PDB Short entry for 1HAX HEADER HYDROLASE 10-APR-01 1HAX TITLE SNAPSHOTS OF SERINE PROTEASE CATALYSIS: (A) ACYL-ENZYME INTERMEDIATE TITLE 2 BETWEEN PORCINE PANCREATIC ELASTASE AND HUMAN BETA-CASOMORPHIN-7 AT TITLE 3 PH 5 COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA-CASOMORPHIN-7; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: BCM7; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: ELASTASE 1; COMPND 8 CHAIN: B; COMPND 9 SYNONYM: PPE; COMPND 10 EC: 3.4.21.11 SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 4 ORGANISM_COMMON: HUMAN; SOURCE 5 ORGANISM_TAXID: 9606; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: SUS SCROFA; SOURCE 8 ORGANISM_COMMON: PIG; SOURCE 9 ORGANISM_TAXID: 9823; SOURCE 10 ORGAN: PANCREAS KEYWDS HYDROLASE, SERINE PROTEINASE, HYDROLASE (SERINE PROTEINASE) EXPDTA X-RAY DIFFRACTION AUTHOR R.C.WILMOUTH,K.EDMAN,R.NEUTZE,P.A.WRIGHT,I.J.CLIFTON,T.R.SCHNEIDER, AUTHOR 2 C.J.SCHOFIELD,J.HAJDU REVDAT 4 13-DEC-23 1HAX 1 LINK REVDAT 3 24-FEB-09 1HAX 1 VERSN REVDAT 2 07-JUN-06 1HAX 1 REMARK ATOM REVDAT 1 02-AUG-01 1HAX 0 JRNL AUTH R.C.WILMOUTH,K.EDMAN,R.NEUTZE,P.A.WRIGHT,I.J.CLIFTON, JRNL AUTH 2 T.R.SCHNEIDER,C.J.SCHOFIELD,J.HAJDU JRNL TITL X-RAY SNAPSHOTS OF SERINE PROTEASE CATALYSIS REVEAL A JRNL TITL 2 TETRAHEDRAL INTERMEDIATE JRNL REF NAT.STRUCT.BIOL. V. 8 689 2001 JRNL REFN ISSN 1072-8368 JRNL PMID 11473259 JRNL DOI 10.1038/90401 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH R.C.WILMOUTH,I.J.CLIFTON,C.V.ROBINSON,P.L.ROACH,R.T.APLIN, REMARK 1 AUTH 2 N.J.WESTWOOD,J.HAJDU,C.J.SCHOFIELD REMARK 1 TITL STRUCTURE OF A SPECIFIC ACYL-ENZYME COMPLEX FORMED BETWEEN REMARK 1 TITL 2 BETA-CASOMORPHIN-7 AND PORCINE PANCREATIC ELASTASE REMARK 1 REF NAT.STRUCT.BIOL. V. 4 456 1997 REMARK 1 REFN ISSN 1072-8368 REMARK 1 PMID 9187653 REMARK 1 DOI 10.1038/NSB0697-456 REMARK 1 REFERENCE 2 REMARK 1 AUTH E.MEYER,G.COLE,R.RADHAKRISHNAN,O.EPP REMARK 1 TITL STRUCTURE OF NATIVE PORCINE PANCREATIC ELASTASE AT 1.65A REMARK 1 TITL 2 RESOLUTION REMARK 1 REF ACTA CRYSTALLOGR.,SECT.B V. 44 26 1988 REMARK 1 REFN ISSN 0108-7681 REMARK 1 PMID 3271103 REMARK 1 DOI 10.1107/S0108768187007559 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 38.10 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 29519 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) : 0.186 REMARK 3 FREE R VALUE : 0.201 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1206 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 : 24 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.60 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.62 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1052 REMARK 3 BIN R VALUE (WORKING SET) : 0.2220 REMARK 3 BIN FREE R VALUE : 0.2000 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 3.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 40 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 : 1841 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 6 REMARK 3 SOLVENT ATOMS : 186 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 12.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 13.20 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.75600 REMARK 3 B22 (A**2) : 0.06400 REMARK 3 B33 (A**2) : 0.69200 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 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) : 0.041 REMARK 3 BOND ANGLES (DEGREES) : 1.260 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL 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) : 1.007 ; 0.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.552 ; 0.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.712 ; 0.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.466 ; 0.000 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : STANDARD CNS REMARK 3 KSOL : 0.38 REMARK 3 BSOL : 39.50 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 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : EST_GERG.PAR REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : EST_GERG.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1HAX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 10-APR-01. REMARK 100 THE DEPOSITION ID IS D_1290006042. 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) : 100.0 REMARK 200 PH : 5.00 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-3 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.933 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29359 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 33.900 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 4.300 REMARK 200 R MERGE (I) : 0.03400 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 33.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.69 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.7 REMARK 200 DATA REDUNDANCY IN SHELL : 3.90 REMARK 200 R MERGE FOR SHELL (I) : 0.09000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 15.20 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: PDB ENTRY 1QIX REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 32.90 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.85 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25MM SODIUM SULPHATE, 25MM SODIUM REMARK 280 ACETATE (PH 5.0), 25 MG/ML PPE AND 25 MG/ML BCM7., PH 5.00 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 25.16000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 37.20500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 29.11000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 37.20500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.16000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 29.11000 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 300 REMARK: COMPLEX OF ELASTASE 1 AND BETA-CASOMORPHIN- REMARK 300 7 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: PQS 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 400 REMARK 400 COMPOUND REMARK 400 THE CARBOXYL TERMINUS