HEADER HYDROLASE 08-AUG-03 1Q5P TITLE S156E/S166D VARIANT OF BACILLUS LENTUS SUBTILISIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: SERINE PROTEASE; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.21.62; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS LENTUS; SOURCE 3 ORGANISM_TAXID: 1467; SOURCE 4 EXPRESSION_SYSTEM: BACILLUS SUBTILIS; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 1423 KEYWDS SERINE PROTEASE, SUBTILISIN, SITE-SPECIFIC VARIANT, ALTERED KEYWDS 2 FLEXIBILITY, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR R.R.BOTT,G.CHAN,B.DOMINGO,G.GANSHAW,C.Y.HSIA,M.KNAPP,C.J.MURRAY REVDAT 3 04-APR-18 1Q5P 1 REMARK REVDAT 2 24-FEB-09 1Q5P 1 VERSN REVDAT 1 11-NOV-03 1Q5P 0 JRNL AUTH R.R.BOTT,G.CHAN,B.DOMINGO,G.GANSHAW,C.Y.HSIA,M.KNAPP, JRNL AUTH 2 C.J.MURRAY JRNL TITL DO ENZYMES CHANGE THE NATURE OF TRANSITION STATES? MAPPING JRNL TITL 2 THE TRANSITION STATE FOR GENERAL ACID-BASE CATALYSIS OF A JRNL TITL 3 SERINE PROTEASE JRNL REF BIOCHEMISTRY V. 42 10545 2003 JRNL REFN ISSN 0006-2960 JRNL PMID 12962477 JRNL DOI 10.1021/BI034773M REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 24874 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 + TEST SET) : 0.169 REMARK 3 R VALUE (WORKING SET) : 0.168 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 FIT/AGREEMENT OF MODEL WITH ALL DATA. 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) : 24874 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1895 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 7 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) : NULL 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 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : NULL ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL 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) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; 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 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1Q5P COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-AUG-03. REMARK 100 THE DEPOSITION ID IS D_1000019948. 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 : 2 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 : 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 : 24874 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 10.000 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) : 0.06000 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT 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 (%): 46.42 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL 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 26.72500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 37.65000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 30.75000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 37.65000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.72500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 30.75000 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: 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 CJ SEB A 215 O HOH A 339 2.12 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 ARG A 10 NH1 - CZ - NH2 ANGL. DEV. = -7.8 DEGREES REMARK 500 ARG A 10 NE - CZ - NH1 ANGL. DEV. = 4.0 DEGREES REMARK 500 ARG A 10 NE - CZ - NH2 ANGL. DEV. = 3.9 DEGREES REMARK 500 ASN A 18 CB - CG - ND2 ANGL. DEV. = 15.6 DEGREES REMARK 500 ARG A 19 CD - NE - CZ ANGL. DEV. = 30.9 DEGREES REMARK 500 ARG A 19 NH1 - CZ - NH2 ANGL. DEV. = 7.6 DEGREES REMARK 500 ARG A 19 NE - CZ - NH2 ANGL. DEV. = -9.4 DEGREES REMARK 500 ARG A 44 NE - CZ - NH2 ANGL. DEV. = -6.7 DEGREES REMARK 500 ASP A 74 CB - CG - OD1 ANGL. DEV. = 8.2 DEGREES REMARK 500 GLU A 87 OE1 - CD - OE2 ANGL. DEV. = 8.8 DEGREES REMARK 500 ARG A 143 NE - CZ - NH1 ANGL. DEV. = 4.0 DEGREES REMARK 500 ARG A 164 NE - CZ - NH1 ANGL. DEV. = 4.4 DEGREES REMARK 500 ARG A 180 NH1 - CZ - NH2 ANGL. DEV. = -9.6 DEGREES REMARK 500 ARG A 180 NE - CZ - NH1 ANGL. DEV. = 12.9 DEGREES REMARK 500 ARG A 180 NE - CZ - NH2 ANGL. DEV. = -3.3 DEGREES REMARK 500 ALA A 181 CB - CA - C ANGL. DEV. = 9.1 DEGREES REMARK 500 ASP A 191 CB - CG - OD2 ANGL. DEV. = 6.4 DEGREES REMARK 500 ARG A 241 NE - CZ - NH1 ANGL. DEV. = -4.7 DEGREES REMARK 500 GLU A 265 OE1 - CD - OE2 ANGL. DEV. = -9.8 DEGREES REMARK 500 ARG A 269 NE - CZ - NH1 ANGL. DEV. = 4.6 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 ASP A 32 -147.97 -159.32 REMARK 500 ALA A 71 32.19 -140.58 REMARK 500 ASN A 75 -147.59 -155.66 REMARK 500 VAL A 79 -164.16 -117.07 REMARK 500 SER A 253 134.89 -37.62 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A 269 0.10 SIDE CHAIN 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 A 271 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLN A 2 OE1 REMARK 620 2 ASN A 75 OD1 80.7 REMARK 620 3 LEU A 73 O 80.2 87.4 REMARK 620 4 ILE A 77 O 90.1 78.6 164.1 REMARK 620 5 VAL A 79 O 74.1 154.8 88.6 100.9 REMARK 620 6 ASP A 40 OD1 155.4 79.5 84.4 100.1 124.8 REMARK 620 7 ASP A 40 OD2 152.3 125.0 108.3 86.1 79.7 51.7 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 272 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 191 OD2 REMARK 620 2 HOH A 370 O 106.9 REMARK 620 3 ALA A 163 O 118.9 132.7 REMARK 620 4 TYR A 165 O 134.1 82.2 74.8 REMARK 620 5 ALA A 168 O 70.8 120.4 87.1 66.3 REMARK 620 6 GLY A 189 O 66.4 88.1 99.1 159.2 134.0 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 270 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 271 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 272 DBREF 1Q5P A 1 269 UNP P29600 SUBS_BACLE 1 269 SEQRES 1 A 269 ALA GLN SER VAL PRO TRP GLY ILE SER ARG VAL GLN ALA SEQRES 2 A 269 PRO ALA ALA HIS ASN ARG GLY LEU THR GLY SER GLY VAL SEQRES 3 A 269 LYS VAL ALA VAL LEU ASP THR GLY ILE SER THR HIS PRO SEQRES 4 A 269 ASP LEU ASN ILE ARG GLY GLY ALA SER PHE VAL PRO GLY SEQRES 5 A 269 GLU PRO SER THR GLN ASP GLY ASN GLY HIS GLY THR HIS SEQRES 6 A 269 VAL ALA GLY THR ILE ALA ALA LEU ASP ASN SER ILE GLY SEQRES 7 A 269 VAL LEU GLY VAL ALA PRO SER ALA GLU LEU TYR ALA VAL SEQRES 8 A 269 LYS VAL LEU GLY ALA SER GLY SER GLY ALA ILE SER SER SEQRES 9 A 