HEADER COMPLEX(SERINE PROTEINASE-INHIBITOR) 21-SEP-89 4SGB TITLE STRUCTURE OF THE COMPLEX OF STREPTOMYCES GRISEUS PROTEINASE TITLE 2 B AND POLYPEPTIDE CHYMOTRYPSIN INHIBITOR-1 FROM RUSSET TITLE 3 BURBANK POTATO TUBERS AT 2.1 ANGSTROMS RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: SERINE PROTEINASE B; COMPND 3 CHAIN: E; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: POTATO INHIBITOR, PCI-1; COMPND 7 CHAIN: I; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES GRISEUS; SOURCE 3 ORGANISM_TAXID: 1911; SOURCE 4 MOL_ID: 2 KEYWDS COMPLEX(SERINE PROTEINASE-INHIBITOR) EXPDTA X-RAY DIFFRACTION AUTHOR M.JAMES,H.GREENBLATT REVDAT 3 24-FEB-09 4SGB 1 VERSN REVDAT 2 01-APR-03 4SGB 1 JRNL REVDAT 1 15-JUL-90 4SGB 0 JRNL AUTH H.M.GREENBLATT,C.A.RYAN,M.N.JAMES JRNL TITL STRUCTURE OF THE COMPLEX OF STREPTOMYCES GRISEUS JRNL TITL 2 PROTEINASE B AND POLYPEPTIDE CHYMOTRYPSIN JRNL TITL 3 INHIBITOR-1 FROM RUSSET BURBANK POTATO TUBERS AT JRNL TITL 4 2.1 A RESOLUTION. JRNL REF J.MOL.BIOL. V. 205 201 1989 JRNL REFN ISSN 0022-2836 JRNL PMID 2494344 JRNL DOI 10.1016/0022-2836(89)90376-8 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 12685 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 + TEST SET) : 0.142 REMARK 3 R VALUE (WORKING SET) : NULL 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 FIT/AGREEMENT OF MODEL WITH ALL DATA. 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 : 1690 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 11 REMARK 3 SOLVENT ATOMS : 179 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 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.014 ; 0.015 REMARK 3 ANGLE DISTANCE (A) : 0.040 ; 0.030 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.037 ; 0.030 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.014 ; 0.015 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.213 ; 0.150 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.203 ; 0.300 REMARK 3 MULTIPLE TORSION (A) : 0.153 ; 0.300 REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : 0.143 ; 0.300 REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 2.400 ; 2.500 REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; 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 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4SGB COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL 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: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.93 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.27 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL 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 23.10000 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1620 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9790 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -39.0 KCAL/MOL 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 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 E 34 CB - CG - CD1 ANGL. DEV. = -4.1 DEGREES REMARK 500 ARG E 41 NE - CZ - NH1 ANGL. DEV. = -3.3 DEGREES REMARK 500 ARG E 41 NE - CZ - NH2 ANGL. DEV. = 3.0 DEGREES REMARK 500 ARG E 48 NE - CZ - NH1 ANGL. DEV. = 6.2 DEGREES REMARK 500 PHE E 52 N - CA - CB ANGL. DEV. = 11.0 DEGREES REMARK 500 ARG E 107 CD - NE - CZ ANGL. DEV. = 17.3 DEGREES REMARK 500 ARG E 107 NE - CZ - NH1 ANGL. DEV. = 9.3 DEGREES REMARK 500 ARG E 107 NE - CZ - NH2 ANGL. DEV. = -5.0 DEGREES REMARK 500 ARG E 139 NE - CZ - NH1 ANGL. DEV. = -4.1 DEGREES REMARK 500 ARG E 139 NE - CZ - NH2 ANGL. DEV. = 4.4 DEGREES REMARK 500 ARG E 182 NE - CZ - NH2 ANGL. DEV. = -5.1 DEGREES