OF THE BETA-CASOMORPHIN-7 PEPTIDE REMARK 400 AND THE HYDROXYL SIDE CHAIN OF SER-195 ARE COVALENTLY LINKED REMARK 400 VIA THE CARBONYL CARBON OF ILE A7 AND THE OG OF SER B195 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 B 61 CG CD NE CZ NH1 NH2 REMARK 470 ARG B 125 CG CD NE CZ NH1 NH2 REMARK 470 ARG B 131 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 C ILE A 7 OG SER B 195 1.32 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 ILE A 7 C ILE A 7 O 0.130 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 HIS B 71 -54.69 -131.72 REMARK 500 ASN B 115 -167.41 -162.60 REMARK 500 TYR B 171 -114.71 -101.94 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 B1246 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 70 OE2 REMARK 620 2 GLU B 70 OE1 46.3 REMARK 620 3 ASN B 72 O 86.1 89.0 REMARK 620 4 GLN B 75 O 153.1 151.3 77.0 REMARK 620 5 ASN B 77 OD1 117.0 71.5 83.8 82.0 REMARK 620 6 GLU B 80 OE1 103.9 94.0 168.6 95.5 86.7 REMARK 620 7 HOH B2050 O 82.1 127.8 95.5 79.0 160.7 91.4 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 CA B1246 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B1247 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1B0E RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF PORCINE PANCREATIC ELASTASE WITH MDL 101,146 REMARK 900 RELATED ID: 1BMA RELATED DB: PDB REMARK 900 BENZYL METHYL AMINIMIDE INHIBITOR COMPLEXED TO PORCINE PANCREATIC REMARK 900 ELASTASE REMARK 900 RELATED ID: 1BTU RELATED DB: PDB REMARK 900 PORCINE PANCREATIC ELASTASE COMPLEXED WITH (3S,4R) -1- REMARK 900 TOLUENESULPHONYL-3-ETHYL-AZETIDIN-2 -ONE-4-CARBOXYLIC ACID REMARK 900 RELATED ID: 1C1M RELATED DB: PDB REMARK 900 PORCINE ELASTASE UNDER XENON PRESSURE (8 BAR) REMARK 900 RELATED ID: 1E34 RELATED DB: PDB REMARK 900 PORCINE PANCREATIC ELASTASE COMPLEXED WITH (3S,4S) N-PARA- REMARK 900 TOLUENESULPHONYL-3-ETHYL-4-( CARBOXYLIC ACID) PYRROLIDIN-2-ONE REMARK 900 SOAKED IN PH 9 BUFFER FOR ONE MINUTE REMARK 900 RELATED ID: 1E35 RELATED DB: PDB REMARK 900 PORCINE PANCREATIC ELASTASE COMPLEXED WITH (3S,4S) N-PARA- REMARK 900 TOLUENESULPHONYL -3-ETHYL-4-( CARBOXYLIC ACID)PYRROLIDIN-2-ONE REMARK 900 SOAKED IN PH 9 BUFFER FOR TWO MINUTES REMARK 900 RELATED ID: 1E36 RELATED DB: PDB REMARK 900 PORCINE PANCREATIC ELASTASE COMPLEXED WITH (3S,4S) N-PARA- REMARK 900 NITROBENZENESULPHONYL -3-ETHYL- 4-(CARBOXYLIC ACID)PYRROLIDIN-2-ONE REMARK 900 RELATED ID: 1E37 RELATED DB: PDB REMARK 900 PORCINE PANCREATIC ELASTASE COMPLEXED WITH (3S,4S) N-PARA- REMARK 900 NITROBENZENESULPHONYL -3-ETHYL- 4-(CARBOXYLIC ACID)PYRROLIDIN-2-ONE REMARK 900 SOAKED IN PH 9 BUFFER FOR 1 MINUTE REMARK 900 RELATED ID: 1E38 RELATED DB: PDB REMARK 900 PORCINE PANCREATIC ELASTASE COMPLEXED WITH (3S,4S) N-PARA- REMARK 900 NITROBENZENESULPHONYL -3-ETHYL- 4-(CARBOXYLIC ACID)PYRROLIDIN-2-ONE REMARK 900 SOAKED IN PH 9 BUFFER FOR 2 MINUTES REMARK 900 RELATED ID: 1EAI RELATED DB: PDB REMARK 900 COMPLEX OF ASCARIS