HEADER SERINE PROTEASE INHIBITOR 04-MAR-99 4WBC TITLE 2.13 A STRUCTURE OF A KUNITZ-TYPE WINGED BEAN CHYMOTRYPSIN INHIBITOR TITLE 2 PROTEIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (CHYMOTRYPSIN INHIBITOR); COMPND 3 CHAIN: A; COMPND 4 SYNONYM: WCI SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSOPHOCARPUS TETRAGONOLOBUS; SOURCE 3 ORGANISM_COMMON: WINGED BEAN; SOURCE 4 ORGANISM_TAXID: 3891; SOURCE 5 TISSUE: SEED KEYWDS SERINE PROTEASE INHIBITOR EXPDTA X-RAY DIFFRACTION AUTHOR S.RAVICHANDRAN,U.SEN,C.CHAKRABARTI,J.K.DATTAGUPTA REVDAT 8 27-DEC-23 4WBC 1 REMARK REVDAT 7 06-NOV-19 4WBC 1 JRNL REVDAT 6 04-APR-18 4WBC 1 REMARK REVDAT 5 13-JUL-11 4WBC 1 VERSN REVDAT 4 24-FEB-09 4WBC 1 VERSN REVDAT 3 01-APR-03 4WBC 1 JRNL REVDAT 2 10-NOV-99 4WBC 1 AUTHOR JRNL REMARK REVDAT 1 12-MAR-99 4WBC 0 SPRSDE 12-MAR-99 4WBC 3WBC JRNL AUTH S.RAVICHANDRAN,U.SEN,C.CHAKRABARTI,J.K.DATTAGUPTA JRNL TITL CRYOCRYSTALLOGRAPHY OF A KUNITZ-TYPE SERINE PROTEASE JRNL TITL 2 INHIBITOR: THE 90 K STRUCTURE OF WINGED BEAN CHYMOTRYPSIN JRNL TITL 3 INHIBITOR (WCI) AT 2.13 A RESOLUTION. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 55 1814 1999 JRNL REFN ISSN 0907-4449 JRNL PMID 10531477 JRNL DOI 10.1107/S0907444999009877 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.K.DATTAGUPTA,A.PODDER,C.CHAKRABARTI,U.SEN,D.MUKHOPADHYAY, REMARK 1 AUTH 2 S.K.DUTTA,M.SINGH REMARK 1 TITL REFINED CRYSTAL STRUCTURE (2.3 A) OF A DOUBLE-HEADED WINGED REMARK 1 TITL 2 BEAN ALPHA-CHYMOTRYPSIN INHIBITOR AND LOCATION OF ITS SECOND REMARK 1 TITL 3 REACTIVE SITE. REMARK 1 REF PROTEINS V. 35 321 1999 REMARK 1 REFN ISSN 0887-3585 REMARK 1 PMID 10328267 REMARK 1 DOI 10.1002/(SICI)1097-0134(19990515)35:3<321::AID-PROT6>3.0.CO; REMARK 1 DOI 2 2-Y REMARK 1 REFERENCE 2 REMARK 1 AUTH J.K.DATTAGUPTA,A.PODDER,C.CHAKRABARTI,U.SEN,S.K.DUTTA, REMARK 1 AUTH 2 M.SINGH REMARK 1 TITL STRUCTURE OF A KUNITZ-TYPE CHYMOTRYPSIN FROM WINGED BEAN REMARK 1 TITL 2 SEEDS AT 2.95 A RESOLUTION. REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 52 521 1996 REMARK 1 REFN ISSN 0907-4449 REMARK 1 PMID 15299674 REMARK 1 DOI 10.1107/S0907444996000224 REMARK 1 REFERENCE 3 REMARK 1 AUTH J.K.DATTAGUPTA,C.CHAKRABARTI,A.PODDER,S.K.DUTTA,M.SINGH REMARK 1 TITL CRYSTALLIZATION AND PRELIMINARY X-RAY STUDIES OF REMARK 1 TITL 2 PSOPHOCARPIN B1, A CHYMOTRYPSIN INHIBITOR FROM WINGED BEAN REMARK 1 TITL 3 SEEDS. REMARK 1 REF J.MOL.BIOL. V. 216 229 1990 REMARK 1 REFN ISSN 0022-2836 REMARK 1 PMID 2254924 REMARK 1 DOI 10.1016/S0022-2836(05)80312-2 REMARK 2 REMARK 2 RESOLUTION. 2.14 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.14 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 9.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 93.6 REMARK 3 NUMBER OF REFLECTIONS : 11100 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 + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.199 REMARK 3 FREE R VALUE : 0.257 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1401 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 25 REMARK 3 SOLVENT ATOMS : 176 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 30.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.70 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.260 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.220 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.070 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.020 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.011 ; 0.020 REMARK 3 ANGLE DISTANCE (A) : 0.027 ; 0.035 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.031 ; 0.043 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.020 ; 0.030 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.123 ; 0.150 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.190 ; 0.300 REMARK 3 MULTIPLE TORSION (A) : 0.258 ; 0.300 REMARK 3 H-BOND (X...Y) (A) : 0.167 ; 0.300 REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 4.500 ; 7.000 REMARK 3 STAGGERED (DEGREES) : 18.200; 15.000 REMARK 3 TRANSVERSE (DEGREES) : 37.600; 20.000 REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 3.930 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 5.330 ; 3.