HEADER SERINE PROTEINASE 13-MAY-88 1SBC TITLE THE REFINED CRYSTAL STRUCTURE OF SUBTILISIN CARLSBERG AT 2.5 ANGSTROMS TITLE 2 RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: SUBTILISIN CARLSBERG; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.21.62; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS SUBTILIS; SOURCE 3 ORGANISM_TAXID: 1423 KEYWDS SERINE PROTEINASE EXPDTA X-RAY DIFFRACTION AUTHOR D.J.NEIDHART,G.A.PETSKO REVDAT 5 14-FEB-24 1SBC 1 REMARK SEQADV LINK REVDAT 4 24-FEB-09 1SBC 1 VERSN REVDAT 3 01-APR-03 1SBC 1 JRNL REVDAT 2 15-JAN-95 1SBC 1 COMPND JRNL REVDAT 1 16-JUL-88 1SBC 0 JRNL AUTH D.J.NEIDHART,G.A.PETSKO JRNL TITL THE REFINED CRYSTAL STRUCTURE OF SUBTILISIN CARLSBERG AT 2.5 JRNL TITL 2 A RESOLUTION. JRNL REF PROTEIN ENG. V. 2 271 1988 JRNL REFN ISSN 0269-2139 JRNL PMID 3150541 JRNL DOI 10.1093/PROTEIN/2.4.271 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH G.A.PETSKO,D.TSERNOGLOU REMARK 1 TITL THE STRUCTURE OF SUBTILOPEPTIDASE A. I. X-RAY REMARK 1 TITL 2 CRYSTALLOGRAPHIC DATA REMARK 1 REF J.MOL.BIOL. V. 106 453 1976 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 2.50 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) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : NULL REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : NULL 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) : 0.206 REMARK 3 R VALUE (WORKING SET) : NULL 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) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1920 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 0 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) : 0.012 ; 0.020 REMARK 3 ANGLE DISTANCE (A) : 0.045 ; 0.040 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.047 ; 0.050 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.011 ; 0.020 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) : 2.200 ; 5.000 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: THE DENSITY IS WEAK FOR RESIDUES 54 AND REMARK 3 55 INDICATING POSSIBLE DISORDER. REMARK 4 REMARK 4 1SBC 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_1000176297. 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 : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL 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 : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL 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) : NULL REMARK 200 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 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL 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 (%): 40.66 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.07 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 38.33500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 26.54000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 27.82500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 26.54000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 38.33500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 27.82500 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 O SER A 156 O PHE A 189 2.04 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 GLU A 112 CD GLU A 112 OE2 0.066 REMARK 500 GLU A 197 CD GLU A 197 