CHYMOTRPSIN/ELASTASE INHIBITOR WITH PORCINE REMARK 900 ELASTASE REMARK 900 RELATED ID: 1EAS RELATED DB: PDB REMARK 900 ELASTASE COMPLEXED WITH 3-[[(METHYLAMINO) SULFONYL]AMINO]-2-OXO-6- REMARK 900 PHENYL-N-[3,3, 3-TRIFLUORO-1- (1-METHYLETHYL)-2-OXOPROPYL] -1(2H)- REMARK 900 PYRIDINEACETAMIDE REMARK 900 RELATED ID: 1EAT RELATED DB: PDB REMARK 900 ELASTASE COMPLEXED WITH 2-[5- METHANESULFONYLAMINO-2-(4-AMINOPHENYL) REMARK 900 -6-OXO- 1,6- DIHYDRO-1-PYRIMIDINYL]-N-(3,3,3- TRIFLUORO-1-ISOPROPYL- REMARK 900 2- OXOPROPYL)ACETAMIDE REMARK 900 RELATED ID: 1EAU RELATED DB: PDB REMARK 900 ELASTASE COMPLEXED WITH 2-[5-AMINO-6-OXO- 2-(2-THIENYL)-1,6- REMARK 900 DIHYDROPYRIMIDIN-1-YL) - N-[3,3-DIFLUORO-1-ISOPROPYL-2-OXO-3 -(N-(2- REMARK 900 MORPHOLINOETHYL) CARBAMOYL]PROPYL] ACETAMIDE REMARK 900 RELATED ID: 1ELA RELATED DB: PDB REMARK 900 ELASTASE COMPLEXED WITH TRIFLUOROACETYL-L- LYSYL-L-PROLYL-P- REMARK 900 ISOPROPYLANILIDE REMARK 900 RELATED ID: 1ELB RELATED DB: PDB REMARK 900 ELASTASE COMPLEXED WITH TRIFLUOROACETYL-L- LYSYL-L-LEUCYL-P- REMARK 900 ISOPROPYLANILIDE REMARK 900 RELATED ID: 1ELC RELATED DB: PDB REMARK 900 ELASTASE COMPLEXED WITH TRIFLUOROACETYL-L- PHENYLALANYL-P- REMARK 900 ISOPROPYLANILIDE REMARK 900 RELATED ID: 1ELD RELATED DB: PDB REMARK 900 ELASTASE COMPLEXED WITH TRIFLUOROACETYL-L- PHENYLALANYL-L-ALANYL-P- REMARK 900 TRIFLUOROMETHYLANINIDE (TFA-PHE-ALA-TFM) REMARK 900 RELATED ID: 1ELE RELATED DB: PDB REMARK 900 ELASTASE COMPLEXED WITH TRIFLUOROACETYL-L- VALYL-L-ALANYL-P- REMARK 900 TRIFLUOROMETHYLANINIDE (TFA- VAL-ALA-TFM) REMARK 900 RELATED ID: 1ELF RELATED DB: PDB REMARK 900 ELASTASE COMPLEXED WITH N-(TERT- BUTOXYCARBONYL-ALANYL-ALANYL)-O-(P- REMARK 900 NITROBENZOYL) HYDROXYLAMINE (BOC-ALA2-ALA1-NHO -NB) REMARK 900 RELATED ID: 1ELG RELATED DB: PDB REMARK 900 ELASTASE COMPLEXED WITH N-(TERT- BUTOXYCARBONYL-ALANYL-ALANYL)-O-(P- REMARK 900 NITROBENZOYL) HYDROXYLAMINE (BOC-ALA2-ALA1-NHO -NB) AT PH5 REMARK 900 RELATED ID: 1ESA RELATED DB: PDB REMARK 900 ELASTASE LOW TEMPERATURE FORM (-45 C) REMARK 900 RELATED ID: 1ESB RELATED DB: PDB REMARK 900 ELASTASE COMPLEXED WITH N-CARBOBENZOXY-L- ALANYL-P-NITROPHENOL ESTER REMARK 900 RELATED ID: 1EST RELATED DB: PDB REMARK 900 TOSYL-ELASTASE REMARK 900 RELATED ID: 1FLE RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF ELAFIN COMPLEXED WITH PORCINE PANCREATIC REMARK 900 ELASTASE REMARK 900 RELATED ID: 1H9L RELATED DB: PDB REMARK 900 PORCINE PANCREATIC ELASTASE COMPLEXED WITH ACETYL-VAL-GLU-PRO-ILE- REMARK 900 COOH REMARK 900 RELATED ID: 1HV7 RELATED DB: PDB REMARK 900 PORCINE PANCREATIC ELASTASE COMPLEXED WITH GW311616A REMARK 900 RELATED ID: 1INC RELATED DB: PDB REMARK 900 PORCINE PANCREATIC ELASTASE COMPLEX WITH BENZOXAZINONE INHIBITOR REMARK 900 RELATED ID: 1JIM RELATED DB: PDB REMARK 900 PORCINE PANCREATIC ELASTASE COMPLEX WITH THE HETEROCYCLIC INHIBITOR REMARK 900 3-METHOXY-4-CHLORO-7 -AMINOISOCOUMARIN REMARK 900 RELATED ID: 1LVY RELATED