HEADER HYDROLASE/HYDROLASE INHIBITOR 07-JUN-99 1CO7 TITLE R117H MUTANT RAT ANIONIC TRYPSIN COMPLEXED WITH BOVINE PANCREATIC TITLE 2 TRYPSIN INHIBITOR (BPTI) COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRYPSIN II; COMPND 3 CHAIN: E; COMPND 4 EC: 3.4.21.4; COMPND 5 MUTATION: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: BOVINE PANCREATIC TRYPSIN INHIBITOR; COMPND 8 CHAIN: I; COMPND 9 SYNONYM: BPTI SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: NORWAY RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 7 ORGANISM_COMMON: CATTLE; SOURCE 8 ORGANISM_TAXID: 9913 KEYWDS COMPLEX (SERINE PROTEASE-INHIBITOR), HYDROLASE-HYDROLASE INHIBITOR KEYWDS 2 COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR G.F.STAMPER,D.RINGE,L.HEDSTROM REVDAT 5 09-AUG-23 1CO7 1 REMARK SEQADV LINK REVDAT 4 04-APR-18 1CO7 1 REMARK REVDAT 3 24-FEB-09 1CO7 1 VERSN REVDAT 2 28-FEB-06 1CO7 1 JRNL REMARK REVDAT 1 07-JAN-03 1CO7 0 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 86.9 REMARK 3 NUMBER OF REFLECTIONS : 21149 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 SET) : 0.208 REMARK 3 FREE R VALUE : 0.210 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2105 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.99 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 81.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2182 REMARK 3 BIN R VALUE (WORKING SET) : 0.2720 REMARK 3 BIN FREE R VALUE : 0.2980 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 8.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 247 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.005 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1995 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 103 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.30 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) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.580 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 27.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.800 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : CA.PAR REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : CA.TOP REMARK 3 TOPOLOGY FILE 3 : TOPH19.SOL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1CO7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-JUN-99. REMARK 100 THE DEPOSITION ID IS D_1000001155. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-JUN-98 REMARK 200 TEMPERATURE (KELVIN) : 277 REMARK 200 PH : 8.5 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 : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22249 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.0 REMARK 200 DATA REDUNDANCY : 5.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.08500 REMARK 200 FOR THE DATA SET : 11.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.97 REMARK 200 COMPLETENESS FOR SHELL (%) : 89.5 REMARK 200 DATA REDUNDANCY IN SHELL : 2.60 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.37900 REMARK 200 FOR SHELL : 2.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: 3TGI REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.36 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.10 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 8.5 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 41.60400 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 20.80200 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 20.80200 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 41.60400 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 400 REMARK 400 COMPOUND REMARK 400 COMPOUND REMARK 400 REMARK 400 WARNING: SEQUENTIALLY DISTANT RESIDUE (I ASN 24 ) REMARK 400 AND RESIDUE (I LEU 29 ) ARE LINKED TOGETHER, REMARK 