HEADER HYDROLASE 12-JAN-22 7TI0 TITLE STRUCTURE OF CTX-M-15 BOUND TO RPX-7063 AT 1.5A COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA-LACTAMASE; COMPND 3 CHAIN: A; COMPND 4 EC: 3.5.2.6; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: KLEBSIELLA PNEUMONIAE; SOURCE 3 ORGANISM_TAXID: 573; SOURCE 4 GENE: BLACTX-M-15, BLA_1, BLA_10, BLA_2, BLA_3, BLACTX-M, CTX-M, SOURCE 5 CTX-M-15, CTX-M-15; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS CTX-M-15, ANTIBIOTIC, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR M.C.CLIFTON,J.ABENDROTH,S.J.HECKER,T.E.EDWARDS REVDAT 2 18-OCT-23 7TI0 1 REMARK REVDAT 1 18-MAY-22 7TI0 0 JRNL AUTH K.R.REDDY,M.TOTROV,O.LOMOVSKAYA,D.C.GRIFFITH,Z.TARAZI, JRNL AUTH 2 M.C.CLIFTON,S.J.HECKER JRNL TITL BROAD-SPECTRUM CYCLIC BORONATE BETA-LACTAMASE INHIBITORS JRNL TITL 2 FEATURING AN INTRAMOLECULAR PRODRUG FOR ORAL JRNL TITL 3 BIOAVAILABILITY. JRNL REF BIOORG.MED.CHEM. V. 62 16722 2022 JRNL REFN ESSN 1464-3391 JRNL PMID 35358864 JRNL DOI 10.1016/J.BMC.2022.116722 REMARK 2 REMARK 2 RESOLUTION. 1.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.6.0117 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 3 NUMBER OF REFLECTIONS : 39211 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 + TEST SET) : 0.160 REMARK 3 R VALUE (WORKING SET) : 0.160 REMARK 3 FREE R VALUE : 0.178 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1965 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.54 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2525 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.99 REMARK 3 BIN R VALUE (WORKING SET) : 0.1850 REMARK 3 BIN FREE R VALUE SET COUNT : 126 REMARK 3 BIN FREE R VALUE : 0.2130 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1927 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 36 REMARK 3 SOLVENT ATOMS : 293 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 12.64 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 7.31 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.03000 REMARK 3 B22 (A**2) : 0.35000 REMARK 3 B33 (A**2) : -0.32000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.069 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.067 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.038 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.975 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.954 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.936 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2000 ; 0.014 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 1327 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2722 ; 1.858 ; 1.983 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3253 ; 1.520 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 263 ; 5.826 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 77 ;36.949 ;24.286 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 329 ;10.838 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 15 ; 8.124 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 323 ; 0.340 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2237 ; 0.009 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 378 ; 0.003 ; 0.020 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 : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 1 A 263 REMARK 3 ORIGIN FOR THE GROUP (A): 45.4793 38.8027 12.2183 REMARK 3 T TENSOR REMARK 3 T11: 0.0161 T22: 0.0051 REMARK 3 T33: 0.0020 T12: -0.0033 REMARK 3 T13: 0.0042 T23: -0.0009 REMARK 3 L TENSOR REMARK 3 L11: 0.8703 L22: 0.4021 REMARK 3 L33: 0.3679 L12: -0.0370 REMARK 3 L13: 0.0225 L23: -0.0251 REMARK 3 S TENSOR REMARK 3 S11: 0.0007 S12: -0.0355 S13: 0.0206 REMARK 3 S21: -0.0080 S22: -0.0039 S23: -0.0137 REMARK 3 S31: 0.0025 S32: 0.0103 S33: 0.0033 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: U VALUES : WITH TLS ADDED REMARK 3 HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS REMARK 4 REMARK 4 7TI0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-JAN-22. REMARK 100 THE DEPOSITION ID IS D_1000262339. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-NOV-11 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.3 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9765 REMARK 200 MONOCHROMATOR : ASYMMETRIC CURVED CRYSTAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 39211 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 3.970 REMARK 200 R MERGE (I) : 0.06000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 18.7900 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.54 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.3 REMARK 200 DATA REDUNDANCY IN SHELL : 3.87 REMARK 200 R MERGE FOR SHELL (I) : 0.22900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 6.