HEADER HYDROLASE 10-NOV-24 9HCK TITLE STRUCTURE OF P167S/D240G/D172A/S104G BLAC FROM MYCOBACTERIUM TITLE 2 TUBERCULOSIS AT PH 5.5 COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA-LACTAMASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: AMBLER CLASS A BETA-LACTAMASE; COMPND 5 EC: 3.5.2.6; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MYCOBACTERIUM TUBERCULOSIS; SOURCE 3 ORGANISM_TAXID: 1773; SOURCE 4 GENE: BLAC, BLAA, RV2068C, MTCY49.07C; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS BETA-LACTAMASE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR J.SUN,S.BRUENLE,M.UBBINK REVDAT 1 22-OCT-25 9HCK 0 JRNL AUTH J.SUN,M.TIMMER,S.BRUNLE,A.L.BOYLE,M.UBBINK JRNL TITL DIRECTED EVOLUTION OF A BETA-LACTAMASE SAMPLES A WIDE JRNL TITL 2 VARIETY OF CONFORMATIONAL STATES. JRNL REF PROTEIN SCI. V. 34 70322 2025 JRNL REFN ESSN 1469-896X JRNL PMID 41074874 JRNL DOI 10.1002/PRO.70322 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 38.44 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.950 REMARK 3 COMPLETENESS FOR RANGE (%) : 67.2 REMARK 3 NUMBER OF REFLECTIONS : 20124 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.154 REMARK 3 R VALUE (WORKING SET) : 0.152 REMARK 3 FREE R VALUE : 0.188 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.350 REMARK 3 FREE R VALUE TEST SET COUNT : 1076 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) : 1.60 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.67 REMARK 3 REFLECTION IN BIN (WORKING SET) : 439 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 12.00 REMARK 3 BIN R VALUE (WORKING SET) : 0.2210 REMARK 3 BIN FREE R VALUE SET COUNT : 17 REMARK 3 BIN FREE R VALUE : 0.2604 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1955 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 22 REMARK 3 SOLVENT ATOMS : 291 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.120 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : NULL REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): NULL ; NULL ; NULL REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): NULL ; NULL ; NULL REMARK 3 GENERAL PLANES REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.10 REMARK 3 ION PROBE RADIUS : NULL REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 9HCK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 10-NOV-24. REMARK 100 THE DEPOSITION ID IS D_1292143076. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-APR-23 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : MASSIF-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.8731 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 2M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 20155 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 38.440 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.3 REMARK 200 DATA REDUNDANCY : 1.600 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.7000 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) : 1.63 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.47 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.07 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M BIS-TRIS BUFFER, PH 5.5 2 M REMARK 280 (NH4)2SO4, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 27.32100 REMARK 290 SMTRY3 2 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 860 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11150 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -37.0 KCAL/MOL 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 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 SER A 167 REMARK 465 GLU A 168 REMARK 465 LEU A 169 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 HOH A 550 O HOH A 637 1.98 REMARK 500 O HOH A 508 O HOH A 535 1.99 REMARK 500 O HOH A 661 O HOH A 662 1.99 REMARK 500 O HOH A 621 O HOH A 669 2.03 REMARK 500 O HOH A 612 O HOH A 677 2.04 REMARK 500 O HOH A 452 O HOH A 608 2.05 REMARK 500 O HOH A 631 O HOH A 641 2.05 REMARK 500 O HOH A 658 O HOH A 663 2.06 REMARK 500 O HOH A 479 O HOH A 666 2.06 REMARK 500 O HOH A 571 O HOH A 671 2.12 REMARK 500 N ASP A 29 O HOH A 401 2.14 REMARK 500 O HOH A 510 O HOH A 611 2.15 REMARK 500 O HOH A 422 O HOH A 654 2.15 REMARK 500 O HOH A 592 O HOH A 651 2.15 REMARK 500 O HOH A 573 O HOH A 621 2.16 REMARK 500 O HOH A 401 O HOH A 522 2.