HEADER HYDROLASE 27-JAN-00 1DY6 TITLE STRUCTURE OF THE IMIPENEM-HYDROLYZING BETA-LACTAMASE SME-1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: CARBAPENEM-HYDROLYSING BETA-LACTAMASE SME-1; COMPND 3 CHAIN: A, B; COMPND 4 EC: 3.5.2.6; COMPND 5 ENGINEERED: YES; COMPND 6 OTHER_DETAILS: APO FORM SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SERRATIA MARCESCENS; SOURCE 3 ORGANISM_TAXID: 615; SOURCE 4 STRAIN: S6; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: JM109; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PPTN103; SOURCE 9 EXPRESSION_SYSTEM_GENE: BLASME KEYWDS HYDROLASE, LACTAMASE, ANTIBIOTIC, CARBAPENEM, IMIPENEM EXPDTA X-RAY DIFFRACTION AUTHOR W.SOUGAKOFF,G.L'HERMITE,I.BILLY,V.GUILLET,T.NAAS,P.NORDMAN,V.JARLIER, AUTHOR 2 J.DELETTRE REVDAT 8 06-DEC-23 1DY6 1 REMARK REVDAT 7 22-MAY-19 1DY6 1 REMARK REVDAT 6 12-JUL-17 1DY6 1 REVDAT 5 05-JUL-17 1DY6 1 REMARK REVDAT 4 24-FEB-09 1DY6 1 VERSN REVDAT 3 17-MAR-05 1DY6 1 JRNL REVDAT 2 05-FEB-01 1DY6 1 REMARK REVDAT 1 26-JAN-01 1DY6 0 JRNL AUTH W.SOUGAKOFF,G.L'HERMITE,I.BILLY,L.PERNOT,V.GUILLET,T.NAAS, JRNL AUTH 2 P.NORDMANN,V.JARLIER,J.DELETTRE JRNL TITL STRUCTURE OF THE IMIPENEM-HYDROLYZING CLASS A BETA-LACTAMASE JRNL TITL 2 SME-1 FROM SERRATIA MARCESCENS. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 58 267 2002 JRNL REFN ISSN 0907-4449 JRNL PMID 11807251 JRNL DOI 10.1107/S0907444901019606 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH W.SOUGAKOFF,V.JARLIER,J.DELETTRE,N.COLLOC'H,G.L'HERMITE, REMARK 1 AUTH 2 P.NORDMANN,T.NAAS REMARK 1 TITL PURIFICATION, CRYSTALLIZATION, AND PRELIMINARY X-RAY REMARK 1 TITL 2 DIFFRACTION ANALYSIS OF THE CARBAPENEM-HYDROLYZING CLASS A REMARK 1 TITL 3 BETA-LACTAMASE SME-1 FROM SERRATIA MARCESCENS REMARK 1 REF J.STRUCT.BIOL. V. 116 313 1996 REMARK 1 REFN ISSN 1047-8477 REMARK 1 PMID 8812987 REMARK 1 DOI 10.1006/JSBI.1996.0046 REMARK 2 REMARK 2 RESOLUTION. 2.13 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.13 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 82.0 REMARK 3 NUMBER OF REFLECTIONS : 24447 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) : 0.184 REMARK 3 FREE R VALUE : 0.244 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2445 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 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) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4116 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 397 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.20 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 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.440 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : 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 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: A FLAT TWO-LOBE ELECTRON DENSITY IS REMARK 3 LOCATED IN A AND IN B BETWEEN SER130, THR235 AND SER237. IT HAS REMARK 3 BEEN ASSOCIATED WITH A MODEL OF TWO WATER MOLECULES, 111 AND 186 REMARK 3 IN MOLECULE A AND 89 AND 143 IN MOLECULE B. REMARK 4 REMARK 4 1DY6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 27-JAN-00. REMARK 100 THE DEPOSITION ID IS D_1290001175. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 291.0 REMARK 200 PH : 8.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : ENRAF-NONIUS FR571 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : DIFFRACTOMETER REMARK 200 DETECTOR MANUFACTURER : ENRAF-NONIUS FAST REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MADNESS REMARK 200 DATA SCALING SOFTWARE : AGROVATA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24447 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.130 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 82.0 REMARK 200 DATA REDUNDANCY : 2.300 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.04900 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: MODIFIED NMC-A BETA-LACTAMASE (1BUE) SOFTWARE REMARK 200 USED: AMORE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLIZED FROM 17% PEG REMARK 280 4000, 0.2 M AMMONIUM ACETATE, 0.1 M TRIS-HCL, PH 8.5, PH 8.50 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 25.86000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 300 REMARK: BIOLOGICAL UNIT: MONOMER 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS 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 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 ASN A 24 CG OD1 ND2 REMARK 470 LYS A 25 CG CD CE NZ REMARK 470 ASN B 24 CG OD1 ND2 REMARK 470 LYS B 25 CG CD CE NZ 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 2101 O HOH A 2182 1.48 REMARK 500 O HOH B 2081 O HOH B 2141 1.54 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 LYS A 25 -21.91 -23.78 REMARK 500 CYS A 69 -138.96 59.36 REMARK 500 TYR A 97 37.39 -159.65 REMARK 500 HIS A 105 70.63 67.32 REMARK 500 ARG A 220 -113.61 -109.90 REMARK 500 LYS B 25 -21.77 7.75 REMARK 500 CYS B 69 -139.19 57.98 REMARK 500 LYS B 87 16.28 58.18 REMARK 500 TYR B 97 34.75 -157.28 REMARK 500 HIS B 105 67.44 67.31 REMARK 500 ARG B 220 -118.66 -111.22 REMARK 500 ASP B 246 142.31 -170.85 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 A2007 DISTANCE = 6.78 ANGSTROMS REMARK 525 HOH A2051 DISTANCE = 6.10 ANGSTROMS REMARK 999 REMARK 999 SEQUENCE REMARK 999 SEQUENCE DESCRIBED IN NAAS T., VANDEL L., SOUGAKOFF W., REMARK 999 LIVERMORE D.M., NORDMANN P. ANTIMICROB. AGENTS CHEMOTHER. REMARK 999 38:1262-1270(1994). REMARK 999 REMARK 999 NUMBERING IN THE PDB SEGMENT IS ACCORDING TO AMBLER ET AL. REMARK 999 (BIOCHEM. J., 276 (1991) 269-272). THEREFORE, THERE ARE NO REMARK 999 RESIDUES NUMBERED 58 AND 253, AND TWO RESIDUES HAVE BEEN REMARK 999 ASSIGNED THE SAME NUMBER IN THE PDB ENTRY (ARG141 AND REMARK 999 PHE141B). REMARK 999 REMARK 999 