HEADER HYDROLASE 17-OCT-03 1V2Q TITLE TRYPSIN INHIBITOR IN COMPLEX WITH BOVINE TRYPSIN VARIANT X(SSWI)BT.B4 COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRYPSIN; COMPND 3 CHAIN: T; COMPND 4 SYNONYM: BETA-TRYPSIN; COMPND 5 EC: 3.4.21.4; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 TISSUE: PANCREAS; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET3A KEYWDS SERINE PROTEASE, HYDROLASE, SERINE PROTEINASE EXPDTA X-RAY DIFFRACTION AUTHOR D.RAUH,G.KLEBE,M.T.STUBBS REVDAT 5 16-OCT-24 1V2Q 1 REMARK REVDAT 4 27-DEC-23 1V2Q 1 REMARK REVDAT 3 10-NOV-21 1V2Q 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 1V2Q 1 VERSN REVDAT 1 01-JUN-04 1V2Q 0 JRNL AUTH D.RAUH,G.KLEBE,M.T.STUBBS JRNL TITL UNDERSTANDING PROTEIN-LIGAND INTERACTIONS: THE PRICE OF JRNL TITL 2 PROTEIN FLEXIBILITY JRNL REF J.MOL.BIOL. V. 335 1325 2004 JRNL REFN ISSN 0022-2836 JRNL PMID 14729347 JRNL DOI 10.1016/J.JMB.2003.11.041 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH D.RAUH,G.KLEBE,J.STURZEBECHER,M.T.STUBBS REMARK 1 TITL ZZ MADE EZ: INFLUENCE OF INHIBITOR CONFIGURATION ON ENZYME REMARK 1 TITL 2 SELECTIVITY. REMARK 1 REF J.MOL.BIOL. V. 330 761 2003 REMARK 1 REFN ISSN 0022-2836 REMARK 1 DOI 10.1016/S0022-2836(03)00617-X REMARK 1 REFERENCE 2 REMARK 1 AUTH D.RAUH,S.REYDA,G.KLEBE,M.T.STUBBS REMARK 1 TITL TRYPSIN MUTANTS FOR STRUCTURE-BASED DRUG DESIGN: EXPRESSION, REMARK 1 TITL 2 REFOLDING AND CRYSTALLISATION. REMARK 1 REF BIOL.CHEM. V. 383 1309 2002 REMARK 1 REFN ISSN 1431-6730 REMARK 1 REFERENCE 3 REMARK 1 AUTH S.REYDA,C.SOHN,G.KLEBE,K.RALL,D.ULLMANN,H.D.JAKUBKE, REMARK 1 AUTH 2 M.T.STUBBS REMARK 1 TITL RECONSTRUCTING THE BINDING SITE OF FACTOR XA IN TRYPSIN REMARK 1 TITL 2 REVEALS LIGAND-INDUCED STRUCTURAL PLASTICITY. REMARK 1 REF J.MOL.BIOL. V. 325 963 2003 REMARK 1 REFN ISSN 0022-2836 REMARK 1 DOI 10.1016/S0022-2836(02)01337-2 REMARK 1 REFERENCE 4 REMARK 1 AUTH M.T.STUBBS,S.REYDA,F.DULLWEBER,M.MOLLER,G.KLEBE,D.DORSCH, REMARK 1 AUTH 2 W.W.MEDERSKI,H.WURZIGER REMARK 1 TITL PH-DEPENDENT BINDING MODES OBSERVED IN TRYPSIN CRYSTALS: REMARK 1 TITL 2 LESSONS FOR STRUCTURE-BASED DRUG DESIGN. REMARK 1 REF CHEMBIOCHEM V. 3 246 2002 REMARK 1 REFN ISSN 1439-4227 REMARK 1 DOI 10.1002/1439-7633(20020301)3:2/3<246::AID-CBIC246>3.0.CO;2-# REMARK 1 REFERENCE 5 REMARK 1 AUTH M.RENATUS,W.BODE,R.HUBER,J.STURZEBECHER,M.T.STUBBS REMARK 1 TITL STRUCTURAL AND FUNCTIONAL ANALYSES OF BENZAMIDINE-BASED REMARK 1 TITL 2 INHIBITORS IN COMPLEX WITH TRYPSIN: IMPLICATIONS FOR THE REMARK 1 TITL 3 INHIBITION OF FACTOR XA, TPA, AND UROKINASE. REMARK 1 REF J.MED.CHEM. V. 41 5445 1998 REMARK 1 REFN ISSN 0022-2623 REMARK 1 DOI 10.1021/JM981068G REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 9526 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.186 REMARK 3 FREE R VALUE : 0.233 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 973 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1630 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 36 REMARK 3 SOLVENT ATOMS : 61 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : 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 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1V2Q COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 21-OCT-03. REMARK 100 THE DEPOSITION ID IS D_1000006132. