HEADER HYDROLASE 20-NOV-09 2WYX TITLE NEUTRON STRUCTURE OF A CLASS A BETA-LACTAMASE TOHO-1 E166A R274N R276N TITLE 2 TRIPLE MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA-LACTAMSE TOHO-1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 33-288; COMPND 5 EC: 3.5.2.6; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 511693; SOURCE 4 STRAIN: BL21; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PJEXPRESS401; SOURCE 9 OTHER_DETAILS: RECOMBINANT KEYWDS TOHO-1, HYDROLASE, BETA-LACTAMASE, CTX- M-TYPE ESBLS, NEUTRON KEYWDS 2 STRUCTURE, ANTIBIOTIC RESISTANCE, EXTENDED-SPECTRUM BETA-LACTAMASES KEYWDS 3 (ESBLS) EXPDTA NEUTRON DIFFRACTION AUTHOR S.J.TOMANICEK,M.P.BLAKELEY,J.COOPER,Y.CHEN,P.AFONINE,L.COATES REVDAT 6 08-MAY-24 2WYX 1 REMARK REVDAT 5 09-MAY-18 2WYX 1 REMARK REVDAT 4 31-JAN-18 2WYX 1 REMARK REVDAT 3 22-MAR-17 2WYX 1 REMARK REVDAT 2 02-MAR-10 2WYX 1 JRNL REMARK REVDAT 1 12-JAN-10 2WYX 0 JRNL AUTH S.J.TOMANICEK,M.P.BLAKELEY,J.COOPER,Y.CHEN,P.AFONINE, JRNL AUTH 2 L.COATES JRNL TITL NEUTRON DIFFRACTION STUDIES OF A CLASS A BETA-LACTAMASE JRNL TITL 2 TOHO-1 E166A R274N R276N TRIPLE MUTANT JRNL REF J.MOL.BIOL. V. 396 1070 2010 JRNL REFN ISSN 0022-2836 JRNL PMID 20036259 JRNL DOI 10.1016/J.JMB.2009.12.036 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : MLF REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.41 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.520 REMARK 3 COMPLETENESS FOR RANGE (%) : 88.6 REMARK 3 NUMBER OF REFLECTIONS : 15814 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.226 REMARK 3 R VALUE (WORKING SET) : 0.223 REMARK 3 FREE R VALUE : 0.258 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.300 REMARK 3 FREE R VALUE TEST SET COUNT : 840 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 16.0012 - 3.5835 0.90 3388 185 0.2048 0.2275 REMARK 3 2 3.5835 - 2.8496 0.89 3211 170 0.2078 0.2553 REMARK 3 3 2.8496 - 2.4909 0.83 2974 155 0.2292 0.2688 REMARK 3 4 2.4909 - 2.2639 0.78 2787 144 0.2530 0.3003 REMARK 3 5 2.2639 - 2.1020 0.74 2621 130 0.2604 0.2944 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : 0.48 REMARK 3 B_SOL : 30.63 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 30.310 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) : -0.98140 REMARK 3 B22 (A**2) : -0.98140 REMARK 3 B33 (A**2) : 1.96270 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 TWINNING INFORMATION. REMARK 3 FRACTION: 0.2010 REMARK 3 OPERATOR: -H,-K,L REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.014 4508 REMARK 3 ANGLE : 1.100 7937 REMARK 3 CHIRALITY : 0.083 318 REMARK 3 PLANARITY : 0.004 903 REMARK 3 DIHEDRAL : 19.250 1100 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2WYX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 20-NOV-09. REMARK 100 THE DEPOSITION ID IS D_1290041778. REMARK 230 REMARK 230 EXPERIMENTAL DETAILS REMARK 230 EXPERIMENT TYPE : NEUTRON DIFFRACTION REMARK 230 DATE OF DATA COLLECTION : 03-SEP-09 REMARK 230 TEMPERATURE (KELVIN) : NULL REMARK 230 PH : 6.50 REMARK 230 NUMBER OF CRYSTALS USED : 1 REMARK 230 REMARK 230 NEUTRON SOURCE : NUCLEAR REACTOR REMARK 230 BEAMLINE : LADI III REMARK 230 WAVELENGTH OR RANGE (A) : 3.7 REMARK 230 MONOCHROMATOR : NULL REMARK 230 OPTICS : NULL REMARK 230 REMARK 230 DETECTOR TYPE : IMAGE PLATE REMARK 230 DETECTOR MANUFACTURER : NULL REMARK 230 INTENSITY-INTEGRATION SOFTWARE : LAUEGEN REMARK 230 DATA SCALING SOFTWARE : LAUEGEN REMARK 230 REMARK 230 NUMBER OF UNIQUE REFLECTIONS : 15814 REMARK 230 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 230 RESOLUTION RANGE LOW (A) : 19.400 REMARK 230 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 230 REMARK 230 OVERALL. REMARK 230 COMPLETENESS FOR RANGE (%) : 88.6 REMARK 230 DATA REDUNDANCY : 8.200 REMARK 230 R MERGE (I) : 0.17700 REMARK 230 R SYM (I) : 0.06000 REMARK 230 FOR THE DATA SET : 10.4000 REMARK 230 REMARK 230 IN THE HIGHEST RESOLUTION SHELL. REMARK 230 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 230 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.21 REMARK 230 COMPLETENESS FOR SHELL (%) : 78.0 REMARK 230 DATA REDUNDANCY IN SHELL : 5.30 REMARK 230 R MERGE FOR SHELL (I) : 0.24100 REMARK 230 R SYM