HEADER HYDROLASE 13-FEB-07 2OV5 TITLE CRYSTAL STRUCTURE OF THE KPC-2 CARBAPENEMASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CARBAPENEMASE; COMPND 3 CHAIN: A, B, C; COMPND 4 SYNONYM: CLASS A CARBAPENEMASE KPC-2; COMPND 5 EC: 3.5.2.6; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: KLEBSIELLA PNEUMONIAE; SOURCE 3 ORGANISM_TAXID: 573; SOURCE 4 GENE: KPC-2, BLAKPC-2; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI STR. K-12 SUBSTR. DH10B; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 316385; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: DH10B; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PBR322 KEYWDS CARBAPENEMASE, BETA-LACTAMASE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR W.KE,C.R.BETHEL,J.M.THOMSON,R.A.BONOMO,F.VAN DEN AKKER REVDAT 5 30-AUG-23 2OV5 1 REMARK REVDAT 4 24-FEB-09 2OV5 1 VERSN REVDAT 3 18-NOV-08 2OV5 1 AUTHOR REVDAT 2 29-MAY-07 2OV5 1 JRNL REVDAT 1 01-MAY-07 2OV5 0 JRNL AUTH W.KE,C.R.BETHEL,J.M.THOMSON,R.A.BONOMO,F.AKKER JRNL TITL CRYSTAL STRUCTURE OF KPC-2: INSIGHTS INTO CARBAPENEMASE JRNL TITL 2 ACTIVITY IN CLASS A BETA-LACTAMASES. JRNL REF BIOCHEMISTRY V. 46 5732 2007 JRNL REFN ISSN 0006-2960 JRNL PMID 17441734 JRNL DOI 10.1021/BI700300U REMARK 2 REMARK 2 RESOLUTION. 1.85 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.06 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2573.0 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 61501 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : R-FREE REMARK 3 FREE R VALUE TEST SET SELECTION : 5%, RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.148 REMARK 3 FREE R VALUE : 0.190 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 2989 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 5847 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 33 REMARK 3 SOLVENT ATOMS : 294 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.82 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.23200 REMARK 3 B22 (A**2) : 0.23200 REMARK 3 B33 (A**2) : -0.46300 REMARK 3 B12 (A**2) : -0.96000 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): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.006 ; NULL REMARK 3 ANGLE DISTANCE (A) : 1.288 ; 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 2OV5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-FEB-07. REMARK 100 THE DEPOSITION ID IS D_1000041624. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 9 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-BM REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.970 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 64107 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.850 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 (%) : 95.6 REMARK 200 DATA REDUNDANCY : 3.200 REMARK 200 R MERGE (I) : 0.06400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 19.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.92 REMARK 200 COMPLETENESS FOR SHELL (%) : 90.