PDB Short entry for 1BMA HEADER HYDROLASE/HYDROLASE INHIBITOR 01-MAY-95 1BMA TITLE BENZYL METHYL AMINIMIDE INHIBITOR COMPLEXED TO PORCINE PANCREATIC TITLE 2 ELASTASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CHYMOTRYPSIN-LIKE ELASTASE FAMILY MEMBER 1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ELASTASE-1; COMPND 5 EC: 3.4.21.36 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SUS SCROFA; SOURCE 3 ORGANISM_COMMON: PIGS,SWINE,WILD BOAR; SOURCE 4 ORGANISM_TAXID: 9823; SOURCE 5 ORGAN: PANCREAS KEYWDS SERINE PROTEASE, METAL-BINDING, PROTEASE, SECRETED, ZYMOGEN, KEYWDS 2 HYDROLASE-HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR E.PEISACH,D.CASEBIER,S.L.GALLION,P.FURTH,G.A.PETSKO,J.C.HOGAN JR., AUTHOR 2 D.RINGE REVDAT 5 24-JAN-24 1BMA 1 AUTHOR REMARK SEQADV LINK REVDAT 4 13-JUL-11 1BMA 1 VERSN REVDAT 3 24-FEB-09 1BMA 1 VERSN REVDAT 2 01-APR-03 1BMA 1 JRNL REVDAT 1 07-DEC-95 1BMA 0 JRNL AUTH E.PEISACH,D.CASEBIER,S.L.GALLION,P.FURTH,G.A.PETSKO, JRNL AUTH 2 J.C.HOGAN JR.,D.RINGE JRNL TITL INTERACTION OF A PEPTIDOMIMETIC AMINIMIDE INHIBITOR WITH JRNL TITL 2 ELASTASE. JRNL REF SCIENCE V. 269 66 1995 JRNL REFN ISSN 0036-8075 JRNL PMID 7604279 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH C.MATTOS,D.A.GIAMMONA,G.A.PETSKO,D.RINGE REMARK 1 TITL STRUCTURAL ANALYSIS OF THE ACTIVE SITE OF PORCINE PANCREATIC REMARK 1 TITL 2 ELASTASE BASED ON THE X-RAY CRYSTAL STRUCTURES OF COMPLEXES REMARK 1 TITL 3 WITH TRIFLUOROACETYL-DIPEPTIDE-ANILIDE INHIBITORS REMARK 1 REF BIOCHEMISTRY V. 34 3193 1995 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 2 REMARK 1 AUTH I.LI DE LA SIERRA,E.PAPAMICHAEL,C.SAKARELOS,J.-L.DIMICOLI, REMARK 1 AUTH 2 T.PRANGE REMARK 1 TITL INTERACTION OF THE PEPTIDE CF3-LEU-ALA-NH-C6H4-CF3 (TFLA) REMARK 1 TITL 2 WITH PORCINE PANCREATIC ELASTASE. X-RAY STUDIES AT 1.8 REMARK 1 TITL 3 ANGSTROMS REMARK 1 REF J.MOL.RECOG. V. 3 36 1990 REMARK 1 REFN ISSN 0952-3499 REMARK 1 REFERENCE 3 REMARK 1 AUTH E.MEYER,G.COLE,R.RADHAKRISHNAN,O.EPP REMARK 1 TITL STRUCTURE OF NATIVE PORCINE PANCREATIC ELASTASE AT 1.65 REMARK 1 TITL 2 ANGSTROMS RESOLUTION REMARK 1 REF ACTA CRYSTALLOGR.,SECT.B V. 44 26 1988 REMARK 1 REFN ISSN 0108-7681 REMARK 1 REFERENCE 4 REMARK 1 AUTH E.MEYER,R.RADHAKRISHNAN,G.COLE,L.G.PRESTA REMARK 1 TITL STRUCTURE OF THE PRODUCT COMPLEX OF ACETYL-ALA-PRO-ALA WITH REMARK 1 TITL 2 PORCINE PANCREATIC ELASTASE AT 1.65 ANGSTROMS RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 189 533 1986 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 5 REMARK 1 AUTH D.L.HUGHES,L.C.DIECKER,L.C.BIETH,J.-L.DIMICOLI REMARK 1 TITL CRYSTALLOGRAPHIC STUDY OF THE BINDING OF A TRI-FLUOROACETYL REMARK 1 TITL 2 DIPEPTIDE ANILIDE INHIBITOR WITH ELASTASE REMARK 1 REF J.MOL.BIOL. V. 162 645 1982 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 6 REMARK 1 AUTH J.