HEADER HYDROLASE(SERINE PROTEINASE) 07-SEP-94 2GMT TITLE THREE-DIMENSIONAL STRUCTURE OF CHYMOTRYPSIN INACTIVATED WITH (2S) N- TITLE 2 ACETYL-L-ALANYL-L-PHENYLALANYL-CHLOROETHYL KETONE: IMPLICATIONS FOR TITLE 3 THE MECHANISM OF INACTIVATION OF SERINE PROTEASES BY CHLOROKETONES COMPND MOL_ID: 1; COMPND 2 MOLECULE: GAMMA-CHYMOTRYPSIN; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.21.1; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: GAMMA-CHYMOTRYPSIN; COMPND 8 CHAIN: B; COMPND 9 EC: 3.4.21.1; COMPND 10 MOL_ID: 3; COMPND 11 MOLECULE: GAMMA-CHYMOTRYPSIN; COMPND 12 CHAIN: C; COMPND 13 EC: 3.4.21.1 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 MOL_ID: 2; SOURCE 6 MOL_ID: 3 KEYWDS HYDROLASE(SERINE PROTEINASE) EXPDTA X-RAY DIFFRACTION AUTHOR K.KREUTTER,A.C.U.STEINMETZ,T.-C.LIANG,M.PROROK,R.ABELES,D.RINGE REVDAT 4 05-JUN-24 2GMT 1 REMARK SHEET LINK REVDAT 3 13-JUL-11 2GMT 1 VERSN REVDAT 2 24-FEB-09 2GMT 1 VERSN REVDAT 1 01-NOV-94 2GMT 0 JRNL AUTH K.KREUTTER,A.C.STEINMETZ,T.C.LIANG,M.PROROK,R.H.ABELES, JRNL AUTH 2 D.RINGE JRNL TITL THREE-DIMENSIONAL STRUCTURE OF CHYMOTRYPSIN INACTIVATED WITH JRNL TITL 2 (2S)-N-ACETYL-L-ALANYL-L-PHENYLALANYL ALPHA-CHLOROETHANE: JRNL TITL 3 IMPLICATIONS FOR THE MECHANISM OF INACTIVATION OF SERINE JRNL TITL 4 PROTEASES BY CHLOROKETONES. JRNL REF BIOCHEMISTRY V. 33 13792 1994 JRNL REFN ISSN 0006-2960 JRNL PMID 7947790 JRNL DOI 10.1021/BI00250A033 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)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 13167 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) : 0.188 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 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 : 1736 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 21 REMARK 3 SOLVENT ATOMS : 238 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) : 0.020 ; NULL ; NULL REMARK 3 BOND ANGLES (DEGREES) : 3.000 ; 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) : NULL ; 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 : NULL REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2GMT 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_1000178143. 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 (%): 47.49 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.34 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 42 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -Y+1/2,X+1/2,Z+1/2 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/2 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/2 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 34.75000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 34.75000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 48.80000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 34.75000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 34.75000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 48.80000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 34.75000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 34.75000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 48.80000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 34.75000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 34.75000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 48.80000 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 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: HEXAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 17480 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 17670 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -103.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 69.50000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 139.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 SER A 11 REMARK 465 GLY A 12 REMARK 465 LEU A 13 REMARK 465 ALA C 149 REMARK 465 ASN C 150 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 C TYR B 146 O HOH B 384 1.94 REMARK 500 C TYR B 146 O HOH B 541 1.95 REMARK 500 O HOH B 345 O HOH B 400 2.04 REMARK 500 O HOH C 545 O HOH C 547 2.10 REMARK 500 O LYS B 79 O HOH B 429 2.11 REMARK 500 OD1 ASP C 153 O HOH C 334 2.13 REMARK 500 O HOH B 294 O HOH B 509 2.13 REMARK 500 O VAL C 213 O HOH C 437 2.14 REMARK 500 O THR B 135 O HOH B 306 2.17 REMARK 500 O HOH A 342 O HOH B 432 2.17 REMARK 500 REMARK 500 REMARK: NULL 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 