HEADER HYDROLASE/INHIBITOR 25-MAR-99 2SGP TITLE PRO 18 VARIANT OF TURKEY OVOMUCOID INHIBITOR THIRD DOMAIN COMPLEXED TITLE 2 WITH STREPTOMYCES GRISEUS PROTEINASE B AT PH 6.5 COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEINASE B; COMPND 3 CHAIN: E; COMPND 4 SYNONYM: SGPB; COMPND 5 EC: 3.4.21.81; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: OVOMUCOID INHIBITOR; COMPND 8 CHAIN: I; COMPND 9 FRAGMENT: THIRD DOMAIN; COMPND 10 SYNONYM: PRO18-OMTKY3; COMPND 11 ENGINEERED: YES; COMPND 12 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES GRISEUS; SOURCE 3 ORGANISM_TAXID: 1911; SOURCE 4 STRAIN: K1; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: MELEAGRIS GALLOPAVO; SOURCE 7 ORGANISM_COMMON: TURKEY; SOURCE 8 ORGANISM_TAXID: 9103; SOURCE 9 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 10 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PEZZ318.TKY KEYWDS COMPLEX (SERINE PROTEASE-INHIBITOR), SERINE PROTEINASE, PROTEIN KEYWDS 2 INHIBITOR, HYDROLASE-INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR K.HUANG,W.LU,S.ANDERSON,M.LASKOWSKI JR.,M.N.G.JAMES REVDAT 8 06-NOV-24 2SGP 1 REMARK REVDAT 7 30-AUG-23 2SGP 1 REMARK REVDAT 6 03-NOV-21 2SGP 1 REMARK SEQADV REVDAT 5 29-NOV-17 2SGP 1 HELIX REVDAT 4 08-FEB-17 2SGP 1 JRNL VERSN REVDAT 3 24-FEB-09 2SGP 1 VERSN REVDAT 2 01-APR-03 2SGP 1 JRNL REVDAT 1 31-JAN-01 2SGP 0 JRNL AUTH K.S.BATEMAN,K.HUANG,S.ANDERSON,W.LU,M.A.QASIM, JRNL AUTH 2 M.LASKOWSKI JR.,M.N.JAMES JRNL TITL CONTRIBUTION OF PEPTIDE BONDS TO INHIBITOR-PROTEASE BINDING: JRNL TITL 2 CRYSTAL STRUCTURES OF THE TURKEY OVOMUCOID THIRD DOMAIN JRNL TITL 3 BACKBONE VARIANTS OMTKY3-PRO18I AND OMTKY3-PSI[COO]-LEU18I JRNL TITL 4 IN COMPLEX WITH STREPTOMYCES GRISEUS PROTEINASE B (SGPB) AND JRNL TITL 5 THE STRUCTURE OF THE FREE INHIBITOR, JRNL TITL 6 OMTKY-3-PSI[CH2NH2+]-ASP19I JRNL REF J.MOL.BIOL. V. 305 839 2001 JRNL REFN ISSN 0022-2836 JRNL PMID 11162096 JRNL DOI 10.1006/JMBI.2000.4343 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH K.HUANG,W.LU,S.ANDERSON,M.LASKOWSKI,M.N.JAMES REMARK 1 TITL WATER MOLECULES PARTICIPATE IN PROTEINASE-INHIBITOR REMARK 1 TITL 2 INTERACTIONS: CRYSTAL STRUCTURES OF LEU18, ALA18, AND GLY18 REMARK 1 TITL 3 VARIANTS OF TURKEY OVOMUCOID INHIBITOR THIRD DOMAIN REMARK 1 TITL 4 COMPLEXED WITH STREPTOMYCES GRISEUS PROTEINASE B. REMARK 1 REF PROTEIN SCI. V. 4 1985 1995 REMARK 1 REFN ISSN 0961-8368 REMARK 1 PMID 8535235 REMARK 1 DOI 10.1002/PRO.5560041004 REMARK 1 REFERENCE 2 REMARK 1 AUTH R.J.READ,M.FUJINAGA,A.R.SIELECKI,M.N.G.JAMES REMARK 1 TITL STRUCTURE OF THE COMPLEX OF STREPTOMYCES GRISEUS PROTEASE B REMARK 1 TITL 2 AND THE THIRD DOMAIN OF THE TURKEY OVOMUCOID INHIBITOR AT REMARK 1 TITL 3 1.8 ANGSTROMS RESOLUTION REMARK 1 REF BIOCHEMISTRY V. 22 4420 1983 REMARK 1 REFN ISSN 0006-2960 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 92.0 REMARK 3 NUMBER OF REFLECTIONS : 17285 REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.193 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 USING ALL DATA, NO SIGMA CUTOFF. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1695 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 157 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : 0.024 ; NULL ; NULL REMARK 3 BOND ANGLES (DEGREES) : 2.800 ; NULL ; NULL REMARK 3 TORSION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES (A) : 0.023 ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS (A) : NULL ; NULL ; NULL REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : 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 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : TNT PROTGEO REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2SGP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-MAR-99. REMARK 100 THE DEPOSITION ID IS D_1000000734. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 287.00 REMARK 200 PH : 6.50 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 RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : SDMS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17285 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.0 REMARK 200 DATA REDUNDANCY : 2.300 REMARK 200 R MERGE (I) : 0.07800 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> 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 <I/SIGMA(I)> 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: NULL REMARK 200 STARTING MODEL: 3SGB REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.84 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.04 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.4 M SODIUM/POTASSIUM PHOSPHATE REMARK 280 BUFFER AT PH 6.5, PH 6.50 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 27.34000 REMARK 290 SMTRY3 2 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 APPLY THE FOLLOWING TO CHAINS: E, I 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 LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU E 233 CD GLU E 233 OE1 0.086 REMARK 500 TYR E 242 CZ TYR E 242 OH -0.112 REMARK 500 TYR E 242 C TYR E 242 OXT -0.150 REMARK 500 GLU I 10 CD GLU I 10 OE2 0.078 REMARK 500 GLU I 19 CD GLU I 19 OE2 0.075 REMARK 500 GLU I 43 CD GLU I 43 OE1 0.074 REMARK 500 REMARK 500 REMARK: NULL 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 PHE E 52 N - CA - CB ANGL. DEV. = 12.0 DEGREES REMARK 500 ASP E 60 CB - CG - OD2 ANGL. DEV. = -6.2 DEGREES REMARK 500 ASP E 116 CB - CG - OD2 ANGL. DEV. = -5.5 DEGREES REMARK 500 ALA E 192 N - CA - CB ANGL. DEV. = 9.1 DEGREES REMARK 500 ASP I 7 CB - CG - OD1 ANGL. DEV. = 6.1 DEGREES REMARK 500 ASP I 7 CB - CG - OD2 ANGL. DEV. = -6.9 DEGREES REMARK 500 ASP I 27 CB - CG - OD1 ANGL. DEV. = 5.7 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 CYS E 42 -162.20 -129.55 REMARK 500 THR E 64 -62.03 -99.52 REMARK 500 PRO E 99A -153.62 -83.94 REMARK 500 ASN E 100 -59.31 79.21 REMARK 500 ASP E 102 73.72 -152.88 REMARK 500 LYS E 115 79.75 -108.97 REMARK 500 PRO I 18 41.65 -89.52 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 TYR E 242 0.14 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: ACT REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: ACTIVE SITE OF