HEADER HYDROLASE/HYDROLASE INHIBITOR 03-OCT-92 1PIP TITLE CRYSTAL STRUCTURE OF PAPAIN-SUCCINYL-GLN-VAL-VAL-ALA-ALA-P- TITLE 2 NITROANILIDE COMPLEX AT 1.7 ANGSTROMS RESOLUTION: NONCOVALENT BINDING TITLE 3 MODE OF A COMMON SEQUENCE OF ENDOGENOUS THIOL PROTEASE INHIBITORS COMPND MOL_ID: 1; COMPND 2 MOLECULE: PAPAIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PAPAYA PROTEINASE I,PPI; COMPND 5 EC: 3.4.22.2; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: SUCCINYL-GLN-VAL-VAL-ALA-ALA-P-NITROANILIDE; COMPND 9 CHAIN: B; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CARICA PAPAYA; SOURCE 3 ORGANISM_COMMON: PAPAYA; SOURCE 4 ORGANISM_TAXID: 3649; SOURCE 5 MOL_ID: 2; SOURCE 6 SYNTHETIC: YES KEYWDS THIOL PROTEASE, HYDROLASE-HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR A.YAMAMOTO,K.TOMOO,M.DOI,H.OHISHI,M.INOUE,T.ISHIDA,D.YAMAMOTO, AUTHOR 2 S.TSUBOI,H.OKAMOTO,Y.OKADA REVDAT 7 13-NOV-24 1PIP 1 REMARK REVDAT 6 24-APR-24 1PIP 1 COMPND SOURCE REMARK DBREF REVDAT 6 2 1 SEQADV SEQRES HET HETNAM REVDAT 6 3 1 HETSYN FORMUL LINK ATOM REVDAT 5 29-NOV-17 1PIP 1 HELIX REVDAT 4 13-JUL-11 1PIP 1 VERSN REVDAT 3 24-FEB-09 1PIP 1 VERSN REVDAT 2 01-APR-03 1PIP 1 JRNL REVDAT 1 31-OCT-93 1PIP 0 JRNL AUTH A.YAMAMOTO,K.TOMOO,M.DOI,H.OHISHI,M.INOUE,T.ISHIDA, JRNL AUTH 2 D.YAMAMOTO,S.TSUBOI,H.OKAMOTO,Y.OKADA JRNL TITL CRYSTAL STRUCTURE OF JRNL TITL 2 PAPAIN-SUCCINYL-GLN-VAL-VAL-ALA-ALA-P-NITROANILIDE COMPLEX JRNL TITL 3 AT 1.7-A RESOLUTION: NONCOVALENT BINDING MODE OF A COMMON JRNL TITL 4 SEQUENCE OF ENDOGENOUS THIOL PROTEASE INHIBITORS. JRNL REF BIOCHEMISTRY V. 31 11305 1992 JRNL REFN ISSN 0006-2960 JRNL PMID 1445868 JRNL DOI 10.1021/BI00161A007 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 3.000 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 : NULL 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) : 0.196 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 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 : 1705 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 0 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 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 1PIP 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_1000175702. 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: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.72 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 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 21.54500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 24.84500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 51.15000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 24.84500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 21.54500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 