HEADER HYDROLASE/HYDROLASE INHIBITOR 10-MAY-11 3RXU TITLE CRYSTAL STRUCTURE OF TRYPSIN COMPLEXED WITH BENZAMIDE (F05 AND A06, TITLE 2 COCKTAIL EXPERIMENT) COMPND MOL_ID: 1; COMPND 2 MOLECULE: CATIONIC TRYPSIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: BETA-TRYPSIN, ALPHA-TRYPSIN CHAIN 1, ALPHA-TRYPSIN CHAIN 2; COMPND 5 EC: 3.4.21.4 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: BOVINE; SOURCE 4 ORGANISM_TAXID: 9913 KEYWDS TRYPSIN-LIKE SERINE PROTEASES, HYDROLASE-HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.YAMANE,M.YAO,Y.ZHOU,I.TANAKA REVDAT 2 01-NOV-23 3RXU 1 REMARK LINK REVDAT 1 24-AUG-11 3RXU 0 JRNL AUTH J.YAMANE,M.YAO,Y.ZHOU,Y.HIRAMATSU,K.FUJIWARA,T.YAMAGUCHI, JRNL AUTH 2 H.YAMAGUCHI,H.TOGAME,H.TSUJISHITA,H.TAKEMOTO,I.TANAKA JRNL TITL IN-CRYSTAL AFFINITY RANKING OF FRAGMENT HIT COMPOUNDS JRNL TITL 2 REVEALS A RELATIONSHIP WITH THEIR INHIBITORY ACTIVITIES JRNL REF J.APPL.CRYSTALLOGR. V. 44 798 2011 JRNL REFN ISSN 0021-8898 JRNL DOI 10.1107/S0021889811017717 REMARK 2 REMARK 2 RESOLUTION. 1.68 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.68 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.85 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 23299 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) : 0.158 REMARK 3 R VALUE (WORKING SET) : 0.157 REMARK 3 FREE R VALUE : 0.185 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1233 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.68 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.72 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1560 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.28 REMARK 3 BIN R VALUE (WORKING SET) : 0.2280 REMARK 3 BIN FREE R VALUE SET COUNT : 89 REMARK 3 BIN FREE R VALUE : 0.2770 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1629 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 26 REMARK 3 SOLVENT ATOMS : 313 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 10.67 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.03000 REMARK 3 B22 (A**2) : -0.14000 REMARK 3 B33 (A**2) : 0.11000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.093 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.053 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.534 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.962 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.948 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1687 ; 0.006 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 1103 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2287 ; 1.076 ; 1.956 REMARK 3 BOND ANGLES OTHERS (DEGREES): 2702 ; 0.783 ; 3.009 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 222 ; 6.108 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 58 ;39.555 ;25.862 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 269 ;10.510 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 2 ;17.455 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 258 ; 0.064 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1892 ; 0.003 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 313 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 342 ; 0.228 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 1175 ; 0.188 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 834 ; 0.171 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): 852 ; 0.083 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 219 ; 0.103 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 16 ; 0.204 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 