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.34400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.300 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: 1DY6-A REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.65 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.44 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 16% PEG6000, 0.1M BICINE, PH 9, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 17.33367 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 34.66733 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3 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 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 350 REMARK 350 BIOMOLECULE: 3 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: C 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: 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 69 -134.95 54.10 REMARK 500 ARG A 220 -118.79 -113.95 REMARK 500 PRO A 226 -177.54 -56.97 REMARK 500 ASP A 246 141.35 -175.25 REMARK 500 CYS B 69 -136.01 51.69 REMARK 500 SER B 181 -172.56 -173.67 REMARK 500 ARG B 220 -126.48 -110.86 REMARK 500 ASP B 246 145.05 -175.85 REMARK 500 ALA B 257 155.89 -45.51 REMARK 500 THR C 51 -1.88 -57.64 REMARK 500 CYS C 69 -141.32 47.30 REMARK 500 LEU C 169 0.44 -69.11 REMARK 500 ARG C 220 -112.26 -109.07 REMARK 500 ASP C 246 140.16 -176.14 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BCN A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BCN B 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BCN C 503 DBREF 2OV5 A 30 290 UNP Q93LQ9 Q93LQ9_KLEPN 30 290 DBREF 2OV5 B 30 290 UNP Q93LQ9 Q93LQ9_KLEPN 30 290 DBREF 2OV5 C 30 290 UNP Q93LQ9 Q93LQ9_KLEPN 30 290 SEQRES 1 A 261 ALA GLU PRO PHE ALA LYS LEU GLU GLN ASP PHE GLY GLY SEQRES 2 A 261 SER ILE GLY VAL TYR ALA MET ASP THR GLY SER GLY ALA SEQRES 3 A 261 THR VAL SER TYR ARG ALA GLU GLU ARG PHE PRO LEU CYS SEQRES 4 A 261 SER SER PHE LYS GLY PHE LEU ALA ALA ALA VAL LEU ALA SEQRES 5 A 261 ARG SER GLN GLN GLN ALA GLY LEU LEU ASP THR PRO ILE SEQRES 6 A 261 ARG TYR GLY LYS ASN ALA LEU VAL PRO TRP SER PRO ILE SEQRES 7 A 261 SER GLU LYS TYR LEU THR THR GLY MET THR VAL ALA GLU SEQRES 8 A 261 LEU SER ALA ALA ALA VAL GLN TYR SER ASP ASN ALA ALA SEQRES 9 A 261 ALA ASN LEU LEU LEU LYS GLU LEU GLY GLY PRO ALA GLY SEQRES 10 A 261 LEU THR ALA PHE MET ARG SER ILE GLY ASP THR THR PHE SEQRES 11 A 261 ARG LEU ASP ARG TRP GLU LEU GLU LEU ASN SER ALA ILE SEQRES 12 A 261 PRO GLY ASP ALA ARG ASP THR SER SER PRO ARG ALA VAL SEQRES 13 A 261 THR GLU SER LEU GLN LYS LEU THR LEU GLY SER ALA LEU SEQRES 14 A 261 ALA ALA PRO GLN ARG GLN GLN PHE VAL ASP TRP LEU LYS SEQRES 15 A 261 GLY ASN THR THR GLY ASN HIS ARG ILE ARG ALA ALA VAL SEQRES 16 A 261 PRO ALA ASP TRP ALA VAL GLY ASP LYS THR GLY THR CYS SEQRES 17 A 261 GLY VAL TYR GLY THR ALA ASN ASP TYR ALA VAL VAL TRP SEQRES 18 A 261 PRO THR GLY ARG ALA PRO ILE VAL LEU ALA VAL TYR THR SEQRES 19 A 261 ARG ALA PRO ASN LYS ASP ASP LYS HIS SER GLU ALA VAL SEQRES 20 A 261 ILE ALA ALA ALA ALA ARG LEU ALA LEU GLU GLY LEU GLY SEQRES 21 A 261 VAL SEQRES 1 B 261 ALA GLU PRO PHE ALA LYS LEU GLU GLN ASP PHE GLY GLY SEQRES 2 B 261 SER ILE GLY VAL TYR ALA MET ASP THR GLY SER GLY ALA SEQRES 3 B 261 THR VAL SER TYR ARG