51.15000 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 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: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 CG GLN A 73 O4 ZKO B 400 2765 1.26 REMARK 500 CG GLN A 73 C8 ZKO B 400 2765 2.06 REMARK 500 REMARK 500 REMARK: NULL 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 HIS A 81 NE2 HIS A 81 CD2 -0.071 REMARK 500 HIS A 159 NE2 HIS A 159 CD2 -0.072 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 TRP A 7 CD1 - CG - CD2 ANGL. DEV. = 6.0 DEGREES REMARK 500 TRP A 7 CE2 - CD2 - CG ANGL. DEV. = -5.5 DEGREES REMARK 500 ARG A 8 NE - CZ - NH2 ANGL. DEV. = -3.2 DEGREES REMARK 500 TRP A 26 CD1 - CG - CD2 ANGL. DEV. = 4.8 DEGREES REMARK 500 CYS A 63 O - C - N ANGL. DEV. = -9.6 DEGREES REMARK 500 ASN A 64 CA - CB - CG ANGL. DEV. = 14.7 DEGREES REMARK 500 TRP A 69 CD1 - CG - CD2 ANGL. DEV. = 6.7 DEGREES REMARK 500 TRP A 69 CE2 - CD2 - CG ANGL. DEV. = -5.5 DEGREES REMARK 500 TYR A 94 CA - CB - CG ANGL. DEV. = 12.7 DEGREES REMARK 500 ARG A 98 NE - CZ - NH1 ANGL. DEV. = 4.5 DEGREES REMARK 500 ARG A 98 NE - CZ - NH2 ANGL. DEV. = -3.4 DEGREES REMARK 500 ARG A 111 NE - CZ - NH2 ANGL. DEV. = -3.7 DEGREES REMARK 500 TYR A 116 CB - CG - CD2 ANGL. DEV. = -4.2 DEGREES REMARK 500 VAL A 132 N - CA - CB ANGL. DEV. = -13.4 DEGREES REMARK 500 ARG A 145 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 VAL A 161 CG1 - CB - CG2 ANGL. DEV. = 10.1 DEGREES REMARK 500 TRP A 177 CD1 - CG - CD2 ANGL. DEV. = 5.3 DEGREES REMARK 500 TRP A 177 CE2 - CD2 - CG ANGL. DEV. = -5.0 DEGREES REMARK 500 TRP A 177 CA - C - N ANGL. DEV. = 13.6 DEGREES REMARK 500 TRP A 177 O - C - N ANGL. DEV. = -11.4 DEGREES REMARK 500 TRP A 181 CD1 - CG - CD2 ANGL. DEV. = 5.5 DEGREES REMARK 500 VAL B 401 CA - CB - CG2 ANGL. DEV. = -12.3 DEGREES REMARK 500 ALA B 403 N - CA - C ANGL. DEV. = 17.3 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 ASN A 64 21.04 49.93 REMARK 500 TYR A 78 -73.69 -121.02 REMARK 500 TRP A 177 -160.91 -105.00 REMARK 500 VAL B 401 126.32 108.56 REMARK 500 ALA B 403 69.26 -33.78 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN B OF SUCCINYL-GLN-VAL-VAL REMARK 800 -ALA-ALA-P-NITROANILIDE REMARK 999 REMARK 999 SEQUENCE REMARK 999 SEQUENCE ADVISORY NOTICE: DIFFERENCE BETWEEN SWISS-PROT REMARK 999 AND PDB SEQUENCE. REMARK 999 REMARK 999 SWISS-PROT ENTRY NAME: PAPA_CARPA REMARK 999 REMARK 999 SWISS-PROT RESIDUE PDB SEQRES REMARK 999 NAME NUMBER NAME CHAIN SEQ/INSERT CODE REMARK 999 GLU 47 GLN A 47 REMARK 999 GLU 118 GLN A 118 REMARK 999 GLU 135 GLN A 135 DBREF 1PIP A 1 212 UNP P00784 PAPA1_CARPA 134 345 DBREF 1PIP B 400 219 PDB 1PIP 1PIP 400 219 SEQADV 1PIP GLN A 47 UNP P00784 GLU 180 CONFLICT SEQADV 1PIP GLN A 118 UNP P00784 