400 DISTANCE ASN24I.C-LEU29I.N: 1.319A 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 ARG E -6 REMARK 465 ALA E -5 REMARK 465 LEU E -4 REMARK 465 LEU E -3 REMARK 465 PHE E -2 REMARK 465 LEU E -1 REMARK 465 ALA E 0 REMARK 465 LEU E 1 REMARK 465 VAL E 2 REMARK 465 GLY E 3 REMARK 465 ALA E 4 REMARK 465 ALA E 5 REMARK 465 VAL E 6 REMARK 465 ALA E 7 REMARK 465 PHE E 8 REMARK 465 PRO E 9 REMARK 465 VAL E 10 REMARK 465 ASP E 11 REMARK 465 ASP E 12 REMARK 465 ASP E 13 REMARK 465 ASP E 14 REMARK 465 LYS E 15 REMARK 465 LYS I -33 REMARK 465 MET I -32 REMARK 465 SER I -31 REMARK 465 ARG I -30 REMARK 465 LEU I -29 REMARK 465 CYS I -28 REMARK 465 LEU I -27 REMARK 465 SER I -26 REMARK 465 VAL I -25 REMARK 465 ALA I -24 REMARK 465 LEU I -23 REMARK 465 LEU I -22 REMARK 465 VAL I -21 REMARK 465 LEU I -20 REMARK 465 LEU I -19 REMARK 465 GLY I -18 REMARK 465 THR I -17 REMARK 465 LEU I -16 REMARK 465 ALA I -15 REMARK 465 ALA I -14 REMARK 465 SER I -13 REMARK 465 THR I -12 REMARK 465 PRO I -11 REMARK 465 GLY I -10 REMARK 465 CYS I -9 REMARK 465 ASP I -8 REMARK 465 THR I -7 REMARK 465 SER I -6 REMARK 465 ASN I -5 REMARK 465 GLN I -4 REMARK 465 ALA I -3 REMARK 465 LYS I -2 REMARK 465 ALA I -1 REMARK 465 GLN I 0 REMARK 465 ARG I 1 REMARK 465 PRO I 2 REMARK 465 ASP I 3 REMARK 465 PHE I 4 REMARK 465 CYS I 5 REMARK 465 LEU I 6 REMARK 465 GLU I 7 REMARK 465 PRO I 8 REMARK 465 ALA I 25 REMARK 465 LYS I 26 REMARK 465 ALA I 27 REMARK 465 GLY I 28 REMARK 465 THR I 54 REMARK 465 CYS I 55 REMARK 465 GLY I 56 REMARK 465 GLY I 57 REMARK 465 ALA I 58 REMARK 465 ILE I 59 REMARK 465 GLY I 60 REMARK 465 PRO I 61 REMARK 465 TRP I 62 REMARK 465 GLU I 63 REMARK 465 ASN I 64 REMARK 465 LEU I 65 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ARG I 42 CB CG CD NE CZ NH1 NH2 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 OD1 ASN E 25 ND1 HIS E 117 2.03 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 I 24 N - CA - C ANGL. DEV. = -18.5 DEGREES REMARK 500 LEU I 29 N - CA - C ANGL. DEV. = -32.8 DEGREES REMARK 500 ARG I 53 NE - CZ - NH1 ANGL. DEV. = -3.8 DEGREES REMARK 500 ARG I 53 NE - CZ - NH2 ANGL. DEV. = 3.0 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 E 25 47.85 30.01 REMARK 500 ASP E 49 -4.65 -55.51 REMARK 500 HIS E 71 -58.77 -134.91 REMARK 500 SER E 214 -66.92 -122.46 REMARK 500 ASN I 24 -50.81 -142.79 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 E 800 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU E 70 OE1 REMARK 620 2 ASN E 72 O 93.4 REMARK 620 3 VAL E 75 O 154.2 84.7 REMARK 620 4 GLU E 77 OE1 102.1 95.4 103.6 REMARK 620 5 GLU E 80 OE2 100.8 165.8 83.1 80.5 REMARK 620 6 HOH E 438 O 75.7 112.0 81.3 152.6 73.3 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CAT REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: THE CATALYTIC TRIAD REMARK 800 REMARK 800 SITE_IDENTIFIER: P1 REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: THE INHIBITOR RESIDUE IN THE PRIMARY SPECIFICITY REMARK 800 SITE REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA E 800 REMARK 999 REMARK 999 SEQUENCE REMARK 999 SEQUENCE REMARK 999 REMARK 999 1CO7 E SWS P00763 -6 - 15 NOT IN ATOMS LIST REMARK 999 1CO7 I SWS P00974 -33 - 8 NOT IN ATOMS LIST REMARK 999 1CO7 I SWS P00974 25 - 28 NOT IN ATOMS LIST REMARK 999 1CO7 I SWS P00974 54 - 65 NOT IN ATOMS LIST REMARK 999 REMARK 999 WHILE SWISS-PROT NUMBERING IS CONSECUTIVE, PDB REMARK 999 SEGMENT IS NUMBERED TO PROVIDE MAXIMUM HOMOLOGY REMARK 999 WITH CHYMOTRYPSIN. DBREF 1CO7 E -6 245 UNP P00763 TRY2_RAT 2 246 DBREF 1CO7 I -33 65 UNP P00974 BPT1_BOVIN 2 100 SEQADV 1CO7 HIS E 117 UNP P00763 ARG 121 VARIANT SEQRES 1 E 245 ARG ALA LEU LEU PHE LEU ALA LEU VAL GLY ALA ALA VAL SEQRES 2 E 245 