DB: PDB REMARK 900 PORCINE ELASTASE REMARK 900 RELATED ID: 1NES RELATED DB: PDB REMARK 900 ELASTASE REMARK 900 RELATED ID: 1QGF RELATED DB: PDB REMARK 900 PORCINE PANCREATIC ELASTASE COMPLEXED WITH (3R, 4S)N-PARA- REMARK 900 TOLUENESULPHONYL-3-ETHYL-4-( CARBOXYLIC ACID)PYRROLIDIN-2-ONE REMARK 900 RELATED ID: 1QIX RELATED DB: PDB REMARK 900 PORCINE PANCREATIC ELASTASE COMPLEXED WITH HUMAN BETA-CASOMORPHIN-7 REMARK 900 RELATED ID: 1QNJ RELATED DB: PDB REMARK 900 THE STRUCTURE OF NATIVE PORCINE PANCREATIC ELASTASE AT ATOMIC REMARK 900 RESOLUTION (1.1 A) REMARK 900 RELATED ID: 1QR3 RELATED DB: PDB REMARK 900 STRUCTURE OF PORCINE PANCREATIC ELASTASE IN COMPLEX WITH FR901277, REMARK 900 A NOVEL MACROCYCLIC INHIBITOR OF ELASTASES AT 1.6 ANGSTROM REMARK 900 RESOLUTION REMARK 900 RELATED ID: 2EST RELATED DB: PDB REMARK 900 ELASTASE COMPLEX WITH TRIFLUOROACETYL -L-LYSYL -L-ALANYL-P- REMARK 900 TRIFLUOROMETHYLPHENYLANILIDE (TFAP) REMARK 900 RELATED ID: 3EST RELATED DB: PDB REMARK 900 NATIVE ELASTASE REMARK 900 RELATED ID: 4EST RELATED DB: PDB REMARK 900 PORCINE PANCREATIC ELASTASE COMPLEX WITH ACE- ALA-PRO-VAL-DIFLUORO- REMARK 900 N-PHENYLETHYLACETAMIDE REMARK 900 RELATED ID: 5EST RELATED DB: PDB REMARK 900 PORCINE PANCREATIC ELASTASE COMPLEX WITH CARBOBENZOXY-ALANYL- REMARK 900 ISOLEUCYLBORONIC ACID REMARK 900 RELATED ID: 6EST RELATED DB: PDB REMARK 900 ELASTASE CRYSTALLIZED IN 10% DMF REMARK 900 RELATED ID: 7EST RELATED DB: PDB REMARK 900 ELASTASE COMPLEX WITH TRIFLUOROACETYL -L- LEUCYL-L-ALANYL-P- REMARK 900 TRIFLUOROMETHYLPHENYLANILIDE (TFAP) REMARK 900 RELATED ID: 8EST RELATED DB: PDB REMARK 900 PORCINE PANCREATIC ELASTASE COMPLEX WITH GUANIDINIUM ISOCOUMARIN REMARK 900 RELATED ID: 9EST RELATED DB: PDB REMARK 900 PORCINE PANCREATIC ELASTASE COMPLEX WITH GUANIDINIUM ISOCOUMARIN REMARK 900 RELATED ID: 1HAY RELATED DB: PDB REMARK 900 SNAPSHOTS OF SERINE PROTEASE CATALYSIS: (B) ACYL-ENZYME REMARK 900 INTERMEDIATE BETWEEN PORCINE PANCREATIC ELASTASE AND HUMAN BETA- REMARK 900 CASOMORPHIN-7 JUMPED TO PH 10 FOR 10 SECONDS REMARK 900 RELATED ID: 1HAZ RELATED DB: PDB REMARK 900 SNAPSHOTS OF SERINE PROTEASE CATALYSIS: (C) ACYL-ENZYME REMARK 900 INTERMEDIATE BETWEEN PORCINE PANCREATIC ELASTASE AND HUMAN BETA- REMARK 900 CASOMORPHIN-7 JUMPED TO PH 9 FOR 1 MINUTE REMARK 900 RELATED ID: 1HB0 RELATED DB: PDB REMARK 900 SNAPSHOTS OF SERINE PROTEASE CATALYSIS: (D) ACYL-ENZYME REMARK 900 INTERMEDIATE BETWEEN PORCINE PANCREATIC ELASTASE AND HUMAN BETA- REMARK 900 CASOMORPHIN-7 JUMPED TO PH 10 FOR 2 MINUTES DBREF 1HAX A 4 7 PDB 1HAX 1HAX 4 7 DBREF 1HAX B 16 245 UNP P00772 EL1_PIG 27 266 SEQRES 1 A 4 VAL GLU PRO ILE SEQRES 1 B 240 VAL VAL GLY GLY THR GLU ALA GLN ARG ASN SER TRP PRO SEQRES 2 B 240 SER GLN ILE SER LEU GLN TYR ARG SER GLY SER SER TRP SEQRES 3 B 240 ALA HIS THR CYS GLY GLY THR LEU ILE ARG GLN ASN TRP SEQRES 4 B 240 VAL MET THR ALA ALA HIS CYS VAL ASP ARG GLU LEU THR SEQRES 5 B 240 PHE ARG VAL VAL VAL GLY