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 4.470 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 6.280 ; 3.000 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 PDB ENTRY 2WBC IS THE STARTING MODEL FOR REFINEMENT. INITIAL REMARK 3 REFINEMENTS WERE REMARK 3 DONE USING XPLOR 3.851 REMARK 4 REMARK 4 4WBC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-MAR-99. REMARK 100 THE DEPOSITION ID IS D_1000000546. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : MAY-97 REMARK 200 TEMPERATURE (KELVIN) : 90 REMARK 200 PH : 5.4 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 : DOUBLE FOCUSSING MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12963 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.138 REMARK 200 RESOLUTION RANGE LOW (A) : 15.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.3 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.06900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.13 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.18 REMARK 200 COMPLETENESS FOR SHELL (%) : 64.5 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.23600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: OTHER REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: REMARK 200 THE CRYSTALS WERE MOUNTED IN A HAIR (HUMAN) LOOP AND FLASH FROZEN REMARK 200 IN A STREAM REMARK 200 OF LIQUID NITROGEN GAS STREAM AT 90 K FOR DATA COLLECTION. REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.69 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLIZED BY HANGING REMARK 280 DROP VAPOUR DIFFUSION FROM 25% AMM. SULPHATE IN TRIS-HCL, 10MM REMARK 280 NA ACETATE, 400 MM NACL AT PH 5.4 AGAINST 25% AMM. SULPHATE,60MM REMARK 280 NA ACETATE AT 4 DEG. C. CRYSTALS WERE THEN TRANSFERED TO 25% REMARK 280 GLYCEROL (CRYOPROTECTANT) IN 25% AMM. SULPHATE, 10MM NA ACETATE REMARK 280 BUFFER AT PH 5.4, BEFORE FLASH COOLING. REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 REMARK 290 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+1/6 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 69.30333 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 138.60667 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 103.95500 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 173.25833 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 34.65167 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 69.30333 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 138.60667 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 173.25833 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 103.95500 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 34.65167 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3 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: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3110 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18490 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -176.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 0.500000 0.866025 0.000000 30.42000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 -52.68899 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 34.65167 REMARK 350 REMARK 350 BIOMOLECULE: 3 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3080 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18510 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -163.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 -105.37797 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 S SO4 A 194 LIES ON A SPECIAL POSITION. 