-L.DIMICOLI,A.RENAUD,J.BIETH REMARK 1 TITL THE INDIRECT MECHANISM OF ACTION OF THE TRIFLUOROACETYL REMARK 1 TITL 2 PEPTIDES ON ELASTASE REMARK 1 REF EUR.J.BIOCHEM. V. 107 423 1980 REMARK 1 REFN ISSN 0014-2956 REMARK 1 REFERENCE 7 REMARK 1 AUTH L.SAWYER,C.M.SHOTTON,J.W.CAMPBELL,P.L.WENDELL,H.MUIRHEAD, REMARK 1 AUTH 2 H.C.WATSON,R.DIAMOND,R.C.LADNER REMARK 1 TITL THE ATOMIC STRUCTURE OF CRYSTALLINE PORCINE PANCREATIC REMARK 1 TITL 2 ELASTASE AT 2.5 ANGSTROMS RESOLUTION. COMPARISONS WITH THE REMARK 1 TITL 3 STRUCTURE OF ALPHA-CHYMOTRYPSIN REMARK 1 REF J.MOL.BIOL. V. 118 137 1978 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 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) (%) : 58.7 REMARK 3 NUMBER OF REFLECTIONS : 44505 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) : 0.192 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 : 1822 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 43 REMARK 3 SOLVENT ATOMS : 134 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.50 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) : 0.015 REMARK 3 BOND ANGLES (DEGREES) : 2.700 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 26.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.010 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 1BMA 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_1000171907. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-MAY-94 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5148 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : SIEMENS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 39545 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 10.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 58.7 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.06300 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> 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 <I/SIGMA(I)> 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 3.1 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.84 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.19 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: THE INHIBITOR WAS SOAKED INTO THE REMARK 280 GROWN CRYSTALS USING A 4 MM STOCK SOLUTION OF THE INHIBITOR IN REMARK 280 10% ACETONITRILE. 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 26.08000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 37.76000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.84000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 37.76000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.08000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.84000 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: 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 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 60 NE2 HIS A 60 CD2 -0.073 REMARK 500 HIS A 75 NE2 HIS A 75 CD2 -0.070 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 27 CD1 - CG - CD2 ANGL. DEV. = 6.1 DEGREES REMARK 500 TRP A 27 CE2 - CD2 - CG ANGL. DEV. = -5.9 DEGREES REMARK 500 ARG A 36 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 TRP A 41 CD1 - CG - CD2 ANGL. DEV. = 7.3 DEGREES REMARK 500 TRP A 41 CE2 - CD2 - CG ANGL. DEV. = -6.1 DEGREES REMARK 500 ARG A 51 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 TRP A 54 CD1 - CG - CD2 ANGL. DEV. = 5.5 DEGREES REMARK 500 TRP A 54 CE2 - CD2 - CG ANGL. DEV. = -5.3 DEGREES REMARK 500 ARG A 64 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 TRP A 98 CD1 - CG - CD2 ANGL. DEV. = 5.0 DEGREES REMARK 500 TRP A 98 CE2 - CD2 - CG ANGL. DEV. = -5.1 