GLU 251 CONFLICT SEQADV 1PIP GLN A 135 UNP P00784 GLU 268 CONFLICT SEQRES 1 A 212 ILE PRO GLU TYR VAL ASP TRP ARG GLN LYS GLY ALA VAL SEQRES 2 A 212 THR PRO VAL LYS ASN GLN GLY SER CYS GLY SER CYS TRP SEQRES 3 A 212 ALA PHE SER ALA VAL VAL THR ILE GLU GLY ILE ILE LYS SEQRES 4 A 212 ILE ARG THR GLY ASN LEU ASN GLN TYR SER GLU GLN GLU SEQRES 5 A 212 LEU LEU ASP CYS ASP ARG ARG SER TYR GLY CYS ASN GLY SEQRES 6 A 212 GLY TYR PRO TRP SER ALA LEU GLN LEU VAL ALA GLN TYR SEQRES 7 A 212 GLY ILE HIS TYR ARG ASN THR TYR PRO TYR GLU GLY VAL SEQRES 8 A 212 GLN ARG TYR CYS ARG SER ARG GLU LYS GLY PRO TYR ALA SEQRES 9 A 212 ALA LYS THR ASP GLY VAL ARG GLN VAL GLN PRO TYR ASN SEQRES 10 A 212 GLN GLY ALA LEU LEU TYR SER ILE ALA ASN GLN PRO VAL SEQRES 11 A 212 SER VAL VAL LEU GLN ALA ALA GLY LYS ASP PHE GLN LEU SEQRES 12 A 212 TYR ARG GLY GLY ILE PHE VAL GLY PRO CYS GLY ASN LYS SEQRES 13 A 212 VAL ASP HIS ALA VAL ALA ALA VAL GLY TYR GLY PRO ASN SEQRES 14 A 212 TYR ILE LEU ILE LYS ASN SER TRP GLY THR GLY TRP GLY SEQRES 15 A 212 GLU ASN GLY TYR ILE ARG ILE LYS ARG GLY THR GLY ASN SEQRES 16 A 212 SER TYR GLY VAL CYS GLY LEU TYR THR SER SER PHE TYR SEQRES 17 A 212 PRO VAL LYS ASN SEQRES 1 B 6 ZKO VAL VAL ALA ALA NIT HET ZKO B 400 16 HET NIT B 219 10 HETNAM ZKO N-SUCCINYL-GLUTAMINE HETNAM NIT 4-NITROANILINE HETSYN ZKO 5-AZANYL-5-OXIDANYLIDENE-2-[(4-OXIDANYL-4- HETSYN 2 ZKO OXIDANYLIDENE-BUTANOYL)AMINO]PENTANOIC ACID HETSYN NIT PARANITROANILINE FORMUL 2 ZKO C9 H14 N2 O6 FORMUL 2 NIT C6 H6 N2 O2 HELIX 1 L1 SER A 24 THR A 42 1INCLUDING 3/10 REGION 19 HELIX 2 L2 GLU A 50 ASP A 57 1 8 HELIX 3 L3 TYR A 67 TYR A 78 1INCLUDING 3/10 REGION 12 HELIX 4 R1 ASN A 117 ASN A 127 1INCLUDING 3/10 REGION 11 HELIX 5 R2 GLY A 138 GLN A 142 1INCLUDING 3/10 REGION 5 SHEET 1 S1 7 VAL A 5 TRP A 7 0 SHEET 2 S1 7 ASP A 158 GLY A 167 -1 N TYR A 166 O VAL A 5 SHEET 3 S1 7 VAL A 130 LEU A 134 -1 N LEU A 134 O HIS A 159 SHEET 4 S1 7 SER A 206 VAL A 210 -1 N PHE A 207 O SER A 131 SHEET 5 S1 7 ASP A 108 VAL A 113 -1 N VAL A 113 O SER A 206 SHEET 6 S1 7 TYR A 170 ASN A 175 -1 N LEU A 172 O GLY A 109 SHEET 7 S1 7 GLY A 185 ARG A 191 -1 N ILE A 189 O ILE A 171 SSBOND 1 CYS A 22 CYS A 63 1555 1555 2.02 SSBOND 2 CYS A 56 CYS A 95 1555 1555 2.04 SSBOND 3 CYS A 153 CYS A 200 1555 1555 2.02 LINK N1 NIT B 219 C ALA B 404 1555 1555 1.42 LINK C ZKO B 400 N VAL B 401 1555 1555 1.35 CISPEP 1 GLY A 151 PRO A 152 0 -2.12 SITE 1 AC1 8 GLN A 73 VAL A 110 ALA A 136 ALA A 137 SITE 2 AC1 8 GLN A 142 LYS A 156 ASP A 158 TRP A 177 CRYST1 43.090 102.300 49.690 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 0.023207 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009775 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020125 0.00000