O HOH B 514 O HOH B 514 2685 2.14 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 GLU B 20 CD GLU B 20 OE2 0.071 REMARK 500 GLU B 21 CD GLU B 21 OE1 0.084 REMARK 500 GLU B 49 CD GLU B 49 OE1 0.072 REMARK 500 GLU B 70 CD GLU B 70 OE1 0.084 REMARK 500 GLU B 78 CD GLU B 78 OE1 0.085 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 ASN B 48 N - CA - CB ANGL. DEV. = 12.0 DEGREES REMARK 500 TYR B 94 CB - CG - CD1 ANGL. DEV. = -4.4 DEGREES REMARK 500 ASP B 102 CB - CG - OD1 ANGL. DEV. = -5.4 DEGREES REMARK 500 THR B 110 CA - CB - CG2 ANGL. DEV. = -9.4 DEGREES REMARK 500 ASP B 128 CB - CG - OD1 ANGL. DEV. = -6.6 DEGREES REMARK 500 ASP B 129 CB - CG - OD2 ANGL. DEV. = -5.5 DEGREES REMARK 500 LYS C 169 CB - CA - C ANGL. DEV. = 13.5 DEGREES REMARK 500 ASP C 178 CB - CG - OD2 ANGL. DEV. = -6.4 DEGREES REMARK 500 MET C 180 CG - SD - CE ANGL. DEV. = -10.3 DEGREES REMARK 500 ASP C 194 CB - CG - OD1 ANGL. DEV. = -7.5 DEGREES REMARK 500 TYR C 228 CB - CG - CD2 ANGL. DEV. = -4.7 DEGREES REMARK 500 ARG C 230 NE - CZ - NH1 ANGL. DEV. = 6.4 DEGREES REMARK 500 ARG C 230 NE - CZ - NH2 ANGL. DEV. = -6.6 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 LYS B 79 47.72 -72.80 REMARK 500 SER B 115 -168.03 -161.53 REMARK 500 CYS B 136 -169.02 -116.38 REMARK 500 REMARK 500 REMARK: NULL REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 HIN B 247 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: ACT REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: catalytic site REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HIN B 247 DBREF 2GMT A 1 13 UNP P00766 CTRA_BOVIN 1 13 DBREF 2GMT B 16 146 UNP P00766 CTRA_BOVIN 16 146 DBREF 2GMT C 149 245 UNP P00766 CTRA_BOVIN 149 245 SEQRES 1 A 13 CYS GLY VAL PRO ALA ILE GLN PRO VAL LEU SER GLY LEU SEQRES 1 B 131 ILE VAL ASN GLY GLU GLU ALA VAL PRO GLY SER TRP PRO SEQRES 2 B 131 TRP GLN VAL SER LEU GLN ASP LYS THR GLY PHE HIS PHE SEQRES 3 B 131 CYS GLY GLY SER LEU ILE ASN GLU ASN TRP VAL VAL THR SEQRES 4 B 131 ALA ALA HIS CYS GLY VAL THR THR SER ASP VAL VAL VAL SEQRES 5 B 131 ALA GLY GLU PHE ASP GLN GLY SER SER SER GLU LYS ILE SEQRES 6 B 131 GLN LYS LEU LYS ILE ALA LYS VAL PHE LYS ASN SER LYS SEQRES 7 B 131 TYR ASN SER LEU THR ILE ASN ASN ASP ILE THR LEU LEU SEQRES 8 B 131 LYS LEU SER THR ALA ALA SER PHE SER GLN THR VAL SER SEQRES 9 B 131 ALA VAL CYS LEU PRO SER ALA SER ASP ASP PHE ALA ALA SEQRES 10 B 131 GLY THR THR CYS VAL THR THR GLY TRP GLY LEU THR ARG SEQRES 11 B 131 TYR SEQRES 1 C 97 ALA ASN THR PRO ASP ARG LEU GLN GLN ALA SER LEU PRO SEQRES 2 C 97 LEU LEU SER ASN THR ASN CYS LYS LYS TYR TRP GLY THR SEQRES 3 C 97 LYS ILE LYS ASP ALA MET ILE CYS ALA GLY ALA SER GLY SEQRES 4 C 97 VAL SER SER CYS MET GLY ASP SER GLY GLY PRO LEU VAL SEQRES 5 C 97 CYS LYS LYS ASN GLY ALA TRP THR LEU VAL GLY ILE VAL SEQRES 6 C 97 SER TRP GLY SER SER THR CYS SER THR SER THR PRO GLY SEQRES 7 C 97 VAL TYR ALA ARG VAL THR ALA LEU VAL ASN TRP VAL GLN SEQRES 8 C 97 GLN THR LEU ALA ALA ASN HET HIN B 247 21 HETNAM HIN (2S) N-ACETYL-L-ALANYL-ALPHAL-PHENYLALANYL- HETNAM 2 HIN CHLOROETHYLKETONE FORMUL 4 HIN C16 H21 CL N2 O3 FORMUL 5 HOH *238(H2 O) HELIX 1 1 VAL C 231 ASN C 245 1 15 SHEET 1 SH1 6 PRO B 28 ASP B 35 0 SHEET 2 SH1 6 CYS B 42 GLU B 49 -1 SHEET 3 SH1 6 ASN B 50 ALA B 56 -1 SHEET 4 SH1 6 ASN B 101 THR B 110 -1 SHEET 5 SH1 6 SER B 63 GLY B 69 -1 SHEET 6 SH1 6 PRO B 28 ASP B 35 -1 SHEET 1 SH2 6 GLY B 133 TRP B 141 0 SHEET 2 SH2 6 LEU C 155 LEU C 162 -1 SHEET 3 SH2 6 ALA C 179 SER C 186 -1 SHEET 4 SH2 6 SER C 223 ALA C 229 -1 SHEET 5 SH2 6 ILE C 212 SER C 218 -1 SHEET 6 SH2 6 GLY C 193 CYS C 201 -1 SSBOND 1 CYS A 1 CYS B 122 1555 1555 1.99 SSBOND 2 CYS B 42 CYS B 58 1555 1555 2.02 SSBOND 3 CYS B 136 CYS C 201 1555 1555 2.08 SSBOND 4 CYS C 168 CYS C 182 1555 1555 2.01 SSBOND 5 CYS C 191 CYS C 220 1555 1555 2.04 LINK NE2 HIS B 57 C2 HIN B 247 1555 1555 1.41 SITE 1 ACT 3 ASP B 102 HIS B 57 SER C 195 SITE 1 AC1 14 HIS B 57 LEU B 97 THR B 98 ILE B 99 SITE 2 AC1 14 HOH B 380 HOH B 453 CYS C 191 MET C 192 SITE 3 AC1 14 SER C 195 SER C 214 TRP C 215 GLY C 216 SITE 4 AC1 14 SER C 217 HOH C 575 CRYST1 69.500 69.500 97.600 90.00 90.00 90.00 P 42 21 2 8 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 0.014388 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014388 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010246 0.00000