THE 27 FIRST RESIDUES IN THE SWS SEQUENCE ARE CLEAVED IN THE REMARK 999 SME-1 MATURE PROTEIN. MOREOVER, NO DENSITY WAS OBSERVED FOR REMARK 999 THE SIDE CHAINS OF THE TWO FIRST RESIDUES ASN24 AND LYS25 IN REMARK 999 THE MATURE PROTEIN. REMARK 999 REMARK 999 ILE 245 WAS NOT IDENTIFIED IN THE EXPERIMENT. INSTEAD, A REMARK 999 DENSITY FOR A TYROSINE WAS CLEARLY LOCATED, CORRESPONDING REMARK 999 TO TYR A 241 AND TYR B 241 IN THE PDB ENTRY. THIS CORRESPONDS REMARK 999 TO THE SWISSPROT ENTRY Q54488. THE SEQUENCE WITH ILE 245 REMARK 999 IS GIVEN IN SWISSPROT ENTRY P52682 DBREF 1DY6 A 24 291 UNP Q54488 Q54488 28 295 DBREF 1DY6 B 24 291 UNP Q54488 Q54488 28 295 SEQRES 1 A 267 ASN LYS SER ASP ALA ALA ALA LYS GLN ILE LYS LYS LEU SEQRES 2 A 267 GLU GLU ASP PHE ASP GLY ARG ILE GLY VAL PHE ALA ILE SEQRES 3 A 267 ASP THR GLY SER GLY ASN THR PHE GLY TYR ARG SER ASP SEQRES 4 A 267 GLU ARG PHE PRO LEU CYS SER SER PHE LYS GLY PHE LEU SEQRES 5 A 267 ALA ALA ALA VAL LEU GLU ARG VAL GLN GLN LYS LYS LEU SEQRES 6 A 267 ASP ILE ASN GLN LYS VAL LYS TYR GLU SER ARG ASP LEU SEQRES 7 A 267 GLU TYR HIS SER PRO ILE THR THR LYS TYR LYS GLY SER SEQRES 8 A 267 GLY MET THR LEU GLY ASP MET ALA SER ALA ALA LEU GLN SEQRES 9 A 267 TYR SER ASP ASN GLY ALA THR ASN ILE ILE MET GLU ARG SEQRES 10 A 267 PHE LEU GLY GLY PRO GLU GLY MET THR LYS PHE MET ARG SEQRES 11 A 267 SER ILE GLY ASP ASN GLU PHE ARG LEU ASP ARG TRP GLU SEQRES 12 A 267 LEU GLU LEU ASN THR ALA ILE PRO GLY ASP LYS ARG ASP SEQRES 13 A 267 THR SER THR PRO LYS ALA VAL ALA ASN SER LEU ASN LYS SEQRES 14 A 267 LEU ALA LEU GLY ASN VAL LEU ASN ALA LYS VAL LYS ALA SEQRES 15 A 267 ILE TYR GLN ASN TRP LEU LYS GLY ASN THR THR GLY ASP SEQRES 16 A 267 ALA ARG ILE ARG ALA SER VAL PRO ALA ASP TRP VAL VAL SEQRES 17 A 267 GLY ASP LYS THR GLY SER CYS GLY ALA TYR GLY THR ALA SEQRES 18 A 267 ASN ASP TYR ALA VAL ILE TRP PRO LYS ASN ARG ALA PRO SEQRES 19 A 267 LEU ILE VAL SER ILE TYR THR THR ARG LYS SER LYS ASP SEQRES 20 A 267 ASP LYS HIS SER ASP LYS THR ILE ALA GLU ALA SER ARG SEQRES 21 A 267 ILE ALA ILE GLN ALA ILE ASP SEQRES 1 B 267 ASN LYS SER ASP ALA ALA ALA LYS GLN ILE LYS LYS LEU SEQRES 2 B 267 GLU GLU ASP PHE ASP GLY ARG ILE GLY VAL PHE ALA ILE SEQRES 3 B 267 ASP THR GLY SER GLY ASN THR PHE GLY TYR ARG SER ASP SEQRES 4 B 267 GLU ARG PHE PRO LEU CYS SER SER PHE LYS GLY PHE LEU SEQRES 5 B 267 ALA ALA ALA VAL LEU GLU ARG VAL GLN GLN LYS LYS LEU SEQRES 6 B 267 ASP ILE ASN GLN LYS VAL LYS TYR GLU SER ARG ASP LEU SEQRES 7 B 267 GLU TYR HIS SER PRO ILE THR THR LYS TYR LYS GLY SER SEQRES 8 B 267 GLY MET THR LEU GLY ASP MET ALA SER ALA ALA LEU GLN SEQRES 9 B 267 TYR SER ASP ASN GLY ALA THR ASN ILE ILE MET GLU ARG SEQRES 10 B 267 PHE LEU GLY GLY PRO GLU GLY MET THR LYS PHE MET ARG SEQRES 11 B 267 SER ILE GLY ASP ASN GLU PHE ARG LEU ASP ARG TRP GLU SEQRES 12 B 267 LEU GLU LEU ASN THR ALA ILE PRO GLY ASP LYS ARG