HEADER HYDROLASE 28-AUG-00 1FOF TITLE CRYSTAL STRUCTURE OF THE CLASS D BETA-LACTAMASE OXA-10 COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA LACTAMASE OXA-10; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: OXA-10; COMPND 5 EC: 3.5.2.6; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS AERUGINOSA; SOURCE 3 ORGANISM_TAXID: 287; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PMLH51 KEYWDS BETA-LACTAMASE, CLASS-D, OXACILLINASE, OXA-10, COBALT, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR M.PAETZEL,F.DANEL,L.DE CASTRO,S.C.MOSIMANN,M.G.P.PAGE,N.C.J.STRYNADKA REVDAT 4 09-OCT-24 1FOF 1 REMARK LINK REVDAT 3 24-FEB-09 1FOF 1 VERSN REVDAT 2 01-APR-03 1FOF 1 JRNL REVDAT 1 09-OCT-00 1FOF 0 JRNL AUTH M.PAETZEL,F.DANEL,L.DE CASTRO,S.C.MOSIMANN,M.G.PAGE, JRNL AUTH 2 N.C.STRYNADKA JRNL TITL CRYSTAL STRUCTURE OF THE CLASS D BETA-LACTAMASE OXA-10. JRNL REF NAT.STRUCT.BIOL. V. 7 918 2000 JRNL REFN ISSN 1072-8368 JRNL PMID 11017203 JRNL DOI 10.1038/79688 REMARK 2 REMARK 2 RESOLUTION. 2.00 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.79 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 2467211.360 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 93.3 REMARK 3 NUMBER OF REFLECTIONS : 37802 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) : 0.177 REMARK 3 FREE R VALUE : 0.208 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 3775 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.003 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 95.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 5664 REMARK 3 BIN R VALUE (WORKING SET) : 0.1770 REMARK 3 BIN FREE R VALUE : 0.2260 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 629 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.009 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3876 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 12 REMARK 3 SOLVENT ATOMS : 467 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 8.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.03000 REMARK 3 B22 (A**2) : 2.85000 REMARK 3 B33 (A**2) : -2.88000 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) : 0.19 REMARK 3 ESD FROM SIGMAA (A) : 0.07 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.23 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.13 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.730 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) : 1.320 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.080 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.020 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.990 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.40 REMARK 3 BSOL : 55.21 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.PA REMARK 3 PARAMETER FILE 2 : WATER_REP.PARA REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : 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 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1FOF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-AUG-00. REMARK 100 THE DEPOSITION ID IS D_1000011770. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-MAY-99 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL1-5 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 37894 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.4 REMARK 200 DATA REDUNDANCY : 3.700 REMARK 200 R MERGE (I) : 0.05700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.4 REMARK 200 DATA REDUNDANCY IN SHELL : 3.00 REMARK 200 R MERGE FOR SHELL (I) : 0.14700 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: NULL REMARK 200 SOFTWARE USED: SHARP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.71 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.66 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, MES, COBALT REMARK 280 CHLORIDE, PH 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K 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 