269 ILE ALA GLN GLY LEU GLU TRP ALA GLY ASN ASN GLY MET SEQRES 10 A 269 HIS VAL ALA ASN LEU SER LEU GLY SER PRO SER PRO SER SEQRES 11 A 269 ALA THR LEU GLU GLN ALA VAL ASN SER ALA THR SER ARG SEQRES 12 A 269 GLY VAL LEU VAL VAL ALA ALA SER GLY ASN GLU GLY ALA SEQRES 13 A 269 GLY SER ILE ASP TYR PRO ALA ARG TYR ALA ASN ALA MET SEQRES 14 A 269 ALA VAL GLY ALA THR ASP GLN ASN ASN ASN ARG ALA SER SEQRES 15 A 269 PHE SER GLN TYR GLY ALA GLY LEU ASP ILE VAL ALA PRO SEQRES 16 A 269 GLY VAL ASN VAL GLN SER THR TYR PRO GLY SER THR TYR SEQRES 17 A 269 ALA SER LEU ASN GLY THR SEB MET ALA THR PRO HIS VAL SEQRES 18 A 269 ALA GLY ALA ALA ALA LEU VAL LYS GLN LYS ASN PRO SER SEQRES 19 A 269 TRP SER ASN VAL GLN ILE ARG ASN HIS LEU LYS ASN THR SEQRES 20 A 269 ALA THR SER LEU GLY SER THR ASN LEU TYR GLY SER GLY SEQRES 21 A 269 LEU VAL ASN ALA GLU ALA ALA THR ARG MODRES 1Q5P SEB A 215 SER O-BENZYLSULFONYL-SERINE HET SEB A 215 16 HET SO4 A 270 5 HET CA A 271 1 HET CA A 272 1 HETNAM SEB O-BENZYLSULFONYL-SERINE HETNAM SO4 SULFATE ION HETNAM CA CALCIUM ION FORMUL 1 SEB C10 H13 N O5 S FORMUL 2 SO4 O4 S 2- FORMUL 3 CA 2(CA 2+) FORMUL 5 HOH *103(H2 O) HELIX 1 1 PRO A 5 VAL A 11 1 7 HELIX 2 2 GLN A 12 ASN A 18 1 7 HELIX 3 3 GLY A 61 ALA A 72 1 12 HELIX 4 4 ALA A 101 ASN A 115 1 15 HELIX 5 5 SER A 130 ARG A 143 1 14 HELIX 6 6 GLY A 213 ASN A 232 1 20 HELIX 7 7 SER A 236 THR A 247 1 12 HELIX 8 8 SER A 253 GLY A 258 1 6 HELIX 9 9 ASN A 263 THR A 268 1 6 SHEET 1 A 7 ILE A 43 SER A 48 0 SHEET 2 A 7 GLU A 87 LYS A 92 1 O ALA A 90 N GLY A 45 SHEET 3 A 7 LYS A 27 ASP A 32 1 N VAL A 28 O GLU A 87 SHEET 4 A 7 VAL A 119 LEU A 122 1 O ASN A 121 N ALA A 29 SHEET 5 A 7 LEU A 146 ALA A 150 1 O VAL A 148 N LEU A 122 SHEET 6 A 7 ALA A 168 THR A 174 1 O MET A 169 N VAL A 147 SHEET 7 A 7 LEU A 190 PRO A 195 1 O ILE A 192 N GLY A 172 SHEET 1 B 2 VAL A 199 TYR A 203 0 SHEET 2 B 2 THR A 207 LEU A 211 -1 O LEU A 211 N VAL A 199 LINK C THR A 214 N SEB A 215 1555 1555 1.31 LINK C SEB A 215 N MET A 216 1555 1555 1.32 LINK CA CA A 271 OE1 GLN A 2 1555 1555 2.37 LINK CA CA A 271 OD1 ASN A 75 1555 1555 2.44 LINK CA CA A 271 O LEU A 73 1555 1555 2.29 LINK CA CA A 271 O ILE A 77 1555 1555 2.34 LINK CA CA A 271 O VAL A 79 1555 1555 2.41 LINK CA CA A 271 OD1 ASP A 40 1555 1555 2.51 LINK CA CA A 271 OD2 ASP A 40 1555 1555 2.50 LINK CA CA A 272 OD2 ASP A 191 1555 1555 3.12 LINK CA CA A 272 O HOH A 370 1555 1555 2.89 LINK CA CA A 272 O ALA A 163 1555 1555 2.76 LINK CA CA A 272 O TYR A 165 1555 1555 3.12 LINK CA CA A 272 O ALA A 168 1555 1555 2.86 LINK CA CA A 272 O GLY A 189 1555 1555 2.79 CISPEP 1 TYR A 161 PRO A 162 0 0.05 SITE 1 AC1 4 SER A 130 ALA A 131 THR A 132 HOH A 279 SITE 1 AC2 6 GLN A 2 ASP A 40 LEU A 73 ASN A 75 SITE 2 AC2 6 ILE A 77 VAL A 79 SITE 1 AC3 6 ALA A 163 TYR A 165 ALA A 168 GLY A 189 SITE 2 AC3 6 ASP A 191 HOH A 370 CRYST1 53.450 61.500 75.300 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 0.018709 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016260 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013280 0.00000