DEGREES REMARK 500 TRP A 147 CD1 - CG - CD2 ANGL. DEV. = 6.3 DEGREES REMARK 500 TRP A 147 CE2 - CD2 - CG ANGL. DEV. = -5.5 DEGREES REMARK 500 ARG A 151 CA - CB - CG ANGL. DEV. = 14.0 DEGREES REMARK 500 ARG A 151 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 TRP A 179 CD1 - CG - CD2 ANGL. DEV. = 6.3 DEGREES REMARK 500 TRP A 179 CE2 - CD2 - CG ANGL. DEV. = -5.3 DEGREES REMARK 500 ARG A 226 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 ARG A 240 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 TRP A 247 CD1 - CG - CD2 ANGL. DEV. = 6.2 DEGREES REMARK 500 TRP A 247 CE2 - CD2 - CG ANGL. DEV. = -5.1 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 HIS A 75 -55.40 -129.50 REMARK 500 TYR A 178 -113.73 -104.95 REMARK 500 SER A 203 135.31 -37.60 REMARK 500 SER A 222 -56.81 -120.48 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 NOTE THAT SUBCOMPONENT MBH IS REFERRED TO AS MBA IN THE PAPER REMARK 600 CITED IN THE JRNL RECORDS ABOVE. 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 A 280 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 74 OE1 REMARK 620 2 GLU A 74 OE2 42.2 REMARK 620 3 ASN A 76 O 82.0 88.0 REMARK 620 4 GLN A 79 O 163.5 150.8 87.8 REMARK 620 5 ASN A 81 OD1 73.2 115.3 86.5 93.3 REMARK 620 6 GLU A 84 OE2 94.5 95.9 169.8 93.3 83.2 REMARK 620 7 HOH A 355 O 104.3 62.5 105.6 90.9 167.3 84.6 REMARK 620 N 1 2 3 4 5 6 REMARK 630 REMARK 630 MOLECULE TYPE: PEPTIDE-LIKE INHIBITOR REMARK 630 MOLECULE NAME: (1R)-1-BENZYL-1-METHYL-1-(2-{[4-(1-METHYLETHYL) REMARK 630 PHENYL]AMINO}-2-OXOETHYL)-2-{(2S)-4-METHYL-2-[(TRIFLUOROACETYL) REMARK 630 AMINO]PENTANOYL}DIAZANIUM REMARK 630 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 630 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 630 REMARK 630 M RES C SSSEQI REMARK 630 0QH A 256 REMARK 630 SOURCE: NULL REMARK 630 TAXONOMY: NULL REMARK 630 SUBCOMP: TFA LEU MBH ISO REMARK 630 DETAILS: NULL REMARK 700 REMARK 700 SHEET REMARK 700 THE SHEETS PRESENTED AS *S1* AND *S2* IN SHEET RECORDS REMARK 700 BELOW ARE ACTUALLY TWO SIX-STRANDED BETA-BARRELS. THIS IS REMARK 700 REPRESENTED BY TWO SEVEN-STRANDED SHEETS IN WHICH THE FIRST REMARK 700 AND LAST STRANDS OF EACH SHEET ARE IDENTICAL. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 280 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 290 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 0QH A 256 REMARK 800 REMARK 800 SITE_IDENTIFIER: CAT REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: CATALYTIC TRIAD REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE RESIDUE NUMBERING SCHEME FOR THE PROTEIN IS SEQUENTIAL REMARK 999 STARTING WITH VAL A 16 AND ENDING WITH ASN A 255. REMARK 999 REMARK 999 THE IDENTITY OF ASN A 81 AGREES WITH THE SEQUENCES OF REMARK 999 SEVERAL OTHER ELASTASE STRUCTURES. THE AUTHORS, THEREFORE, REMARK 999 BELIEVE IT TO BE CORRECT. DBREF 1BMA A 16 255 UNP P00772 CELA1_PIG 27 266 SEQADV 1BMA ASN A 81 UNP P00772 ASP 92 CONFLICT SEQRES 1 A 240 VAL VAL GLY GLY THR GLU ALA GLN ARG ASN SER TRP PRO SEQRES 2 A 240 SER GLN ILE SER LEU GLN TYR ARG SER GLY SER SER TRP SEQRES 3 A 240 ALA HIS THR CYS GLY GLY THR LEU ILE ARG GLN ASN TRP SEQRES 4 A 240 VAL MET THR ALA ALA