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: PDB ENTRY 1YMS REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.34 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.13 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M BIS-TRIS PROPANE PH 7.0, 2.3M REMARK 280 AMMONIUM SULFATE, VAPOR DIFFUSION, SITTING 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 22.94000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 58.59500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 22.39000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 58.59500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 22.94000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 22.39000 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 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 GLN A 1 REMARK 465 GLY A 262 REMARK 465 LEU A 263 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 THR A 2 OG1 CG2 REMARK 470 ASP A 4 CG OD1 OD2 REMARK 470 GLN A 7 CG CD OE1 NE2 REMARK 470 GLU A 11 CG CD OE1 OE2 REMARK 470 LYS A 227 CG CD CE NZ REMARK 470 GLU A 246 CG CD OE1 OE2 REMARK 470 ASP A 261 CG OD1 OD2 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 229 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG A 249 NE - CZ - NH2 ANGL. DEV. = -3.5 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 CYS A 44 -138.76 51.07 REMARK 500 VAL A 78 -140.68 -124.56 REMARK 500 SER A 195 -125.62 -106.55 REMARK 500 REMARK 500 REMARK: NULL DBREF 7TI0 A 1 263 UNP Q2PUH3 Q2PUH3_KLEPN 29 291 SEQRES 1 A 263 GLN THR ALA ASP VAL GLN GLN LYS LEU ALA GLU LEU GLU SEQRES 2 A 263 ARG GLN SER GLY GLY ARG LEU GLY VAL ALA LEU ILE ASN SEQRES 3 A 263 THR ALA ASP ASN SER GLN ILE LEU TYR ARG ALA ASP GLU SEQRES 4 A 263 ARG PHE ALA MET CYS SER THR SER LYS VAL MET ALA ALA SEQRES 5 A 263 ALA ALA VAL LEU LYS LYS SER GLU SER GLU PRO ASN LEU SEQRES 6 A 263 LEU ASN GLN ARG VAL GLU ILE LYS LYS SER ASP LEU VAL SEQRES 7 A 263 ASN TYR ASN PRO ILE ALA GLU LYS HIS VAL ASN GLY THR SEQRES 8 A 263 MET SER LEU ALA GLU LEU SER ALA ALA ALA LEU GLN TYR SEQRES 9 A 263 SER ASP ASN VAL ALA MET ASN LYS LEU ILE ALA HIS VAL SEQRES 10 A 263 GLY GLY PRO ALA SER VAL THR ALA PHE ALA ARG GLN LEU SEQRES 11 A 263 GLY ASP GLU THR PHE ARG LEU ASP ARG THR GLU PRO THR SEQRES 12 A 263 LEU ASN THR ALA ILE PRO GLY ASP PRO ARG ASP THR THR SEQRES 13 A 263 SER PRO ARG ALA MET ALA GLN THR LEU ARG ASN LEU THR SEQRES 14 A 263 LEU GLY LYS ALA LEU GLY ASP SER GLN ARG ALA GLN LEU SEQRES 15 A 263 VAL THR TRP MET LYS GLY ASN THR THR GLY ALA ALA SER SEQRES 16 A 263 ILE GLN ALA GLY LEU PRO ALA SER TRP VAL VAL GLY ASP SEQRES 17 A 263 LYS THR GLY SER GLY GLY TYR GLY THR THR ASN ASP ILE SEQRES 18 A 263 ALA VAL ILE TRP PRO LYS ASP ARG ALA PRO LEU ILE LEU SEQRES 19 A 263 VAL THR TYR PHE THR GLN PRO GLN PRO LYS ALA GLU SER SEQRES 20 A 263 ARG ARG ASP VAL LEU ALA SER ALA ALA LYS ILE VAL THR SEQRES 21 A 263 ASP GLY LEU HET ZXQ A 301 21 HET SO4 A 302 5 HET SO4 A 303 5 HET EDO A 304 4 HET CL A 305 1 HETNAM ZXQ {(3R,7S)-2-HYDROXY-3-[2-(THIOPHEN-2-YL)ACETAMIDO]-2,3, HETNAM 2 ZXQ 4,7-TETRAHYDRO-1,2-OXABOREPIN-7-YL}ACETIC ACID HETNAM SO4 SULFATE ION HETNAM EDO 1,2-ETHANEDIOL HETNAM CL CHLORIDE ION HETSYN EDO ETHYLENE GLYCOL FORMUL 2 ZXQ C13 H16 B N O5 S FORMUL 3 SO4 2(O4 S 2-) FORMUL 5 EDO C2 H6 O2 FORMUL 6 CL CL 1- FORMUL 7 HOH *293(H2 O) HELIX 1 AA1 THR A 2 GLY A 17 1 16 HELIX 2 AA2 CYS A 44 THR A 46 5 3 HELIX 3 AA3 SER A 47 GLU A 60 1 14 HELIX 4 AA4 ASN A 64 ASN A 67 5 4 HELIX 5 AA5 LYS A 73 LEU A 77 5 5 HELIX 6 AA6 ILE A 83 HIS A 87 5 5 HELIX 7 AA7 LEU A 94 TYR A 104 1 11 HELIX 8 AA8 ASP A 106 GLY A 118 1 13 HELIX 9 AA9 GLY A 119 GLY A 131 1 13 HELIX 10 AB1 PRO A 142 THR A 146 5 5 HELIX 11 AB2 SER A 157 LEU A 170 1 14 HELIX 12 AB3 GLY A 175 GLY A 188 1 14 HELIX 13 AB4 SER A 195 LEU A 200 5 6 HELIX 14 AB5 ARG A 248 ASP A 261 1 14 SHEET 1 AA1 5 SER A 31 TYR A 35 0 SHEET 2 AA1 5 ARG A 19 ASN A 26 -1 N VAL A 22 O TYR A 35 SHEET 3 AA1 5 LEU A 232 THR A 239 -1 O TYR A 237 N GLY A 21 SHEET 4 AA1 5 THR A 217 TRP A 225 -1 N ASP A 220 O THR A 236 SHEET 5 AA1 5 VAL A 205 GLY A 213 -1 N VAL A 205 O TRP A 225 SHEET 1 AA2 2 PHE A 41 ALA A 42 0 SHEET 2 AA2 2 THR A 155 THR A 156 -1 O THR A 156 N PHE A 41 SHEET 1 AA3 2 ARG A 69 GLU A 71 0 SHEET 2 AA3 2 THR A 91 SER A 93 -1 O MET A 92 N VAL A 70 LINK OG SER A 45 B15 ZXQ A 301 1555 1555 1.50 CISPEP 1 GLU A 141 PRO A 142 0 7.18 CRYST1 45.880 44.780 117.190 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 0.021796 0.000000 0.000000 0.00000 SCALE2 0.000000 0.022331 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008533 0.00000