ALA GLU GLU ARG PHE PRO LEU CYS SEQRES 4 B 261 SER SER PHE LYS GLY PHE LEU ALA ALA ALA VAL LEU ALA SEQRES 5 B 261 ARG SER GLN GLN GLN ALA GLY LEU LEU ASP THR PRO ILE SEQRES 6 B 261 ARG TYR GLY LYS ASN ALA LEU VAL PRO TRP SER PRO ILE SEQRES 7 B 261 SER GLU LYS TYR LEU THR THR GLY MET THR VAL ALA GLU SEQRES 8 B 261 LEU SER ALA ALA ALA VAL GLN TYR SER ASP ASN ALA ALA SEQRES 9 B 261 ALA ASN LEU LEU LEU LYS GLU LEU GLY GLY PRO ALA GLY SEQRES 10 B 261 LEU THR ALA PHE MET ARG SER ILE GLY ASP THR THR PHE SEQRES 11 B 261 ARG LEU ASP ARG TRP GLU LEU GLU LEU ASN SER ALA ILE SEQRES 12 B 261 PRO GLY ASP ALA ARG ASP THR SER SER PRO ARG ALA VAL SEQRES 13 B 261 THR GLU SER LEU GLN LYS LEU THR LEU GLY SER ALA LEU SEQRES 14 B 261 ALA ALA PRO GLN ARG GLN GLN PHE VAL ASP TRP LEU LYS SEQRES 15 B 261 GLY ASN THR THR GLY ASN HIS ARG ILE ARG ALA ALA VAL SEQRES 16 B 261 PRO ALA ASP TRP ALA VAL GLY ASP LYS THR GLY THR CYS SEQRES 17 B 261 GLY VAL TYR GLY THR ALA ASN ASP TYR ALA VAL VAL TRP SEQRES 18 B 261 PRO THR GLY ARG ALA PRO ILE VAL LEU ALA VAL TYR THR SEQRES 19 B 261 ARG ALA PRO ASN LYS ASP ASP LYS HIS SER GLU ALA VAL SEQRES 20 B 261 ILE ALA ALA ALA ALA ARG LEU ALA LEU GLU GLY LEU GLY SEQRES 21 B 261 VAL SEQRES 1 C 261 ALA GLU PRO PHE ALA LYS LEU GLU GLN ASP PHE GLY GLY SEQRES 2 C 261 SER ILE GLY VAL TYR ALA MET ASP THR GLY SER GLY ALA SEQRES 3 C 261 THR VAL SER TYR ARG ALA GLU GLU ARG PHE PRO LEU CYS SEQRES 4 C 261 SER SER PHE LYS GLY PHE LEU ALA ALA ALA VAL LEU ALA SEQRES 5 C 261 ARG SER GLN GLN GLN ALA GLY LEU LEU ASP THR PRO ILE SEQRES 6 C 261 ARG TYR GLY LYS ASN ALA LEU VAL PRO TRP SER PRO ILE SEQRES 7 C 261 SER GLU LYS TYR LEU THR THR GLY MET THR VAL ALA GLU SEQRES 8 C 261 LEU SER ALA ALA ALA VAL GLN TYR SER ASP ASN ALA ALA SEQRES 9 C 261 ALA ASN LEU LEU LEU LYS GLU LEU GLY GLY PRO ALA GLY SEQRES 10 C 261 LEU THR ALA PHE MET ARG SER ILE GLY ASP THR THR PHE SEQRES 11 C 261 ARG LEU ASP ARG TRP GLU LEU GLU LEU ASN SER ALA ILE SEQRES 12 C 261 PRO GLY ASP ALA ARG ASP THR SER SER PRO ARG ALA VAL SEQRES 13 C 261 THR GLU SER LEU GLN LYS LEU THR LEU GLY SER ALA LEU SEQRES 14 C 261 ALA ALA PRO GLN ARG GLN GLN PHE VAL ASP TRP LEU LYS SEQRES 15 C 261 GLY ASN THR THR GLY ASN HIS ARG ILE ARG ALA ALA VAL SEQRES 16 C 261 PRO ALA ASP TRP ALA VAL GLY ASP LYS THR GLY THR CYS SEQRES 17 C 261 GLY VAL TYR GLY THR ALA ASN ASP TYR ALA VAL VAL TRP SEQRES 18 C 261 PRO THR GLY ARG ALA PRO ILE VAL LEU ALA VAL TYR THR SEQRES 19 C 261 ARG ALA PRO ASN LYS ASP ASP LYS HIS SER GLU ALA VAL SEQRES 20 C 261 ILE ALA ALA ALA ALA ARG LEU ALA LEU GLU GLY LEU GLY SEQRES 21 C 261 VAL HET BCN A 501 11 HET BCN B 502 11 HET BCN C 503 11 HETNAM BCN BICINE FORMUL 4 BCN 3(C6 H13 N O4) FORMUL 7 HOH *294(H2 O) HELIX 1 1 ALA A 30 GLY A 41 1 12 HELIX 2 2 SER A 71 GLN A 86 1 16 HELIX 3 3 GLY A 98 LEU A 102 5 5 HELIX 4 4 SER A 106 TYR A 112 1 7 HELIX 5 5 VAL A 119 TYR A 129 1 11 HELIX 6 6 ASP A 131 LEU A 142 1 12 HELIX 7 7 GLY A 143 ILE A 155 1 13 HELIX 8 8 LEU A 167 SER A 171 5 5 HELIX 9 9 SER A 182 LEU A 195 1 14 HELIX 10 10 ALA A 200 GLY A 213 1 14 HELIX 11 11 ARG A 220 VAL A 225 5 6 HELIX 12 