ALA PHE PRO VAL ASP ASP ASP ASP LYS ILE VAL GLY GLY SEQRES 3 E 245 TYR THR CYS GLN GLU ASN SER VAL PRO TYR GLN VAL SER SEQRES 4 E 245 LEU ASN SER GLY TYR HIS PHE CYS GLY GLY SER LEU ILE SEQRES 5 E 245 ASN ASP GLN TRP VAL VAL SER ALA ALA HIS CYS TYR LYS SEQRES 6 E 245 SER ARG ILE GLN VAL ARG LEU GLY GLU HIS ASN ILE ASN SEQRES 7 E 245 VAL LEU GLU GLY ASN GLU GLN PHE VAL ASN ALA ALA LYS SEQRES 8 E 245 ILE ILE LYS HIS PRO ASN PHE ASP ARG LYS THR LEU ASN SEQRES 9 E 245 ASN ASP ILE MET LEU ILE LYS LEU SER SER PRO VAL LYS SEQRES 10 E 245 LEU ASN ALA HIS VAL ALA THR VAL ALA LEU PRO SER SER SEQRES 11 E 245 CYS ALA PRO ALA GLY THR GLN CYS LEU ILE SER GLY TRP SEQRES 12 E 245 GLY ASN THR LEU SER SER GLY VAL ASN GLU PRO ASP LEU SEQRES 13 E 245 LEU GLN CYS LEU ASP ALA PRO LEU LEU PRO GLN ALA ASP SEQRES 14 E 245 CYS GLU ALA SER TYR PRO GLY LYS ILE THR ASP ASN MET SEQRES 15 E 245 VAL CYS VAL GLY PHE LEU GLU GLY GLY LYS ASP SER CYS SEQRES 16 E 245 GLN GLY ASP SER GLY GLY PRO VAL VAL CYS ASN GLY GLU SEQRES 17 E 245 LEU GLN GLY ILE VAL SER TRP GLY TYR GLY CYS ALA LEU SEQRES 18 E 245 PRO ASP ASN PRO GLY VAL TYR THR LYS VAL CYS ASN TYR SEQRES 19 E 245 VAL ASP TRP ILE GLN ASP THR ILE ALA ALA ASN SEQRES 1 I 99 LYS MET SER ARG LEU CYS LEU SER VAL ALA LEU LEU VAL SEQRES 2 I 99 LEU LEU GLY THR LEU ALA ALA SER THR PRO GLY CYS ASP SEQRES 3 I 99 THR SER ASN GLN ALA LYS ALA GLN ARG PRO ASP PHE CYS SEQRES 4 I 99 LEU GLU PRO PRO TYR THR GLY PRO CYS LYS ALA ARG ILE SEQRES 5 I 99 ILE ARG TYR PHE TYR ASN ALA LYS ALA GLY LEU CYS GLN SEQRES 6 I 99 THR PHE VAL TYR GLY GLY CYS ARG ALA LYS ARG ASN ASN SEQRES 7 I 99 PHE LYS SER ALA GLU ASP CYS MET ARG THR CYS GLY GLY SEQRES 8 I 99 ALA ILE GLY PRO TRP GLU ASN LEU HET CA E 800 1 HETNAM CA CALCIUM ION FORMUL 3 CA CA 2+ FORMUL 4 HOH *103(H2 O) HELIX 1 1 ALA E 56 CYS E 58 5 3 HELIX 2 2 GLN E 165 SER E 171 1 7 HELIX 3 3 VAL E 231 ASN E 233 5 3 HELIX 4 4 VAL E 235 ALA E 243 1 9 HELIX 5 5 ALA I 48 CYS I 51 1 4 SHEET 1 A 7 GLN E 81 ASN E 84 0 SHEET 2 A 7 GLN E 64 LEU E 68 -1 N LEU E 68 O GLN E 81 SHEET 3 A 7 GLN E 30 ASN E 34 -1 N ASN E 34 O GLN E 64 SHEET 4 A 7 HIS E 40 ASN E 48 -1 N GLY E 44 O VAL E 31 SHEET 5 A 7 TRP E 51 SER E 54 -1 N VAL E 53 O SER E 45 SHEET 6 A 7 MET E 104 LEU E 108 -1 N ILE E 106 O VAL E 52 SHEET 7 A 7 ALA E 85 LYS E 90 -1 N ILE E 89 O LEU E 105 SHEET 1 B 2 GLN E 135 GLY E 140 0 SHEET 2 B 2 GLN E 156 PRO E 161 -1 N ALA E 160 O CYS E 136 SHEET 1 C 4 MET E 180 VAL E 183 0 SHEET 2 C 4 GLY E 226 LYS E 230 -1 N TYR E 228 O VAL E 181 SHEET 3 C 4 GLU E 204 TRP E 215 -1 N TRP E 215 O VAL E 227 SHEET 4 C 4 PRO E 198 CYS E 201 -1 N CYS E 201 O GLU E 204 SHEET 1 D 2 ILE I 18 PHE I 22 0 SHEET 2 D 2 GLN I 31 TYR I 35 -1 N TYR I 35 O ILE I 18 SSBOND 1 CYS E 22 CYS E 157 1555 1555 2.04 SSBOND 2 CYS E 42 CYS E 58 1555 1555 2.03 SSBOND 3 CYS E 128 CYS E 232 1555 1555 2.03 SSBOND 4 CYS E 136 CYS E 201 1555 1555 2.02 SSBOND 5 CYS E 168 CYS E 182 1555 1555 2.02 SSBOND 6 CYS E 191 CYS E 220 1555 1555 2.03 SSBOND 7 CYS I 14 CYS I 38 1555 1555 2.04 SSBOND 8 CYS I 30 CYS I 51 1555 1555 2.03 LINK OE1 GLU E 70 CA CA E 800 1555 1555 2.44 LINK O ASN E 72 CA CA E 800 1555 1555 2.34 LINK O VAL E 75 CA CA E 800 1555 1555 2.29 LINK OE1 GLU E 77 CA CA E 800 1555 1555 2.60 LINK OE2 GLU E 80 CA CA E 800 1555 1555 2.46 LINK O HOH E 438 CA CA E 800 1555 1555 3.03 SITE 1 CAT 3 HIS E 57 ASP E 102 SER E 195 SITE 1 P1 1 LYS I 15 SITE 1 AC1 6 GLU E 70 ASN E 72 VAL E 75 GLU E 77 SITE 2 AC1 6 GLU E 80 HOH E 438 CRYST1 92.696 92.696 62.406 90.00 90.00 120.00 P 32 2 1 6 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 0.010788 0.006228 0.000000 0.00000 SCALE2 0.000000 0.012457 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016024 0.00000