24.20000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 62.85000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 48.10000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 62.85000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 24.20000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 48.10000 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3000 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 20150 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -65.0 KCAL/MOL 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 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 GLU B 229 CG CD OE1 OE2 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 SER A 46 -49.76 70.20 REMARK 500 ALA A 66 -144.75 56.61 REMARK 500 LYS A 152 10.31 -154.54 REMARK 500 GLU A 229 -131.69 57.09 REMARK 500 ALA B 66 -143.75 57.59 REMARK 500 ARG B 104 165.00 173.80 REMARK 500 ALA B 116 95.81 -69.60 REMARK 500 GLU B 156 19.58 -140.53 REMARK 500 GLU B 229 -132.80 54.21 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 CO B 491 CO REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 190 OE2 REMARK 620 2 HOH A 648 O 80.2 REMARK 620 3 HOH A 649 O 89.5 87.7 REMARK 620 4 HIS B 203 NE2 92.8 172.8 90.4 REMARK 620 5 GLU B 227 OE2 169.4 92.7 98.1 94.5 REMARK 620 6 GLU B 227 OE1 112.2 90.0 157.4 94.4 59.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CO A 490 CO REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 203 NE2 REMARK 620 2 GLU A 227 OE1 92.3 REMARK 620 3 GLU A 227 OE2 94.0 59.3 REMARK 620 4 GLU B 190 OE2 86.2 142.1 158.5 REMARK 620 5 HOH B 547 O 176.2 90.2 89.7 90.1 REMARK 620 6 HOH B 575 O 93.0 150.3 91.1 67.4 86.1 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 CO A 490 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO B 491 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 488 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 489 DBREF 1FOF A 20 265 UNP P14489 BLP2_PSEAE 20 265 DBREF 1FOF B 20 265 UNP P14489 BLP2_PSEAE 20 265 SEQRES 1 A 246 GLY SER ILE THR GLU ASN THR SER TRP ASN LYS GLU PHE SEQRES 2 A 246 SER ALA GLU ALA VAL ASN GLY VAL PHE VAL LEU CYS LYS SEQRES 3 A 246 SER SER SER LYS SER CYS ALA THR ASN ASP LEU ALA ARG SEQRES 4 A 246 ALA SER LYS GLU TYR LEU PRO ALA SER THR PHE LYS ILE SEQRES 5 A 246 PRO ASN ALA ILE ILE GLY LEU GLU THR GLY VAL ILE LYS SEQRES 6 A 246 ASN GLU HIS GLN VAL PHE LYS TRP ASP GLY LYS PRO ARG SEQRES 7 A 246 ALA MET LYS GLN TRP GLU ARG ASP LEU THR LEU ARG GLY SEQRES 8 A 246 ALA ILE GLN VAL SER ALA VAL PRO VAL PHE GLN GLN ILE SEQRES 9 A 246 ALA ARG GLU VAL GLY GLU VAL ARG MET GLN LYS TYR LEU SEQRES 10 A 246 LYS LYS PHE SER TYR GLY ASN GLN ASN ILE SER GLY GLY SEQRES 11 A 246 ILE ASP LYS PHE TRP LEU GLU GLY GLN LEU ARG ILE SER SEQRES 12 A 246 ALA VAL ASN GLN VAL GLU PHE LEU GLU SER LEU TYR LEU SEQRES 13 A 246 ASN LYS LEU SER ALA SER LYS GLU ASN GLN LEU ILE VAL SEQRES 14 A 246 LYS GLU ALA LEU VAL THR GLU ALA ALA PRO GLU TYR LEU SEQRES 15 A 246 VAL HIS SER LYS THR GLY PHE SER GLY VAL GLY THR GLU SEQRES 16 A 246 SER ASN PRO GLY VAL ALA TRP TRP VAL GLY TRP VAL GLU SEQRES 17 A 246 LYS GLU THR GLU VAL TYR PHE PHE ALA PHE ASN MET ASP SEQRES 18 A 246 ILE ASP ASN GLU SER LYS LEU PRO LEU ARG LYS SER ILE SEQRES 19 A 246 PRO THR LYS ILE MET GLU SER GLU GLY ILE ILE GLY SEQRES 1 B 246 GLY SER ILE THR GLU ASN THR SER TRP ASN LYS GLU PHE SEQRES 2 B 246 SER ALA GLU ALA VAL ASN GLY VAL PHE VAL LEU CYS LYS SEQRES 3 B 246 SER SER SER LYS SER CYS ALA THR ASN ASP LEU ALA ARG SEQRES 4 B 246 ALA SER LYS GLU TYR LEU PRO ALA SER THR PHE LYS ILE SEQRES 5 B 246 PRO ASN ALA ILE ILE GLY LEU GLU THR GLY VAL ILE LYS SEQRES 6 B 246 ASN GLU HIS GLN VAL PHE LYS TRP ASP GLY LYS PRO ARG SEQRES 7 B 246 ALA MET LYS GLN TRP GLU ARG ASP LEU THR LEU ARG GLY SEQRES 8 B 246 ALA ILE GLN VAL SER ALA VAL PRO VAL PHE GLN GLN ILE SEQRES 9 B 246 ALA ARG GLU VAL GLY GLU VAL ARG MET GLN LYS TYR LEU SEQRES 