HIS CYS VAL ASP ARG GLU LEU THR SEQRES 5 A 240 PHE ARG VAL VAL VAL GLY GLU HIS ASN LEU ASN GLN ASN SEQRES 6 A 240 ASN GLY THR GLU GLN TYR VAL GLY VAL GLN LYS ILE VAL SEQRES 7 A 240 VAL HIS PRO TYR TRP ASN THR ASP ASP VAL ALA ALA GLY SEQRES 8 A 240 TYR ASP ILE ALA LEU LEU ARG LEU ALA GLN SER VAL THR SEQRES 9 A 240 LEU ASN SER TYR VAL GLN LEU GLY VAL LEU PRO ARG ALA SEQRES 10 A 240 GLY THR ILE LEU ALA ASN ASN SER PRO CYS TYR ILE THR SEQRES 11 A 240 GLY TRP GLY LEU THR ARG THR ASN GLY GLN LEU ALA GLN SEQRES 12 A 240 THR LEU GLN GLN ALA TYR LEU PRO THR VAL ASP TYR ALA SEQRES 13 A 240 ILE CYS SER SER SER SER TYR TRP GLY SER THR VAL LYS SEQRES 14 A 240 ASN SER MET VAL CYS ALA GLY GLY ASP GLY VAL ARG SER SEQRES 15 A 240 GLY CYS GLN GLY ASP SER GLY GLY PRO LEU HIS CYS LEU SEQRES 16 A 240 VAL ASN GLY GLN TYR ALA VAL HIS GLY VAL THR SER PHE SEQRES 17 A 240 VAL SER ARG LEU GLY CYS ASN VAL THR ARG LYS PRO THR SEQRES 18 A 240 VAL PHE THR ARG VAL SER ALA TYR ILE SER TRP ILE ASN SEQRES 19 A 240 ASN VAL ILE ALA SER ASN HET CA A 280 1 HET SO4 A 290 5 HET 0QH A 256 37 HETNAM CA CALCIUM ION HETNAM SO4 SULFATE ION HETNAM 0QH (1R)-1-BENZYL-1-METHYL-1-(2-{[4-(1-METHYLETHYL) HETNAM 2 0QH PHENYL]AMINO}-2-OXOETHYL)-2-{(2S)-4-METHYL-2- HETNAM 3 0QH [(TRIFLUOROACETYL)AMINO]PENTANOYL}DIAZANIUM FORMUL 2 CA CA 2+ FORMUL 3 SO4 O4 S 2- FORMUL 4 0QH C27 H36 F3 N4 O3 1+ FORMUL 5 HOH *134(H2 O) HELIX 1 H1 ASP A 169 SER A 175 1 7 HELIX 2 H2 TYR A 244 ASN A 255 1 12 SHEET 1 S1 7 SER A 29 SER A 37 0 SHEET 2 S1 7 SER A 40 ILE A 50 -1 SHEET 3 S1 7 ASN A 53 ALA A 59 -1 SHEET 4 S1 7 ASP A 108 GLN A 116 -1 SHEET 5 S1 7 GLU A 84 HIS A 95 -1 SHEET 6 S1 7 PHE A 68 GLY A 73 -1 SHEET 7 S1 7 SER A 29 SER A 37 -1 SHEET 1 S2 7 ASN A 139 THR A 150 0 SHEET 2 S2 7 GLY A 154 VAL A 168 -1 SHEET 3 S2 7 SER A 186 VAL A 195 -1 SHEET 4 S2 7 ASN A 230 VAL A 241 -1 SHEET 5 S2 7 HIS A 218 VAL A 224 -1 SHEET 6 S2 7 SER A 203 CYS A 209 -1 SHEET 7 S2 7 SER A 140 THR A 150 -1 SHEET 1 S3 3 GLY A 154 ALA A 157 0 SHEET 2 S3 3 TRP A 147 LEU A 149 -1 SHEET 3 S3 3 GLN A 200 ASP A 202 -1 SSBOND 1 CYS A 45 CYS A 61 1555 1555 2.02 SSBOND 2 CYS A 142 CYS A 209 1555 1555 2.01 SSBOND 3 CYS A 173 CYS A 189 1555 1555 2.01 SSBOND 4 CYS A 199 CYS A 229 1555 1555 2.01 LINK OE1 GLU A 74 CA CA A 280 1555 1555 2.50 LINK OE2 GLU A 74 CA CA A 280 1555 1555 3.09 LINK O ASN A 76 CA CA A 280 1555 1555 2.37 LINK O GLN A 79 CA CA A 280 1555 1555 2.37 LINK OD1 ASN A 81 CA CA A 280 1555 1555 2.52 LINK OE2 GLU A 84 CA CA A 280 1555 1555 2.51 LINK CA CA A 280 O HOH A 355 1555 1555 2.53 SITE 1 AC1 6 GLU A 74 ASN A 76 GLN A 79 ASN A 81 SITE 2 AC1 6 GLU A 84 HOH A 355 SITE 1 AC2 5 GLY A 133 ARG A 151 ARG A 240 HOH A 340 SITE 2 AC2 5 HOH A 345 SITE 1 AC3 17 GLU A 65 LEU A 66 THR A 67 VAL A 103 SITE 2 AC3 17 THR A 152 THR A 182 CYS A 199 GLN A 200 SITE 3 AC3 17 SER A 203 THR A 221 SER A 222 PHE A 223 SITE 4 AC3 17 VAL A 224 SER A 225 ARG A 226 GLY A 228 SITE 5 AC3 17 CYS A 229 SITE 1 CAT 3 ASP A 108 HIS A 60 SER A 203 CRYST1 52.160 57.680 75.520 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 0.019172 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017337 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013242 0.00000