GLY GLY LYS VAL GLU LYS GLN PHE LYS TYR VAL ASN SEQRES 4 B 71 ALA ALA ALA ALA THR LEU ASP GLU LYS ALA VAL LYS GLU SEQRES 5 B 71 LEU LYS LYS ASP PRO SER VAL ALA TYR VAL GLU GLU ASP SEQRES 6 B 71 HIS ILE ALA HIS GLU TYR HET CA A 381 1 HET CA A 382 1 HETNAM CA CALCIUM ION FORMUL 3 CA 2(CA 2+) FORMUL 5 HOH *189(H2 O) HELIX 1 1 TYR A 6 GLN A 10 1 5 HELIX 2 2 ALA A 13 GLN A 19 1 7 HELIX 3 3 HIS A 64 ALA A 73 1 10 HELIX 4 4 TYR A 104 SER A 116 1 13 HELIX 5 5 THR A 133 SER A 144 1 12 HELIX 6 6 THR A 220 LYS A 237 1 18 HELIX 7 7 ASN A 243 SER A 252 1 10 HELIX 8 8 SER A 260 TYR A 263 1 4 HELIX 9 9 VAL A 270 ALA A 273 1 4 HELIX 10 10 SER B 323 LYS B 333 1 11 HELIX 11 11 GLU B 353 LYS B 360 1 8 SHEET 1 A 7 VAL A 198 PRO A 201 0 SHEET 2 A 7 ILE A 175 VAL A 180 1 N GLY A 178 O VAL A 198 SHEET 3 A 7 VAL A 148 ALA A 152 1 N ALA A 151 O ILE A 175 SHEET 4 A 7 VAL A 121 MET A 124 1 N ILE A 122 O VAL A 148 SHEET 5 A 7 LYS A 27 ASP A 32 1 N ALA A 29 O VAL A 121 SHEET 6 A 7 SER A 89 LYS A 94 1 N SER A 89 O VAL A 28 SHEET 7 A 7 VAL A 44 SER A 49 1 N ARG A 45 O LEU A 90 SHEET 1 B 2 ILE A 205 LEU A 209 0 SHEET 2 B 2 THR A 213 TYR A 217 -1 N TYR A 217 O ILE A 205 SHEET 1 C 4 VAL B 365 GLU B 370 0 SHEET 2 C 4 LYS B 308 PHE B 314 -1 N GLY B 313 O ALA B 366 SHEET 3 C 4 ALA B 346 LEU B 351 -1 N LEU B 351 O LYS B 308 SHEET 4 C 4 LYS B 336 GLN B 340 -1 N LYS B 339 O ALA B 348 LINK OE1 GLN A 2 CA CA A 381 1555 1555 2.67 LINK OD1 ASP A 41 CA CA A 381 1555 1555 2.59 LINK OD2 ASP A 41 CA CA A 381 1555 1555 2.76 LINK O LEU A 75 CA CA A 381 1555 1555 2.47 LINK OD1 ASN A 77 CA CA A 381 1555 1555 2.55 LINK O ILE A 79 CA CA A 381 1555 1555 2.49 LINK O VAL A 81 CA CA A 381 1555 1555 2.51 LINK O ALA A 169 CA CA A 382 1555 1555 2.61 LINK O TYR A 171 CA CA A 382 1555 1555 2.76 LINK O THR A 174 CA CA A 382 1555 1555 2.62 LINK OG1 THR A 174 CA CA A 382 1555 1555 3.07 LINK OD2 ASP A 197 CA CA A 382 1555 1555 3.38 LINK CA CA A 382 O HOH A 401 1555 1555 2.61 CISPEP 1 TYR A 167 PRO A 168 0 13.82 SITE 1 AVE 3 CYS A 221 HIS A 64 ASP A 32 SITE 1 AC1 6 GLN A 2 ASP A 41 LEU A 75 ASN A 77 SITE 2 AC1 6 ILE A 79 VAL A 81 SITE 1 AC2 6 ALA A 169 TYR A 171 THR A 174 ALA A 176 SITE 2 AC2 6 ASP A 197 HOH A 401 CRYST1 73.544 92.210 47.415 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 0.013597 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010845 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021090 0.00000