ASP SEQRES 13 B 267 THR SER THR PRO LYS ALA VAL ALA ASN SER LEU ASN LYS SEQRES 14 B 267 LEU ALA LEU GLY ASN VAL LEU ASN ALA LYS VAL LYS ALA SEQRES 15 B 267 ILE TYR GLN ASN TRP LEU LYS GLY ASN THR THR GLY ASP SEQRES 16 B 267 ALA ARG ILE ARG ALA SER VAL PRO ALA ASP TRP VAL VAL SEQRES 17 B 267 GLY ASP LYS THR GLY SER CYS GLY ALA TYR GLY THR ALA SEQRES 18 B 267 ASN ASP TYR ALA VAL ILE TRP PRO LYS ASN ARG ALA PRO SEQRES 19 B 267 LEU ILE VAL SER ILE TYR THR THR ARG LYS SER LYS ASP SEQRES 20 B 267 ASP LYS HIS SER ASP LYS THR ILE ALA GLU ALA SER ARG SEQRES 21 B 267 ILE ALA ILE GLN ALA ILE ASP FORMUL 3 HOH *397(H2 O) HELIX 1 A1 LYS A 25 PHE A 40 1 16 HELIX 2 A2 CYS A 69 GLN A 86 1 18 HELIX 3 A3 SER A 106 TYR A 112 1 7 HELIX 4 A4 LEU A 119 TYR A 129 1 11 HELIX 5 A5 ASP A 131 PHE A 141B 1 12 HELIX 6 A6 GLY A 143 ILE A 155 1 13 HELIX 7 A7 LEU A 167 THR A 171 5 5 HELIX 8 A8 THR A 182 LEU A 195 1 14 HELIX 9 A9 ASN A 200 GLY A 213 1 14 HELIX 10 A10 ARG A 220 VAL A 225 5 6 HELIX 11 A11 SER A 275 ILE A 290 1 16 HELIX 12 B1 LYS B 25 PHE B 40 1 16 HELIX 13 B2 CYS B 69 GLN B 86 1 18 HELIX 14 B3 SER B 106 TYR B 112 1 7 HELIX 15 B4 LEU B 119 TYR B 129 1 11 HELIX 16 B5 ASP B 131 PHE B 141B 1 12 HELIX 17 B6 GLY B 143 ILE B 155 1 13 HELIX 18 B7 LEU B 167 THR B 171 5 5 HELIX 19 B8 THR B 182 LEU B 195 1 14 HELIX 20 B9 ASN B 200 GLY B 213 1 14 HELIX 21 B10 ARG B 220 VAL B 225 5 6 HELIX 22 B11 SER B 275 ILE B 290 1 16 SHEET 1 AA 5 GLY A 42 ASP A 50 0 SHEET 2 AA 5 THR A 56 TYR A 60 -1 O ALA A 48 N PHE A 57 SHEET 3 AA 5 VAL A 230 SER A 237 -1 O VAL A 230 N TRP A 251 SHEET 4 AA 5 ALA A 244 TRP A 251 -1 O ALA A 244 N THR A 265 SHEET 5 AA 5 LEU A 259 ARG A 267 -1 O ILE A 260 N ILE A 49 SHEET 1 AB 2 PHE A 66 PRO A 67 0 SHEET 2 AB 2 THR A 180 SER A 181 -1 O SER A 181 N PHE A 66 SHEET 1 AC 2 LYS A 94 VAL A 95 0 SHEET 2 AC 2 MET A 117 THR A 118 -1 O MET A 117 N VAL A 95 SHEET 1 BA 5 GLY B 42 ASP B 50 0 SHEET 2 BA 5 THR B 56 TYR B 60 -1 O ALA B 48 N PHE B 57 SHEET 3 BA 5 VAL B 230 SER B 237 -1 O VAL B 230 N TRP B 251 SHEET 4 BA 5 ALA B 244 TRP B 251 -1 O ALA B 244 N THR B 265 SHEET 5 BA 5 LEU B 259 ARG B 267 -1 O ILE B 260 N ILE B 49 SHEET 1 BB 2 PHE B 66 PRO B 67 0 SHEET 2 BB 2 THR B 180 SER B 181 -1 O SER B 181 N PHE B 66 SHEET 1 BC 2 LYS B 94 VAL B 95 0 SHEET 2 BC 2 MET B 117 THR B 118 -1 O MET B 117 N VAL B 95 SSBOND 1 CYS A 69 CYS A 238 1555 1555 2.03 SSBOND 2 CYS B 69 CYS B 238 1555 1555 2.04 CISPEP 1 GLU A 166 LEU A 167 0 1.72 CISPEP 2 GLU B 166 LEU B 167 0 1.01 CRYST1 81.500 51.720 71.690 90.00 118.62 90.00 P 1 21 1 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 0.012270 0.000000 0.006695 0.00000 SCALE2 0.000000 0.019335 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015890 0.00000 MTRIX1 1 0.986365 0.004914 0.164497 -34.13220 1 MTRIX2 1 -0.006451 0.999940 0.008811 -49.76730 1 MTRIX3 1 -0.164444 -0.009752 0.986338 -29.03920 1