ENZYME REMARK 800 REMARK 800 SITE_IDENTIFIER: REA REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: REACTIVE SITE OF INHIBITOR REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 E 500 DBREF 2SGP I 6 56 UNP P68390 IOVO_MELGA 135 185 DBREF 2SGP E 16 242 UNP P00777 PRTB_STRGR 115 299 SEQADV 2SGP PRO I 18 UNP P68390 LEU 147 ENGINEERED MUTATION SEQRES 1 E 185 ILE SER GLY GLY ASP ALA ILE TYR SER SER THR GLY ARG SEQRES 2 E 185 CYS SER LEU GLY PHE ASN VAL ARG SER GLY SER THR TYR SEQRES 3 E 185 TYR PHE LEU THR ALA GLY HIS CYS THR ASP GLY ALA THR SEQRES 4 E 185 THR TRP TRP ALA ASN SER ALA ARG THR THR VAL LEU GLY SEQRES 5 E 185 THR THR SER GLY SER SER PHE PRO ASN ASN ASP TYR GLY SEQRES 6 E 185 ILE VAL ARG TYR THR ASN THR THR ILE PRO LYS ASP GLY SEQRES 7 E 185 THR VAL GLY GLY GLN ASP ILE THR SER ALA ALA ASN ALA SEQRES 8 E 185 THR VAL GLY MET ALA VAL THR ARG ARG GLY SER THR THR SEQRES 9 E 185 GLY THR HIS SER GLY SER VAL THR ALA LEU ASN ALA THR SEQRES 10 E 185 VAL ASN TYR GLY GLY GLY ASP VAL VAL TYR GLY MET ILE SEQRES 11 E 185 ARG THR ASN VAL CYS ALA GLU PRO GLY ASP SER GLY GLY SEQRES 12 E 185 PRO LEU TYR SER GLY THR ARG ALA ILE GLY LEU THR SER SEQRES 13 E 185 GLY GLY SER GLY ASN CYS SER SER GLY GLY THR THR PHE SEQRES 14 E 185 PHE GLN PRO VAL THR GLU ALA LEU SER ALA TYR GLY VAL SEQRES 15 E 185 SER VAL TYR SEQRES 1 I 51 VAL ASP CYS SER GLU TYR PRO LYS PRO ALA CYS THR PRO SEQRES 2 I 51 GLU TYR ARG PRO LEU CYS GLY SER ASP ASN LYS THR TYR SEQRES 3 I 51 GLY ASN LYS CYS ASN PHE CYS ASN ALA VAL VAL GLU SER SEQRES 4 I 51 ASN GLY THR LEU THR LEU SER HIS PHE GLY LYS CYS HET PO4 E 500 5 HETNAM PO4 PHOSPHATE ION FORMUL 3 PO4 O4 P 3- FORMUL 4 HOH *157(H2 O) HELIX 1 1 ALA E 55 ASP E 60 1 6 HELIX 2 2 VAL E 231 TYR E 237 1 8 HELIX 3 3 ASN I 33 SER I 44 1 12 SHEET 1 BL1 7 GLY E 19 SER E 33 0 SHEET 2 BL1 7 GLY E 40 SER E 48B-1 SHEET 3 BL1 7 THR E 49 THR E 54 -1 SHEET 4 BL1 7 TYR E 103 THR E 109 -1 SHEET 5 BL1 7 THR E 83 SER E 93 -1 SHEET 6 BL1 7 THR E 64 ALA E 68 -1 SHEET 7 BL1 7 GLY E 19 SER E 33 -1 SHEET 1 BL2 7 GLY E 133 GLY E 140 0 SHEET 2 BL2 7 GLY E 156 VAL E 169 -1 SHEET 3 BL2 7 VAL E 177 ASN E 184 -1 SHEET 4 BL2 7 GLY E 223 GLN E 229 -1 SHEET 5 BL2 7 ARG E 208 ASN E 219 -1 SHEET 6 BL2 7 GLY E 196 SER E 201 -1 SHEET 7 BL2 7 GLY E 133 GLY E 140 -1 SHEET 1 SH1 3 ASN I 28 GLY I 32 0 SHEET 2 SH1 3 ARG I 21 GLY I 25 -1 SHEET 3 SH1 3 SER I 51 HIS I 52 -1 SSBOND 1 CYS E 42 CYS E 58 1555 1555 1.99 SSBOND 2 CYS E 191 CYS E 220 1555 1555 1.97 SSBOND 3 CYS I 8 CYS I 38 1555 1555 2.03 SSBOND 4 CYS I 16 CYS I 35 1555 1555 1.98 SSBOND 5 CYS I 24 CYS I 56 1555 1555 2.02 CISPEP 1 PHE E 94 PRO E 99A 0 2.39 CISPEP 2 TYR I 11 PRO I 12 0 -1.36 SITE 1 ACT 3 HIS E 57 ASP E 102 SER E 195 SITE 1 REA 2 PRO I 18 GLU I 19 SITE 1 AC1 7 TYR E 32 ARG E 41 HOH E 581 HOH E 582 SITE 2 AC1 7 HOH E 615 TYR I 20 LYS I 55 CRYST1 45.540 54.680 45.580 90.00 119.19 90.00 P 1 21 1 2 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 0.021959 0.000000 0.012267 0.00000 SCALE2 0.000000 0.018288 0.000000 0.00000 SCALE3 0.000000 0.000000 0.025131 0.00000