GLU HIS ASN LEU ASN GLN ASN SEQRES 6 B 240 ASN GLY THR GLU GLN TYR VAL GLY VAL GLN LYS ILE VAL SEQRES 7 B 240 VAL HIS PRO TYR TRP ASN THR ASP ASP VAL ALA ALA GLY SEQRES 8 B 240 TYR ASP ILE ALA LEU LEU ARG LEU ALA GLN SER VAL THR SEQRES 9 B 240 LEU ASN SER TYR VAL GLN LEU GLY VAL LEU PRO ARG ALA SEQRES 10 B 240 GLY THR ILE LEU ARG ASN ASN SER PRO CYS TYR ILE THR SEQRES 11 B 240 GLY TRP GLY LEU THR ARG THR ASN GLY GLN LEU ALA GLN SEQRES 12 B 240 THR LEU GLN GLN ALA TYR LEU PRO THR VAL ASP TYR ALA SEQRES 13 B 240 ILE CYS SER SER SER SER TYR TRP GLY SER THR VAL LYS SEQRES 14 B 240 ASN SER MET VAL CYS ALA GLY GLY ASP GLY VAL ARG SER SEQRES 15 B 240 GLY CYS GLN GLY ASP SER GLY GLY PRO LEU HIS CYS LEU SEQRES 16 B 240 VAL ASN GLY GLN TYR ALA VAL HIS GLY VAL THR SER PHE SEQRES 17 B 240 VAL SER ARG LEU GLY CYS ASN VAL THR ARG LYS PRO THR SEQRES 18 B 240 VAL PHE THR ARG VAL SER ALA TYR ILE SER TRP ILE ASN SEQRES 19 B 240 ASN VAL ILE ALA SER ASN HET CA B1246 1 HET SO4 B1247 5 HETNAM CA CALCIUM ION HETNAM SO4 SULFATE ION FORMUL 3 CA CA 2+ FORMUL 4 SO4 O4 S 2- FORMUL 5 HOH *186(H2 O) HELIX 1 1 ALA B 55 VAL B 59 5 5 HELIX 2 2 ASP B 164 SER B 169 1 6 HELIX 3 3 VAL B 231 ALA B 233 5 3 HELIX 4 4 TYR B 234 ASN B 245 1 12 SHEET 1 AA 4 GLU A 5 PRO A 6 0 SHEET 2 AA 4 THR B 213 VAL B 216 -1 O VAL B 216 N GLU A 5 SHEET 3 AA 4 THR B 226 THR B 229 -1 O VAL B 227 N SER B 214 SHEET 4 AA 4 MET B 180 ALA B 183 -1 O VAL B 181 N PHE B 228 SHEET 1 BA 4 TRP B 38 CYS B 42 0 SHEET 2 BA 4 SER B 32 ARG B 36 -1 O LEU B 33 N THR B 41 SHEET 3 BA 4 PHE B 65 VAL B 68 -1 O ARG B 65A N GLN B 34 SHEET 4 BA 4 GLN B 81 VAL B 83 -1 O GLN B 81 N VAL B 68 SHEET 1 BB 4 LEU B 46 ARG B 48 0 SHEET 2 BB 4 TRP B 51 THR B 54 -1 O TRP B 51 N ILE B 47 SHEET 3 BB 4 ALA B 104 ARG B 107 -1 O ALA B 104 N THR B 54 SHEET 4 BB 4 LYS B 87 VAL B 90 -1 O LYS B 87 N ARG B 107 SHEET 1 BC 4 ALA B 158 TYR B 159 0 SHEET 2 BC 4 CYS B 136 ILE B 138 -1 O ILE B 138 N ALA B 158 SHEET 3 BC 4 LEU B 199 LEU B 202 -1 O HIS B 200 N TYR B 137 SHEET 4 BC 4 TYR B 207 VAL B 209 -1 O ALA B 208 N CYS B 201 SSBOND 1 CYS B 42 CYS B 58 1555 1555 2.04 SSBOND 2 CYS B 136 CYS B 201 1555 1555 2.04 SSBOND 3 CYS B 168 CYS B 182 1555 1555 2.03 SSBOND 4 CYS B 191 CYS B 220 1555 1555 2.03 LINK OE2 GLU B 70 CA CA B1246 1555 1555 2.97 LINK OE1 GLU B 70 CA CA B1246 1555 1555 2.50 LINK O ASN B 72 CA CA B1246 1555 1555 2.48 LINK O GLN B 75 CA CA B1246 1555 1555 2.45 LINK OD1 ASN B 77 CA CA B1246 1555 1555 2.60 LINK OE1 GLU B 80 CA CA B1246 1555 1555 2.46 LINK CA CA B1246 O HOH B2050 1555 1555 2.76 SITE 1 AC1 6 GLU B 70 ASN B 72 GLN B 75 ASN B 77 SITE 2 AC1 6 GLU B 80 HOH B2050 SITE 1 AC2 8 GLY B 127 ARG B 145 ARG B 230 SER B 232 SITE 2 AC2 8 ALA B 233 HOH B2095 HOH B2177 HOH B2178 CRYST1 50.320 58.220 74.410 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 0.019873 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017176 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013439 0.00000