28 ; 0.294 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 38 ; 0.123 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1137 ; 0.469 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 464 ; 0.084 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1768 ; 0.734 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 649 ; 1.217 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 519 ; 1.838 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 3RXU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 01-JUN-11. REMARK 100 THE DEPOSITION ID IS D_1000065510. 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 : NULL 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 MICROMAX-007 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24651 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.680 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 (%) : 99.5 REMARK 200 DATA REDUNDANCY : 7.500 REMARK 200 R MERGE (I) : 0.04500 REMARK 200 R SYM (I) : 0.04500 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: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1S0R REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.52 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL 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 27.19150 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 33.33700 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 29.04550 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 33.33700 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.19150 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 29.04550 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 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 71 -80.22 -119.92 REMARK 500 SER A 195 132.37 -39.18 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 1 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 70 OE1 REMARK 620 2 ASN A 72 O 92.0 REMARK 620 3 VAL A 75 O 159.7 78.4 REMARK 620 4 GLU A 80 OE2 107.3 155.2 87.4 REMARK 620 5 HOH A 300 O 75.6 106.7 90.0 93.4 REMARK 620 6 HOH A 317 O 91.6 89.1 105.9 75.2 159.7 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 CA A 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DMS A 2 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DMS A 3 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DMS A 4 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DMS A 5 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BEN A 6 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3RXA RELATED DB: PDB REMARK 900 RELATED ID: 3RXB RELATED DB: PDB REMARK 900 RELATED ID: 3RXC RELATED DB: PDB REMARK 900 RELATED ID: 3RXD RELATED DB: PDB REMARK 900 RELATED ID: 3RXE RELATED DB: PDB REMARK 900 RELATED ID: 3RXF RELATED DB: PDB REMARK 900 RELATED ID: 3RXG RELATED DB: PDB REMARK 900 RELATED ID: 3RXH RELATED DB: PDB REMARK 900 RELATED ID: 3RXI RELATED DB: PDB REMARK 900 RELATED ID: 3RXJ RELATED DB: PDB REMARK 900 RELATED ID: 3RXK RELATED DB: PDB REMARK 900 RELATED ID: 3RXL RELATED DB: PDB REMARK 900 RELATED ID: 3RXM RELATED DB: PDB REMARK 900 RELATED ID: 3RXO RELATED DB: PDB REMARK 900 RELATED ID: 3RXP RELATED DB: PDB REMARK 900 RELATED ID: 3RXQ RELATED DB: PDB REMARK 900 RELATED ID: 3RXR RELATED DB: PDB REMARK 900 RELATED ID: 3RXS RELATED DB: PDB REMARK 900 RELATED ID: 3RXT RELATED DB: PDB REMARK 900 RELATED ID: 3RXV RELATED DB: PDB REMARK 900 RELATED ID: 3ATI RELATED DB: PDB REMARK 900 RELATED ID: 3ATK RELATED DB: PDB REMARK 900 RELATED ID: 3ATL RELATED DB: PDB REMARK 900 RELATED ID: 3ATM RELATED DB: PDB DBREF 3RXU A 19 