10 B 246 LYS LYS PHE SER TYR GLY ASN GLN ASN ILE SER GLY GLY SEQRES 11 B 246 ILE ASP LYS PHE TRP LEU GLU GLY GLN LEU ARG ILE SER SEQRES 12 B 246 ALA VAL ASN GLN VAL GLU PHE LEU GLU SER LEU TYR LEU SEQRES 13 B 246 ASN LYS LEU SER ALA SER LYS GLU ASN GLN LEU ILE VAL SEQRES 14 B 246 LYS GLU ALA LEU VAL THR GLU ALA ALA PRO GLU TYR LEU SEQRES 15 B 246 VAL HIS SER LYS THR GLY PHE SER GLY VAL GLY THR GLU SEQRES 16 B 246 SER ASN PRO GLY VAL ALA TRP TRP VAL GLY TRP VAL GLU SEQRES 17 B 246 LYS GLU THR GLU VAL TYR PHE PHE ALA PHE ASN MET ASP SEQRES 18 B 246 ILE ASP ASN GLU SER LYS LEU PRO LEU ARG LYS SER ILE SEQRES 19 B 246 PRO THR LYS ILE MET GLU SER GLU GLY ILE ILE GLY HET CO A 490 1 HET SO4 A 488 5 HET CO B 491 1 HET SO4 B 489 5 HETNAM CO COBALT (II) ION HETNAM SO4 SULFATE ION FORMUL 3 CO 2(CO 2+) FORMUL 4 SO4 2(O4 S 2-) FORMUL 7 HOH *467(H2 O) HELIX 1 1 TRP A 28 ALA A 34 1 7 HELIX 2 2 ASP A 55 SER A 60 1 6 HELIX 3 3 PRO A 65 THR A 68 5 4 HELIX 4 4 PHE A 69 THR A 80 1 12 HELIX 5 5 MET A 99 GLU A 103 5 5 HELIX 6 6 THR A 107 VAL A 114 1 8 HELIX 7 7 ALA A 116 GLY A 128 1 13 HELIX 8 8 VAL A 127 PHE A 139 1 13 HELIX 9 9 ALA A 163 LEU A 175 1 13 HELIX 10 10 SER A 181 LEU A 192 1 12 HELIX 11 11 ASN A 243 LEU A 247 5 5 HELIX 12 12 PRO A 248 GLU A 261 1 14 HELIX 13 13 TRP B 28 ALA B 34 1 7 HELIX 14 14 ASP B 55 SER B 60 1 6 HELIX 15 15 PRO B 65 THR B 68 5 4 HELIX 16 16 PHE B 69 THR B 80 1 12 HELIX 17 17 THR B 107 VAL B 114 1 8 HELIX 18 18 ALA B 116 GLY B 128 1 13 HELIX 19 19 GLY B 128 PHE B 139 1 12 HELIX 20 20 LYS B 152 GLY B 157 1 6 HELIX 21 21 ALA B 163 LEU B 175 1 13 HELIX 22 22 SER B 181 LEU B 192 1 12 HELIX 23 23 ASN B 243 LEU B 247 5 5 HELIX 24 24 PRO B 248 GLU B 261 1 14 SHEET 1 A 7 SER A 21 GLU A 24 0 SHEET 2 A 7 SER A 50 THR A 53 1 O CYS A 51 N THR A 23 SHEET 3 A 7 GLY A 39 LYS A 45 -1 O LEU A 43 N ALA A 52 SHEET 4 A 7 GLU A 231 ILE A 241 -1 O PHE A 234 N CYS A 44 SHEET 5 A 7 GLY A 218 LYS A 228 -1 N GLY A 218 O ILE A 241 SHEET 6 A 7 TYR A 200 PHE A 208 -1 O LEU A 201 N GLU A 227 SHEET 7 A 7 VAL A 193 ALA A 196 -1 N THR A 194 O VAL A 202 SHEET 1 B 2 GLU A 62 TYR A 63 0 SHEET 2 B 2 ILE A 161 SER A 162 -1 O ILE A 161 N TYR A 63 SHEET 1 C 7 SER B 21 GLU B 24 0 SHEET 2 C 7 SER B 50 THR B 53 1 N CYS B 51 O SER B 21 SHEET 3 C 7 GLY B 39 LYS B 45 -1 N LEU B 43 O ALA B 52 SHEET 4 C 7 GLU B 231 ILE B 241 -1 O PHE B 234 N CYS B 44 SHEET 5 C 7 GLY B 218 LYS B 228 -1 N GLY B 218 O ILE B 241 SHEET 6 C 7 TYR B 200 PHE B 208 -1 O LEU B 201 N GLU B 227 SHEET 7 C 7 VAL B 193 ALA B 196 -1 N THR B 194 O VAL B 202 SHEET 1 D 2 GLU B 62 TYR B 63 0 SHEET 2 D 2 ILE B 161 SER B 162 -1 O ILE B 161 N TYR B 63 SSBOND 1 CYS A 44 CYS A 51 1555 1555 2.03 SSBOND 2 CYS B 44 CYS B 51 1555 1555 2.03 LINK OE2 GLU A 190 CO CO B 491 1555 1555 2.05 LINK NE2 HIS A 203 CO CO A 490 1555 1555 2.27 LINK OE1 GLU A 227 CO CO A 490 1555 1555 2.24 LINK OE2 GLU A 227 CO CO A 490 1555 1555 2.20 LINK CO CO A 490 OE2 GLU B 190 1555 1555 2.22 LINK CO CO A 490 O HOH B 547 1555 1555 2.23 LINK CO CO A 490 O HOH B 575 1555 1555 2.17 LINK O HOH A 648 CO CO B 491 1555 1555 2.33 LINK O HOH A 649 CO CO B 491 1555 1555 2.13 LINK NE2 HIS B 203 CO CO B 491 1555 1555 2.19 LINK OE2 GLU B 227 CO CO B 491 1555 1555 2.13 LINK OE1 GLU B 227 CO CO B 491 1555 1555 2.30 SITE 1 AC1 5 HIS A 203 GLU A 227 GLU B 190 HOH B 547 SITE 2 AC1 5 HOH B 575 SITE 1 AC2 5 GLU A 190 HOH A 648 HOH A 649 HIS B 203 SITE 2 AC2 5 GLU B 227 SITE 1 AC3 10 SER A 67 SER A 115 LYS A 205 THR A 206 SITE 2 AC3 10 GLY A 207 PHE A 208 ARG A 250 HOH A 491 SITE 3 AC3 10 HOH A 617 HOH A 749 SITE 1 AC4 7 SER B 67 SER B 115 THR B 206 GLY B 207 SITE 2 AC4 7 PHE B 208 ARG B 250 HOH B 534 CRYST1 48.400 96.200 125.700 90.00 90.00 90.00 P 21 21 21 8 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 0.020661 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010395 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007955 0.00000