OE2 0.084 REMARK 500 GLU A 271 CD GLU A 271 OE2 0.074 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 GLU A 54 OE1 - CD - OE2 ANGL. DEV. = 7.4 DEGREES REMARK 500 ASN A 62 CA - CB - CG ANGL. DEV. = 23.0 DEGREES REMARK 500 ASP A 76 CA - CB - CG ANGL. DEV. = 14.0 DEGREES REMARK 500 TRP A 113 CB - CA - C ANGL. DEV. = 12.7 DEGREES REMARK 500 ALA A 129 CB - CA - C ANGL. DEV. = 9.8 DEGREES REMARK 500 VAL A 139 CB - CA - C ANGL. DEV. = 16.1 DEGREES REMARK 500 ARG A 145 CD - NE - CZ ANGL. DEV. = 9.4 DEGREES REMARK 500 ARG A 145 NE - CZ - NH1 ANGL. DEV. = 5.9 DEGREES REMARK 500 GLY A 157 N - CA - C ANGL. DEV. = -17.6 DEGREES REMARK 500 SER A 159 N - CA - CB ANGL. DEV. = 9.3 DEGREES REMARK 500 SER A 161 CB - CA - C ANGL. DEV. = 11.9 DEGREES REMARK 500 TYR A 167 CB - CG - CD2 ANGL. DEV. = -4.3 DEGREES REMARK 500 TYR A 167 CB - CG - CD1 ANGL. DEV. = 4.1 DEGREES REMARK 500 ASP A 172 CB - CA - C ANGL. DEV. = 12.2 DEGREES REMARK 500 ASP A 181 CB - CG - OD1 ANGL. DEV. = 6.2 DEGREES REMARK 500 ARG A 186 CD - NE - CZ ANGL. DEV. = 10.5 DEGREES REMARK 500 ARG A 186 NE - CZ - NH1 ANGL. DEV. = 3.9 DEGREES REMARK 500 LEU A 235 CA - CB - CG ANGL. DEV. = 18.3 DEGREES REMARK 500 ALA A 243 CB - CA - C ANGL. DEV. = 9.4 DEGREES REMARK 500 ARG A 247 CD - NE - CZ ANGL. DEV. = 20.5 DEGREES REMARK 500 ARG A 249 NE - CZ - NH1 ANGL. DEV. = 8.6 DEGREES REMARK 500 ARG A 249 NE - CZ - NH2 ANGL. DEV. = -6.6 DEGREES REMARK 500 THR A 253 CA - CB - CG2 ANGL. DEV. = 9.1 DEGREES REMARK 500 TYR A 263 CB - CG - CD2 ANGL. DEV. = 3.9 DEGREES REMARK 500 GLN A 275 N - CA - CB ANGL. DEV. = 14.1 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 TYR A 6 -9.75 -48.14 REMARK 500 ASP A 32 -157.96 -142.22 REMARK 500 GLN A 36 84.16 -66.19 REMARK 500 TYR A 57 145.82 87.06 REMARK 500 ASN A 58 -2.05 88.77 REMARK 500 LEU A 75 153.17 -48.49 REMARK 500 ASN A 77 -139.95 -132.71 REMARK 500 VAL A 81 -155.54 -111.19 REMARK 500 SER A 98 -39.79 -13.32 REMARK 500 SER A 125 57.57 -97.59 REMARK 500 SER A 159 66.83 -159.06 REMARK 500 ASP A 172 8.39 -59.30 REMARK 500 ASP A 181 -162.29 -117.46 REMARK 500 THR A 211 59.35 87.75 REMARK 500 ASN A 212 77.04 39.71 REMARK 500 ALA A 243 -75.72 -52.05 REMARK 500 SER A 244 -34.60 -37.73 REMARK 500 SER A 251 -90.16 -55.80 REMARK 500 THR A 253 3.72 166.34 REMARK 500 SER A 259 144.40 -33.14 REMARK 500 ALA A 274 -75.45 -42.15 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 249 0.09 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 276 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLN A 2 OE1 REMARK 620 2 ASP A 41 OD2 147.8 REMARK 620 3 ASP A 41 OD1 159.4 49.0 REMARK 620 4 LEU A 75 O 81.2 108.7 105.9 REMARK 620 5 ASN A 77 OD1 86.8 118.3 72.8 104.7 REMARK 620 6 THR A 79 O 86.2 87.1 82.9 164.1 64.6 REMARK 620 7 VAL A 81 O 67.7 81.2 130.1 91.7 147.2 92.5 REMARK 620 N 1 2 3 4 5 6 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CAT REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: RESIDUES OF THE CATALYTIC TRIAD REMARK 800 REMARK 800 SITE_IDENTIFIER: S13 REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: THREE RESIDUES CAPABLE OF FORMING AN REMARK 800 ANTIPARALLEL BETA-SHEET WITH SUBSTRATE OR INHIBITOR RESIDUES P1 - REMARK 800 P3 REMARK 800 REMARK 800 SITE_IDENTIFIER: S46 REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: ADDITIONAL ACTIVE SITE LOOP CAPABLE OF HYDROGEN REMARK 800 BONDING WITH RESIDUES P4 AND P6 OF SUBSTRATE REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 276 DBREF 1SBC A 1 275 UNP P00780 SUBT_BACLI 106 379 SEQADV 1SBC SER A 103 UNP P00780 THR 207 CONFLICT SEQADV 1SBC ALA A 129 UNP P00780 PRO 233 CONFLICT SEQADV 1SBC ASN A 158 UNP P00780 SER 262 CONFLICT SEQADV 1SBC SER A 161 UNP P00780 ASN 265 CONFLICT SEQADV 1SBC ASN A 212 UNP P00780 SER 316 CONFLICT SEQRES 1 A 274 ALA GLN THR VAL PRO TYR GLY ILE PRO LEU ILE LYS ALA SEQRES 2 A 274 ASP LYS VAL GLN ALA GLN GLY PHE LYS GLY ALA ASN VAL SEQRES 3 A 274 LYS VAL ALA VAL LEU ASP THR GLY ILE GLN ALA SER HIS SEQRES 4 A 274 PRO ASP LEU ASN VAL VAL GLY GLY ALA SER PHE VAL ALA SEQRES 5 A 274 GLY GLU ALA TYR ASN THR ASP GLY ASN GLY HIS GLY THR SEQRES 6 A 274 HIS VAL ALA GLY THR VAL ALA ALA LEU ASP ASN THR THR SEQRES 7 A 274 GLY VAL LEU GLY VAL ALA PRO SER VAL SER LEU TYR ALA SEQRES 8 A 274 VAL LYS VAL LEU ASN SER SER GLY SER GLY SER TYR SER SEQRES 9 A 274 GLY ILE VAL SER GLY ILE GLU TRP ALA THR THR ASN GLY SEQRES 10 A 274 MET ASP VAL ILE ASN MET SER LEU GLY GLY ALA SER GLY SEQRES 11 A 274 SER THR ALA MET LYS GLN ALA VAL ASP ASN ALA TYR ALA SEQRES 12 A 274 ARG GLY VAL VAL VAL VAL ALA ALA ALA GLY ASN SER GLY SEQRES 13 A 274 ASN SER GLY SER THR ASN THR ILE GLY TYR PRO ALA LYS SEQRES 14 A 274 TYR ASP SER VAL ILE ALA VAL GLY ALA VAL ASP SER ASN SEQRES 15 A 274 SER ASN ARG ALA SER PHE SER SER VAL GLY ALA GLU LEU SEQRES 16 A 274 GLU VAL MET ALA PRO GLY ALA GLY VAL TYR SER THR TYR SEQRES 17 A 274 PRO THR ASN THR TYR ALA THR LEU ASN GLY THR SER MET SEQRES 18 A 274 ALA SER PRO HIS VAL ALA GLY ALA ALA ALA LEU ILE LEU SEQRES 19 A 274 SER LYS HIS PRO ASN LEU SER ALA SER GLN VAL ARG ASN SEQRES 20 A 274 ARG LEU SER SER THR ALA THR TYR LEU GLY SER SER PHE SEQRES 21 A 274 TYR TYR GLY LYS GLY LEU ILE ASN VAL GLU ALA ALA ALA SEQRES 22 A 274 GLN HET CA A 276 1 HETNAM CA CALCIUM ION FORMUL 2 CA CA 2+ HELIX 1 A TYR A 6 ILE A 11 1 6 HELIX 2 B LYS A 12 GLN A 19 1 8 HELIX 3 C GLY A 63 ALA A 74 1 12 HELIX 4 D SER A 103 ASN A 117 1 15 HELIX 5 E SER A 132 GLY A 146 1 15 HELIX 6 F THR A 220 HIS A 238 1 19 HELIX 7 G SER A 242 THR A 253 1 12 HELIX 8 H ASN A 269 ALA A 274 1 6 SHEET 1 A 5 ASN A 43 PHE A 50 0 SHEET 2 A 5 SER A 89 VAL A 95 1 SHEET 3 A 5 VAL A 26 ASP A 32 1 SHEET 4 A 5 ASP A 120 MET A 124 1 SHEET 5 A 5 VAL A 148 ALA A 153 1 LINK OE1 GLN A 2 CA CA A 276 1555 1555 2.50 LINK OD2 ASP A 41 CA CA A 276 1555 1555 2.80 LINK OD1 ASP A 41 CA CA A 276 1555 1555 2.49 LINK O LEU A 75 CA CA A 276 1555 1555 2.42 LINK OD1 ASN A 77 CA CA A 276 1555 1555 2.46 LINK O THR A 79 CA CA A 276 1555 1555 2.59 LINK O VAL A 81 CA CA A 276 1555 1555 2.30 CISPEP 1 TYR A 167 PRO A 168 0 3.78 SITE 1 CAT 3 ASP A 32 HIS A 64 SER A 221 SITE 1 S13 3 SER A 125 LEU A 126 GLY A 127 SITE 1 S46 3 GLY A 102 SER A 103 TYR A 104 SITE 1 AC1 6 GLN A 2 ASP A 41 LEU A 75 ASN A 77 SITE 2 AC1 6 THR A 79 VAL A 81 CRYST1 76.670 55.650 53.080 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 0.013043 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017969 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018839 0.00000