REMARK 500 ASP I 29 CB - CG - OD1 ANGL. DEV. = 5.4 DEGREES REMARK 500 ASP I 29 CB - CG - OD2 ANGL. DEV. = -6.4 DEGREES REMARK 500 LEU I 38 CA - CB - CG ANGL. DEV. = 20.7 DEGREES REMARK 500 ASP I 41 CB - CG - OD1 ANGL. DEV. = 6.4 DEGREES REMARK 500 HIS I 43 CA - CB - CG ANGL. DEV. = -13.5 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 THR E 61 -81.33 -120.10 REMARK 500 PRO E 95 -153.57 -79.41 REMARK 500 ASN E 100 -60.09 82.66 REMARK 500 LEU I 38 50.87 -115.24 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH E 373 DISTANCE = 8.51 ANGSTROMS REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 TWO SULFATE IONS HAVE BEEN IDENTIFIED. THERE ARE 180 REMARK 600 SOLVENT POSITIONS. AMONG THESE, THE ONE AT POSITION 8 IS REMARK 600 CONSIDERED AS A POSSIBLE CA2+ ION. 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 E 8 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ILE E 121 O REMARK 620 2 TYR E 243 O 91.3 REMARK 620 3 TYR E 243 OXT 79.6 55.1 REMARK 620 4 GLY E 120 O 87.0 132.1 77.6 REMARK 620 5 HOH E 250 O 87.3 74.4 127.1 153.1 REMARK 620 6 ASP E 120K OD2 84.3 149.7 151.1 77.8 75.5 REMARK 620 7 ARG I 51 O 170.9 96.5 100.9 84.2 99.3 91.3 REMARK 620 N 1 2 3 4 5 6 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 E 244 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 E 245 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA E 8 DBREF 4SGB E 16 243 UNP P00777 PRTB_STRGR 115 299 DBREF 4SGB I 1 51 UNP P01080 IP2K_SOLTU 55 105 SEQADV 4SGB VAL E 236 UNP P00777 SER 292 CONFLICT 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 VAL ALA TYR GLY VAL SEQRES 15 E 185 SER VAL TYR SEQRES 1 I 51 PRO ILE CYS THR ASN CYS CYS ALA GLY TYR LYS GLY CYS SEQRES 2 I 51 ASN TYR TYR SER ALA ASN GLY ALA PHE ILE CYS GLU GLY SEQRES 3 I 51 GLN SER ASP PRO LYS LYS PRO LYS ALA CYS PRO LEU ASN SEQRES 4 I 51 CYS ASP PRO HIS ILE ALA TYR SER LYS CYS PRO ARG HET SO4 E 244 5 HET SO4 E 245 5 HET CA E 8 1 HETNAM SO4 SULFATE ION HETNAM CA CALCIUM ION FORMUL 3 SO4 2(O4 S 2-) FORMUL 5 CA CA 2+ FORMUL 6 HOH *179(H2 O) HELIX 1 1 ALA E 55 ASP E 59A 1 6 HELIX 2 2 VAL E 231 GLY E 239 1 9 SHEET 1 A 2 ALA E 32 SER E 35 0 SHEET 2 A 2 GLY E 40 SER E 43 -1 O GLY E 40 N SER E 35 SHEET 1 B 6 THR E 62 TRP E 65 0 SHEET 2 B 6 VAL E 83 SER E 91 -1 N LEU E 84 O TRP E 64 SHEET 3 B 6 TYR E 103 TYR E 108 -1 O TYR E 103 N SER E 91 SHEET 4 B 6 THR E 49 THR E 54 -1 O TYR E 50 N TYR E 108 SHEET 5 B 6 SER E 241 VAL E 242 -1 O SER E 241 N ARG E 48 SHEET 1 D 3 PHE I 22 GLU I 25 0 SHEET 2 D 3 ASN I 14 TYR I 16 -1 O TYR I 15 N ILE I 23 SHEET 3 D 3 TYR I 46 LYS I 48 -1 O TYR I 46 N TYR I 16 SSBOND 1 CYS E 42 CYS E 58 1555 1555 2.01 SSBOND 2 CYS I 3 CYS I 40 1555 1555 2.02 SSBOND 3 CYS I 6 CYS I 24 1555 1555 2.04 SSBOND 4 CYS I 7 CYS I 36 1555 1555 2.01 SSBOND 5 CYS I 13 CYS I 49 1555 1555 2.03 LINK CA CA E 8 O ILE E 121 1555 1555 2.40 LINK CA CA E 8 O TYR E 243 1555 1555 2.31 LINK CA CA E 8 OXT TYR E 243 1555 1555 2.50 LINK CA CA E 8 O GLY E 120 1555 1555 2.45 LINK CA CA E 8 O HOH E 250 1555 1555 2.51 LINK CA CA E 8 OD2 ASP E 120K 1555 1555 2.31 LINK CA CA E 8 O ARG I 51 1555 1554 2.18 CISPEP 1 PHE E 94 PRO E 95 0 -1.76 SITE 1 AC1 5 ASN E 67 SER E 68 ALA E 69 HOH E 304 SITE 2 AC1 5 HOH E 312 SITE 1 AC2 4 ARG E 139 GLY E 156 THR E 157 HOH E 252 SITE 1 AC3 6 GLY E 120 ASP E 120K ILE E 121 TYR E 243 SITE 2 AC3 6 HOH E 250 ARG I 51 CRYST1 50.920 46.200 52.530 90.00 117.08 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 0.019639 0.000000 0.010041 0.00000 SCALE2 0.000000 0.021645 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021381 0.00000