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-JUN-02 REMARK 200 TEMPERATURE (KELVIN) : 287.0 REMARK 200 PH : 7 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 RU300 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NI FILTER REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR REMARK 200 DATA SCALING SOFTWARE : CRYSTALCLEAR REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14911 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 44.260 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL 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: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.18 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULPHATE, PEG8000, PH 7, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 294K 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 27.52500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 34.26500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.98500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 34.26500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.52500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.98500 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 APPLY THE FOLLOWING TO CHAINS: T 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 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 SER T 190 OG 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 ASN T 25 19.50 57.55 REMARK 500 SER T 49 -18.91 -44.86 REMARK 500 LYS T 60 149.98 -173.40 REMARK 500 ASP T 71 -76.64 -137.36 REMARK 500 ASN T 115 -157.63 -166.92 REMARK 500 SER T 150 108.76 -163.46 REMARK 500 SER T 214 -63.76 -107.70 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 T 601 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU T 70 OE1 REMARK 620 2 ASN T 72 O 81.1 REMARK 620 3 VAL T 75 O 161.0 81.0 REMARK 620 4 GLU T 80 OE2 110.6 154.2 83.7 REMARK 620 5 HOH T 810 O 80.9 89.4 92.7 70.6 REMARK 620 6 HOH T 814 O 85.9 98.3 102.8 105.4 163.6 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 T 600 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA T 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ANH T 800 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1V2J RELATED DB: PDB REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSRI)BT.C1 REMARK 900 RELATED ID: 1V2K RELATED DB: PDB REMARK 900 THE SAME PROTEIN WITH VARIANT X(TRIPLE.GLU)BT.D2 REMARK 900 RELATED ID: 1V2L RELATED DB: PDB REMARK 900 THE SAME PROTEIN WITH VARIANT X(TRIPLE.GLU)BT.D1 REMARK 900 RELATED ID: 1V2M RELATED DB: PDB REMARK 900 THE SAME PROTEIN WITH VARIANT X(TRIPLE.GLU)BT.A1 REMARK 900 RELATED ID: 1V2N RELATED DB: PDB REMARK 900 THE SAME PROTEIN WITH VARIANT X(99/175/190)BT REMARK 900 RELATED ID: 1V2O RELATED DB: PDB REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSYI)BT.B4 REMARK 900 RELATED ID: 1V2P RELATED DB: PDB REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSYI)BT.A4 REMARK 900 RELATED ID: 1V2R RELATED DB: PDB REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSRI)BT.B4 REMARK 900 RELATED ID: 1V2S RELATED DB: PDB REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSFI.GLU)BT.D1 REMARK 900 RELATED ID: 1V2T RELATED DB: PDB REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSFI.GLU)BT.B4 REMARK 900 RELATED ID: 1V2U RELATED DB: PDB REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSAI)BT.D1 REMARK 900 RELATED ID: 1V2V RELATED DB: PDB REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSAI)BT.C1 REMARK 900 RELATED ID: 1V2W RELATED DB: PDB REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSAI)BT.B4 DBREF 1V2Q T 16 245 UNP P00760 TRY1_BOVIN 21 243 SEQADV 1V2Q SER T 172 UNP P00760 TYR 172 ENGINEERED MUTATION SEQADV 1V2Q SER T 173 UNP P00760 PRO 173 ENGINEERED MUTATION SEQADV 1V2Q TRP T 174 UNP P00760 GLY 174 ENGINEERED MUTATION SEQADV 1V2Q ILE T 175 UNP P00760 GLN 175 ENGINEERED