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 493 O HOH A 585 2645 1.97 REMARK 500 O HOH A 478 O HOH A 506 1655 1.99 REMARK 500 O HOH A 455 O HOH A 624 1554 2.14 REMARK 500 O HOH A 522 O HOH A 640 1554 2.17 REMARK 500 O HOH A 444 O HOH A 549 1455 2.18 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 THR A 52 -166.79 -127.83 REMARK 500 CYS A 69 -139.31 52.18 REMARK 500 ARG A 171 64.55 39.57 REMARK 500 ARG A 220 -122.22 -115.12 REMARK 500 ARG A 267 59.33 -143.11 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 691 DISTANCE = 6.00 ANGSTROMS DBREF 9HCK A 29 293 UNP P9WKD3 BLAC_MYCTU 43 307 SEQADV 9HCK GLY A 104 UNP P9WKD3 SER 116 ENGINEERED MUTATION SEQADV 9HCK SER A 167 UNP P9WKD3 PRO 183 ENGINEERED MUTATION SEQADV 9HCK ALA A 172 UNP P9WKD3 ASP 188 ENGINEERED MUTATION SEQADV 9HCK GLY A 240 UNP P9WKD3 ASP 255 ENGINEERED MUTATION SEQRES 1 A 265 ASP LEU ALA ASP ARG PHE ALA GLU LEU GLU ARG ARG TYR SEQRES 2 A 265 ASP ALA ARG LEU GLY VAL TYR VAL PRO ALA THR GLY THR SEQRES 3 A 265 THR ALA ALA ILE GLU TYR ARG ALA ASP GLU ARG PHE ALA SEQRES 4 A 265 PHE CYS SER THR PHE LYS ALA PRO LEU VAL ALA ALA VAL SEQRES 5 A 265 LEU HIS GLN ASN PRO LEU THR HIS LEU ASP LYS LEU ILE SEQRES 6 A 265 THR TYR THR SER ASP ASP ILE ARG GLY ILE SER PRO VAL SEQRES 7 A 265 ALA GLN GLN HIS VAL GLN THR GLY MET THR ILE GLY GLN SEQRES 8 A 265 LEU CYS ASP ALA ALA ILE ARG TYR SER ASP GLY THR ALA SEQRES 9 A 265 ALA ASN LEU LEU LEU ALA ASP LEU GLY GLY PRO GLY GLY SEQRES 10 A 265 GLY THR ALA ALA PHE THR GLY TYR LEU ARG SER LEU GLY SEQRES 11 A 265 ASP THR VAL SER ARG LEU ASP ALA GLU GLU SER GLU LEU SEQRES 12 A 265 ASN ARG ALA PRO PRO GLY ASP GLU ARG ASP THR THR THR SEQRES 13 A 265 PRO HIS ALA ILE ALA LEU VAL LEU GLN GLN LEU VAL LEU SEQRES 14 A 265 GLY ASN ALA LEU PRO PRO ASP LYS ARG ALA LEU LEU THR SEQRES 15 A 265 ASP TRP MET ALA ARG ASN THR THR GLY ALA LYS ARG ILE SEQRES 16 A 265 ARG ALA GLY PHE PRO ALA ASP TRP LYS VAL ILE ASP LYS SEQRES 17 A 265 THR GLY THR GLY GLY TYR GLY ARG ALA ASN ASP ILE ALA SEQRES 18 A 265 VAL VAL TRP SER PRO THR GLY VAL PRO TYR VAL VAL ALA SEQRES 19 A 265 VAL MET SER ASP ARG ALA GLY GLY GLY TYR ASP ALA GLU SEQRES 20 A 265 PRO ARG GLU ALA LEU LEU ALA GLU ALA ALA THR CYS VAL SEQRES 21 A 265 ALA GLY VAL LEU ALA HET NH4 A 301 5 HET NH4 A 302 5 HET SO4 A 303 5 HET SO4 A 304 5 HET SO4 A 305 5 HET SO4 A 306 5 HETNAM NH4 AMMONIUM ION HETNAM SO4 SULFATE ION FORMUL 2 NH4 2(H4 N 1+) FORMUL 4 SO4 4(O4 S 2-) FORMUL 8 HOH *291(H2 O) HELIX 1 AA1 ASP A 29 ASP A 42 1 14 HELIX 2 AA2 CYS A 69 THR A 71 5 3 HELIX 3 AA3 PHE A 72 ASN A 86 1 13 HELIX 4 AA4 PRO A 87 ASP A 92 5 6 HELIX 5 AA5 THR A 98 ILE A 102 5 5 HELIX 6 AA6 VAL A 108 HIS A 112 5 5 HELIX 7 AA7 ILE A 119 TYR A 129 1 11 HELIX 8 AA8 ASP A 131 GLY A 143 1 13 HELIX 9 AA9 GLY A 144 GLY A 145B 5 4 HELIX 10 AB1 GLY A 145C LEU A 155 1 12 HELIX 11 AB2 THR A 182 LEU A 195 1 14 HELIX 12 AB3 PRO A 200 ARG A 213 1 14 HELIX 13 AB4 ARG A 220 PHE A 225 1 6 HELIX 14 AB5 ARG A 267 GLY A 271 5 5 HELIX 15 AB6 ARG A 277 ALA A 293 1 17 SHEET 1 AA1 5 ILE A 58 TYR A 60 0 SHEET 2 AA1 5 ARG A 44 VAL A 49 -1 N VAL A 49 O ILE A 58 SHEET 3 AA1 5 PRO A 258 ASP A 266 -1 O ASP A 266 N ARG A 44 SHEET 4 AA1 5 ALA A 244 TRP A 251 -1 N VAL A 250 O TYR A 259 SHEET 5 AA1 5 LYS A 230 THR A 237 -1 N GLY A 236 O ASN A 245 SHEET 1 AA2 2 PHE A 66 ALA A 67 0 SHEET 2 AA2 2 THR A 180 THR A 181 -1 O THR A 181 N PHE A 66 SHEET 1 AA3 2 LEU A 94 ILE A 95 0 SHEET 2 AA3 2 MET A 117 THR A 118 -1 O MET A 117 N ILE A 95 CRYST1 38.875 54.642 54.163 90.00 93.17 90.00 P 1 21 1 2 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 0.025723 0.000000 0.001426 0.00000 SCALE2 0.000000 0.018301 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018491 0.00000 CONECT 1970 1971 1972 1973 1974 CONECT 1971 1970 CONECT 1972 1970 CONECT 1973 1970 CONECT 1974 1970 CONECT 1975 1976 1977 1978 1979 CONECT 1976 1975 CONECT 1977 1975 CONECT 1978 1975 CONECT 1979 1975 CONECT 1980 1981 1982 1983 1984 CONECT 1981 1980 CONECT 1982 1980 CONECT 1983 1980 CONECT 1984 1980 CONECT 1985 1986 1987 1988 1989 CONECT 1986 1985 CONECT 1987 1985 CONECT 1988 1985 CONECT 1989 1985 CONECT 1990 1991 1992 1993 1994 CONECT 1991 1990 CONECT 1992 1990 CONECT 1993 1990 CONECT 1994 1990 CONECT 1995 1996 1997 1998 1999 CONECT 1996 1995 CONECT 1997 1995 CONECT 1998 1995 CONECT 1999 1995 MASTER 323 0 6 15 9 0 0 6 2268 1 30 21 END