12 SER A 275 LEU A 290 1 16 HELIX 13 13 ALA B 30 GLN B 38 1 9 HELIX 14 14 SER B 71 GLN B 87 1 17 HELIX 15 15 GLY B 98 LEU B 102 5 5 HELIX 16 16 SER B 106 TYR B 112 1 7 HELIX 17 17 VAL B 119 SER B 130 1 12 HELIX 18 18 ASP B 131 GLY B 143 1 13 HELIX 19 19 GLY B 143 ILE B 155 1 13 HELIX 20 20 LEU B 167 ALA B 172 5 6 HELIX 21 21 SER B 182 LEU B 195 1 14 HELIX 22 22 ALA B 200 GLY B 213 1 14 HELIX 23 23 ARG B 220 VAL B 225 5 6 HELIX 24 24 SER B 275 GLY B 289 1 15 HELIX 25 25 ALA C 30 GLY C 41 1 12 HELIX 26 26 SER C 71 GLN C 85 1 15 HELIX 27 27 GLY C 98 LEU C 102 5 5 HELIX 28 28 SER C 106 TYR C 112 1 7 HELIX 29 29 VAL C 119 SER C 130 1 12 HELIX 30 30 ASP C 131 LEU C 142 1 12 HELIX 31 31 GLY C 143 ILE C 155 1 13 HELIX 32 32 LEU C 167 SER C 171 5 5 HELIX 33 33 SER C 182 LEU C 195 1 14 HELIX 34 34 ALA C 200 GLY C 213 1 14 HELIX 35 35 ARG C 220 ALA C 224 5 5 HELIX 36 36 SER C 275 LEU C 290 1 16 SHEET 1 A 5 THR A 56 TYR A 60 0 SHEET 2 A 5 SER A 43 ASP A 50 -1 N VAL A 46 O TYR A 60 SHEET 3 A 5 ILE A 259 ARG A 266 -1 O VAL A 260 N MET A 49 SHEET 4 A 5 ALA A 244 TRP A 251 -1 N VAL A 250 O ILE A 259 SHEET 5 A 5 ALA A 230 THR A 237 -1 N ALA A 230 O TRP A 251 SHEET 1 B 2 PHE A 66 PRO A 67 0 SHEET 2 B 2 THR A 180 SER A 181 -1 O SER A 181 N PHE A 66 SHEET 1 C 2 PRO A 94 ILE A 95 0 SHEET 2 C 2 MET A 117 THR A 118 -1 O MET A 117 N ILE A 95 SHEET 1 D 5 THR B 56 TYR B 60 0 SHEET 2 D 5 SER B 43 ASP B 50 -1 N VAL B 46 O TYR B 60 SHEET 3 D 5 ILE B 259 ARG B 266 -1 O TYR B 264 N GLY B 45 SHEET 4 D 5 ALA B 244 TRP B 251 -1 N VAL B 250 O ILE B 259 SHEET 5 D 5 ALA B 230 THR B 237 -1 N GLY B 236 O ASN B 245 SHEET 1 E 2 PHE B 66 PRO B 67 0 SHEET 2 E 2 THR B 180 SER B 181 -1 O SER B 181 N PHE B 66 SHEET 1 F 2 PRO B 94 ILE B 95 0 SHEET 2 F 2 MET B 117 THR B 118 -1 O MET B 117 N ILE B 95 SHEET 1 G 5 THR C 56 TYR C 60 0 SHEET 2 G 5 SER C 43 ASP C 50 -1 N ALA C 48 O VAL C 57 SHEET 3 G 5 ILE C 259 ARG C 266 -1 O TYR C 264 N GLY C 45 SHEET 4 G 5 ALA C 244 TRP C 251 -1 N VAL C 250 O ILE C 259 SHEET 5 G 5 ALA C 230 THR C 237 -1 N GLY C 236 O ASN C 245 SHEET 1 H 2 PHE C 66 PRO C 67 0 SHEET 2 H 2 THR C 180 SER C 181 -1 O SER C 181 N PHE C 66 SHEET 1 I 2 PRO C 94 ILE C 95 0 SHEET 2 I 2 MET C 117 THR C 118 -1 O MET C 117 N ILE C 95 SSBOND 1 CYS A 69 CYS A 238 1555 1555 2.04 SSBOND 2 CYS B 69 CYS B 238 1555 1555 2.04 SSBOND 3 CYS C 69 CYS C 238 1555 1555 2.04 CISPEP 1 GLU A 166 LEU A 167 0 2.18 CISPEP 2 GLU B 166 LEU B 167 0 1.43 CISPEP 3 GLU C 166 LEU C 167 0 2.83 SITE 1 AC1 7 SER A 70 TRP A 105 SER A 130 LYS A 234 SITE 2 AC1 7 THR A 235 THR A 237 HOH A 591 SITE 1 AC2 10 SER B 70 LYS B 73 TRP B 105 SER B 130 SITE 2 AC2 10 ASN B 132 THR B 216 LYS B 234 THR B 235 SITE 3 AC2 10 GLY B 236 THR B 237 SITE 1 AC3 11 SER C 70 LYS C 73 TRP C 105 SER C 130 SITE 2 AC3 11 ASN C 132 LYS C 234 THR C 235 GLY C 236 SITE 3 AC3 11 THR C 237 HOH C 548 HOH C 552 CRYST1 116.245 116.245 52.001 90.00 90.00 120.00 P 31 9 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 0.008603 0.004967 0.000000 0.00000 SCALE2 0.000000 0.009933 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019230 0.00000