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 181 REMARK 465 SER A 182 REMARK 465 HIS A 183 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 ALA A 180 CA C O CB 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 THR A 17 CA - CB - CG2 ANGL. DEV. = -9.9 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 ASP A 138 43.44 -94.09 REMARK 500 GLU A 140 -38.79 174.04 REMARK 500 ASP A 141 -141.73 -112.72 REMARK 500 GLU A 178 -82.06 -96.65 REMARK 500 THR A 179 89.37 -69.66 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 THE PRESENCE OF SULPHATE IONS IN THE STRUCTURE IS DUE TO REMARK 600 THE PRESENCE OF AMMONIUM SULPHATE SALT USED IN THE REMARK 600 CRYSTALLIZATION BUFFER. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: 1ST REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: THIS IS THE FIRST REACTIVE SITE OF THE REMARK 800 CHYMOTRYPSIN INHIBITOR PROTEIN. REMARK 800 REMARK 800 SITE_IDENTIFIER: 2ND REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: THIS IS THE SECOND REACTIVE SITE OF THE REMARK 800 CHYMOTRYPSIN INHIBITOR PROTEIN. REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 191 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 192 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 193 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 194 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 195 REMARK 999 REMARK 999 SEQUENCE REMARK 999 REFERENCE: THE SEQUENCE OF WCI WAS TAKEN FROM SHIBATA, REMARK 999 J. BIOCHEM. VOL. 134, 537-543, 1988. DBREF 4WBC A 1 183 UNP P10822 ICW3_PSOTE 25 207 SEQRES 1 A 183 ASP ASP ASP LEU VAL ASP ALA GLU GLY ASN LEU VAL GLU SEQRES 2 A 183 ASN GLY GLY THR TYR TYR LEU LEU PRO HIS ILE TRP ALA SEQRES 3 A 183 HIS GLY GLY GLY ILE GLU THR ALA LYS THR GLY ASN GLU SEQRES 4 A 183 PRO CYS PRO LEU THR VAL VAL ARG SER PRO ASN GLU VAL SEQRES 5 A 183 SER LYS GLY GLU PRO ILE ARG ILE SER SER GLN PHE LEU SEQRES 6 A 183 SER LEU PHE ILE PRO ARG GLY SER LEU VAL ALA LEU GLY SEQRES 7 A 183 PHE ALA ASN PRO PRO SER CYS ALA ALA SER PRO TRP TRP SEQRES 8 A 183 THR VAL VAL ASP SER PRO GLN GLY PRO ALA VAL LYS LEU SEQRES 9 A 183 SER GLN GLN LYS LEU PRO GLU LYS ASP ILE LEU VAL PHE SEQRES 10 A 183 LYS PHE GLU LYS VAL SER HIS SER ASN ILE HIS VAL TYR SEQRES 11 A 183 LYS LEU LEU TYR CYS GLN HIS ASP GLU GLU ASP VAL LYS SEQRES 12 A 183 CYS ASP GLN TYR ILE GLY ILE HIS ARG ASP ARG ASN GLY SEQRES 13 A 183 ASN ARG ARG LEU VAL VAL THR GLU GLU ASN PRO LEU GLU SEQRES 14 A 183 LEU VAL LEU LEU LYS ALA LYS SER GLU THR ALA SER SER SEQRES 15 A 183 HIS HET SO4 A 191 5 HET SO4 A 192 10 HET SO4 A 193 5 HET SO4 A 194 5 HET SO4 A 195 5 HETNAM SO4 SULFATE ION FORMUL 2 SO4 5(O4 S 2-) FORMUL 7 HOH *176(H2 O) HELIX 1 1 TRP A 25 HIS A 27 5 3 HELIX 2 2 GLU A 111 ASP A 113 1 3 SHEET 1 B1 7 THR A 17 PRO A 22 0 SHEET 2 B1 7 ILE A 58 SER A 62 -1 SHEET 3 B1 7 VAL A 75 PHE A 79 -1 SHEET 4 B1 7 PHE A 117 LYS A 121 -1 SHEET 5 B1 7 TYR A 130 GLN A 136 -1 SHEET 6 B1 7 GLU A 169 LYS A 174 -1 SHEET 7 B1 7 THR A 17 PRO A 22 -1 SHEET 1 B2 2 ILE A 31 ALA A 34 0 SHEET 2 B2 2 THR A 44 ARG A 47 -1 SHEET 1 B3 2 THR A 92 VAL A 94 0 SHEET 2 B3 2 ALA A 101 LYS A 103 -1 SHEET 1 B4 2 LYS A 143 ARG A 152 0 SHEET 2 B4 2 ARG A 158 THR A 163 -1 SSBOND 1 CYS A 41 CYS A 85 1555 1555 2.00 SSBOND 2 CYS A 135 CYS A 144 1555 1555 2.04 SITE 1 1ST 8 SER A 62 GLN A 63 PHE A 64 LEU A 65 SITE 2 1ST 8 SER A 66 LEU A 67 PHE A 68 ILE A 69 SITE 1 2ND 8 GLY A 37 ASN A 38 GLU A 39 PRO A 40 SITE 2 2ND 8 CYS A 41 PRO A 42 LEU A 43 THR A 44 SITE 1 AC1 9 SER A 66 LEU A 67 SER A 88 PRO A 89 SITE 2 AC1 9 TRP A 90 LYS A 108 SO4 A 193 HOH A 264 SITE 3 AC1 9 HOH A 362 SITE 1 AC2 4 ILE A 24 HIS A 27 SER A 123 HIS A 124 SITE 1 AC3 4 SER A 66 PRO A 70 SO4 A 191 HOH A 264 SITE 1 AC4 2 HIS A 23 HOH A 238 SITE 1 AC5 7 HIS A 27 ARG A 47 LEU A 168 GLU A 169 SITE 2 AC5 7 HOH A 213 HOH A 345 HOH A 357 CRYST1 60.840 60.840 207.910 90.00 90.00 120.00 P 61 2 2 12 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 0.016436 0.009490 0.000000 0.00000 SCALE2 0.000000 0.018979 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004810 0.00000