241 UNP P00760 TRY1_BOVIN 24 246 SEQRES 1 A 223 ILE VAL GLY GLY TYR THR CYS GLY ALA ASN THR VAL PRO SEQRES 2 A 223 TYR GLN VAL SER LEU ASN SER GLY TYR HIS PHE CYS GLY SEQRES 3 A 223 GLY SER LEU ILE ASN SER GLN TRP VAL VAL SER ALA ALA SEQRES 4 A 223 HIS CYS TYR LYS SER GLY ILE GLN VAL ARG LEU GLY GLU SEQRES 5 A 223 ASP ASN ILE ASN VAL VAL GLU GLY ASN GLU GLN PHE ILE SEQRES 6 A 223 SER ALA SER LYS SER ILE VAL HIS PRO SER TYR ASN SER SEQRES 7 A 223 ASN THR LEU ASN ASN ASP ILE MET LEU ILE LYS LEU LYS SEQRES 8 A 223 SER ALA ALA SER LEU ASN SER ARG VAL ALA SER ILE SER SEQRES 9 A 223 LEU PRO THR SER CYS ALA SER ALA GLY THR GLN CYS LEU SEQRES 10 A 223 ILE SER GLY TRP GLY ASN THR LYS SER SER GLY THR SER SEQRES 11 A 223 TYR PRO ASP VAL LEU LYS CYS LEU LYS ALA PRO ILE LEU SEQRES 12 A 223 SER ASP SER SER CYS LYS SER ALA TYR PRO GLY GLN ILE SEQRES 13 A 223 THR SER ASN MET PHE CYS ALA GLY TYR LEU GLU GLY GLY SEQRES 14 A 223 LYS ASP SER CYS GLN GLY ASP SER GLY GLY PRO VAL VAL SEQRES 15 A 223 CYS SER GLY LYS LEU GLN GLY ILE VAL SER TRP GLY SER SEQRES 16 A 223 GLY CYS ALA GLN LYS ASN LYS PRO GLY VAL TYR THR LYS SEQRES 17 A 223 VAL CYS ASN TYR VAL SER TRP ILE LYS GLN THR ILE ALA SEQRES 18 A 223 SER ASN HET CA A 1 1 HET DMS A 2 4 HET DMS A 3 4 HET DMS A 4 4 HET DMS A 5 4 HET BEN A 6 9 HETNAM CA CALCIUM ION HETNAM DMS DIMETHYL SULFOXIDE HETNAM BEN BENZAMIDINE FORMUL 2 CA CA 2+ FORMUL 3 DMS 4(C2 H6 O S) FORMUL 7 BEN C7 H8 N2 FORMUL 8 HOH *313(H2 O) HELIX 1 1 ALA A 56 TYR A 60 5 5 HELIX 2 2 SER A 162 TYR A 170 1 9 HELIX 3 3 TYR A 230 ASN A 241 1 12 SHEET 1 A 7 TYR A 23 THR A 24 0 SHEET 2 A 7 LYS A 154 PRO A 159 -1 O CYS A 155 N TYR A 23 SHEET 3 A 7 GLN A 133 GLY A 138 -1 N ILE A 136 O LEU A 156 SHEET 4 A 7 PRO A 198 CYS A 201 -1 O VAL A 200 N LEU A 135 SHEET 5 A 7 LYS A 204 TRP A 211 -1 O LYS A 204 N CYS A 201 SHEET 6 A 7 GLY A 222 LYS A 226 -1 O VAL A 223 N TRP A 211 SHEET 7 A 7 MET A 178 ALA A 181 -1 N PHE A 179 O TYR A 224 SHEET 1 B 7 GLN A 33 ASN A 37 0 SHEET 2 B 7 HIS A 41 ASN A 49 -1 O CYS A 43 N LEU A 36 SHEET 3 B 7 TRP A 52 SER A 55 -1 O VAL A 54 N SER A 46 SHEET 4 B 7 MET A 104 LEU A 108 -1 O MET A 104 N SER A 55 SHEET 5 B 7 GLN A 81 VAL A 90 -1 N ILE A 89 O LEU A 105 SHEET 6 B 7 GLN A 65 LEU A 68 -1 N LEU A 68 O GLN A 81 SHEET 7 B 7 GLN A 33 ASN A 37 -1 N ASN A 37 O GLN A 65 SSBOND 1 CYS A 25 CYS A 155 1555 1555 2.03 SSBOND 2 CYS A 43 CYS A 59 1555 1555 2.02 SSBOND 3 CYS A 127 CYS A 228 1555 1555 2.04 SSBOND 4 CYS A 134 CYS A 201 1555 1555 2.03 SSBOND 5 CYS A 166 CYS A 180 1555 1555 2.03 SSBOND 6 CYS A 191 CYS A 215 1555 1555 2.03 LINK CA CA A 1 OE1 GLU A 70 1555 1555 2.26 LINK CA CA A 1 O ASN A 72 1555 1555 2.42 LINK CA CA A 1 O VAL A 75 1555 1555 2.27 LINK CA CA A 1 OE2 GLU A 80 1555 1555 2.40 LINK CA CA A 1 O HOH A 300 1555 1555 2.47 LINK CA CA A 1 O HOH A 317 1555 1555 2.38 SITE 1 AC1 6 GLU A 70 ASN A 72 VAL A 75 GLU A 80 SITE 2 AC1 6 HOH A 300 HOH A 317 SITE 1 AC2 8 ARG A 67 ILE A 73 ASN A 74 PHE A 82 SITE 2 AC2 8 VAL A 90 HIS A 91 TYR A 94 HOH A 300 SITE 1 AC3 6 TYR A 23 CYS A 25 THR A 29 LEU A 135 SITE 2 AC3 6 GLN A 173 HOH A 399 SITE 1 AC4 4 VAL A 76 ASN A 95 SER A 96 ASN A 97 SITE 1 AC5 7 TYR A 40 HIS A 41 ILE A 73 ASN A 74 SITE 2 AC5 7 SER A 88 HOH A 308 HOH A 405 SITE 1 AC6 7 ASP A 189 SER A 190 VAL A 209 GLY A 212 SITE 2 AC6 7 GLY A 214 GLY A 222 HOH A 325 CRYST1 54.383 58.091 66.674 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 0.018388 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017214 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014998 0.00000