MUTATION SEQRES 1 T 223 ILE VAL GLY GLY TYR THR CYS GLY ALA ASN THR VAL PRO SEQRES 2 T 223 TYR GLN VAL SER LEU ASN SER GLY TYR HIS PHE CYS GLY SEQRES 3 T 223 GLY SER LEU ILE ASN SER GLN TRP VAL VAL SER ALA ALA SEQRES 4 T 223 HIS CYS TYR LYS SER GLY ILE GLN VAL ARG LEU GLY GLU SEQRES 5 T 223 ASP ASN ILE ASN VAL VAL GLU GLY ASN GLU GLN PHE ILE SEQRES 6 T 223 SER ALA SER LYS SER ILE VAL HIS PRO SER TYR ASN SER SEQRES 7 T 223 ASN THR LEU ASN ASN ASP ILE MET LEU ILE LYS LEU LYS SEQRES 8 T 223 SER ALA ALA SER LEU ASN SER ARG VAL ALA SER ILE SER SEQRES 9 T 223 LEU PRO THR SER CYS ALA SER ALA GLY THR GLN CYS LEU SEQRES 10 T 223 ILE SER GLY TRP GLY ASN THR LYS SER SER GLY THR SER SEQRES 11 T 223 TYR PRO ASP VAL LEU LYS CYS LEU LYS ALA PRO ILE LEU SEQRES 12 T 223 SER ASP SER SER CYS LYS SER ALA SER SER TRP ILE ILE SEQRES 13 T 223 THR SER ASN MET PHE CYS ALA GLY TYR LEU GLU GLY GLY SEQRES 14 T 223 LYS ASP SER CYS GLN GLY ASP SER GLY GLY PRO VAL VAL SEQRES 15 T 223 CYS SER GLY LYS LEU GLN GLY ILE VAL SER TRP GLY SER SEQRES 16 T 223 GLY CYS ALA GLN LYS ASN LYS PRO GLY VAL TYR THR LYS SEQRES 17 T 223 VAL CYS ASN TYR VAL SER TRP ILE LYS GLN THR ILE ALA SEQRES 18 T 223 SER ASN HET SO4 T 600 5 HET CA T 601 1 HET ANH T 800 30 HETNAM SO4 SULFATE ION HETNAM CA CALCIUM ION HETNAM ANH METHYL N-[(4-METHYLPHENYL)SULFONYL]GLYCYL-3- HETNAM 2 ANH [AMINO(IMINO)METHYL]-D-PHENYLALANINATE HETSYN ANH NALPHA-(2-NAPHTHYLSULFONYLGLYCYL)-3-AMIDINO-D,L- HETSYN 2 ANH PHENYLALANINE-ISOPROPYLESTER FORMUL 2 SO4 O4 S 2- FORMUL 3 CA CA 2+ FORMUL 4 ANH C20 H24 N4 O5 S FORMUL 5 HOH *61(H2 O) HELIX 1 1 ALA T 55 TYR T 59 5 5 HELIX 2 2 SER T 164 SER T 173 1 10 HELIX 3 3 TYR T 234 SER T 244 1 11 SHEET 1 A 7 TYR T 20 THR T 21 0 SHEET 2 A 7 LYS T 156 PRO T 161 -1 O CYS T 157 N TYR T 20 SHEET 3 A 7 GLN T 135 GLY T 140 -1 N ILE T 138 O LEU T 158 SHEET 4 A 7 PRO T 198 CYS T 201 -1 O VAL T 200 N LEU T 137 SHEET 5 A 7 LYS T 204 TRP T 215 -1 O LYS T 204 N CYS T 201 SHEET 6 A 7 GLY T 226 LYS T 230 -1 O VAL T 227 N TRP T 215 SHEET 7 A 7 MET T 180 ALA T 183 -1 N PHE T 181 O TYR T 228 SHEET 1 B 7 GLN T 30 ASN T 34 0 SHEET 2 B 7 HIS T 40 ASN T 48 -1 O CYS T 42 N LEU T 33 SHEET 3 B 7 TRP T 51 SER T 54 -1 O VAL T 53 N SER T 45 SHEET 4 B 7 MET T 104 LEU T 108 -1 O ILE T 106 N VAL T 52 SHEET 5 B 7 GLN T 81 VAL T 90 -1 N ILE T 89 O LEU T 105 SHEET 6 B 7 GLN T 64 LEU T 67 -1 N VAL T 65 O ILE T 83 SHEET 7 B 7 GLN T 30 ASN T 34 -1 N ASN T 34 O GLN T 64 SSBOND 1 CYS T 22 CYS T 157 1555 1555 2.03 SSBOND 2 CYS T 42 CYS T 58 1555 1555 2.03 SSBOND 3 CYS T 128 CYS T 232 1555 1555 2.04 SSBOND 4 CYS T 136 CYS T 201 1555 1555 2.03 SSBOND 5 CYS T 168 CYS T 182 1555 1555 2.03 SSBOND 6 CYS T 191 CYS T 220 1555 1555 2.03 LINK OE1 GLU T 70 CA CA T 601 1555 1555 2.51 LINK O ASN T 72 CA CA T 601 1555 1555 2.56 LINK O VAL T 75 CA CA T 601 1555 1555 2.54 LINK OE2 GLU T 80 CA CA T 601 1555 1555 2.61 LINK CA CA T 601 O HOH T 810 1555 1555 2.74 LINK CA CA T 601 O HOH T 814 1555 1555 2.80 SITE 1 AC1 4 GLN T 192 GLY T 193 SER T 195 ANH T 800 SITE 1 AC2 6 GLU T 70 ASN T 72 VAL T 75 GLU T 80 SITE 2 AC2 6 HOH T 810 HOH T 814 SITE 1 AC3 19 GLN T 135 CYS T 136 LEU T 137 LYS T 159 SITE 2 AC3 19 ASP T 189 SER T 190 GLN T 192 VAL T 200 SITE 3 AC3 19 CYS T 201 SER T 202 GLY T 203 TRP T 215 SITE 4 AC3 19 GLY T 216 SER T 217 GLY T 219 GLY T 226 SITE 5 AC3 19 SO4 T 600 HOH T 845 HOH T 857 CRYST1 55.050 57.970 68.530 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 0.018165 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017250 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014592 0.00000