FOR SHELL (I) : NULL REMARK 230 FOR SHELL : 7.000 REMARK 230 REMARK 230 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 230 SOFTWARE USED : NULL REMARK 230 STARTING MODEL: NULL REMARK 230 REMARK 230 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): NULL REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): NULL REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.5 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-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 65.57667 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 32.78833 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 32.78833 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 65.57667 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 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A2193 LIES ON A SPECIAL POSITION. REMARK 400 REMARK 400 COMPOUND REMARK 400 ENGINEERED RESIDUE IN CHAIN A, GLU 169 TO ALA REMARK 400 ENGINEERED RESIDUE IN CHAIN A, ARG 275 TO ASN REMARK 400 ENGINEERED RESIDUE IN CHAIN A, ARG 277 TO ASN 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 LYS A 88 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 D2 DOD A 2068 D1 DOD A 2186 1.08 REMARK 500 OD1 ASP A 63 D1 DOD A 2119 1.49 REMARK 500 O LYS A 38 D2 DOD A 2038 1.57 REMARK 500 OD1 ASP A 163 D2 DOD A 2019 1.58 REMARK 500 OD2 ASP A 157 D1 DOD A 2001 1.59 REMARK 500 OH TYR A 105 O HOH A 2200 2.03 REMARK 500 OE1 GLU A 201 O DOD A 2049 2.09 REMARK 500 O DOD A 2054 O HOH A 2111 2.11 REMARK 500 REMARK 500 REMARK: NULL 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 61 NE - CZ - NH1 ANGL. DEV. = 3.0 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 69 -148.84 54.12 REMARK 500 GLN A 93 127.74 -38.58 REMARK 500 VAL A 103 -135.53 -109.85 REMARK 500 ASN A 114 -16.04 78.32 REMARK 500 THR A 181 165.76 177.73 REMARK 500 SER A 220 -119.78 -101.94 REMARK 500 ALA A 257 157.41 -45.67 REMARK 500 ILE A 285 -83.88 -38.59 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 A2113 DISTANCE = 6.52 ANGSTROMS REMARK 525 HOH A2134 DISTANCE = 6.60 ANGSTROMS REMARK 525 HOH A2146 DISTANCE = 6.62 ANGSTROMS REMARK 525 DOD A2165 DISTANCE = 5.85 ANGSTROMS REMARK 525 HOH A2173 DISTANCE = 6.96 ANGSTROMS REMARK 525 HOH A2197 DISTANCE = 6.71 ANGSTROMS REMARK 525 HOH A2206 DISTANCE = 9.16 ANGSTROMS REMARK 525 HOH A2207 DISTANCE = 9.00 ANGSTROMS REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1IYP RELATED DB: PDB REMARK 900 TOHO-1 BETA-LACTAMASE IN COMPLEX WITH CEPHALOTHIN REMARK 900 RELATED ID: 1WE4 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF CLASS A BETA-LACTAMASE TOHO-1 G238CMUTANT REMARK 900 RELATED ID: 1IYS RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF CLASS A BETA-LACTAMASE TOHO-1 REMARK 900 RELATED ID: 1IYO RELATED DB: PDB REMARK 900 TOHO-1 BETA-LACTAMASE IN COMPLEX WITH CEFOTAXIME REMARK 900 RELATED ID: 1BZA RELATED DB: PDB REMARK 900 BETA-LACTAMASE TOHO-1 FROM ESCHERICHIA COLI TUH12191 REMARK 900 RELATED ID: 1IYQ RELATED DB: PDB REMARK 900 TOHO-1 BETA-LACTAMASE IN COMPLEX WITH BENZYLPENICILLIN REMARK 999 REMARK 999 SEQUENCE REMARK 999 RESIDUES 29-287 PRESENT IN THIS NEUTRON STRUCTURE. DBREF 2WYX A 29 287 UNP Q47066 BLT1_ECOLX 33 288 SEQADV 2WYX ALA A 166 UNP Q47066 GLU 169 ENGINEERED MUTATION SEQADV 2WYX ASN A 274 UNP Q47066 ARG 275 ENGINEERED MUTATION SEQADV 2WYX ASN A 276 UNP Q47066 ARG 277 ENGINEERED MUTATION SEQRES 1 A 256 VAL GLN GLN GLN LEU GLU ALA LEU GLU LYS SER SER GLY SEQRES 2 A 256 GLY ARG LEU GLY VAL ALA LEU ILE ASN THR ALA ASP ASN SEQRES 3 A 256 SER GLN ILE LEU TYR ARG ALA ASP GLU ARG PHE ALA MET SEQRES 4 A 256 CYS SER THR SER LYS VAL MET ALA ALA ALA ALA VAL LEU SEQRES 5 A 256 LYS GLN SER GLU SER ASP LYS HIS LEU LEU ASN GLN ARG SEQRES 6 A 256 VAL GLU ILE LYS LYS SER ASP LEU VAL ASN TYR ASN PRO SEQRES 7 A 256 ILE ALA GLU LYS HIS VAL ASN GLY THR MET THR LEU ALA SEQRES 8 A 256 GLU LEU GLY ALA ALA ALA LEU GLN TYR SER ASP ASN THR SEQRES 9 A 256 ALA MET ASN LYS LEU ILE ALA HIS LEU GLY GLY PRO ASP SEQRES 10 A 256 LYS VAL THR ALA PHE ALA ARG SER LEU GLY ASP GLU THR SEQRES 11 A 256 PHE ARG LEU ASP ARG THR ALA PRO THR LEU ASN THR ALA SEQRES 12 A 256 ILE PRO GLY ASP PRO ARG ASP THR THR THR PRO LEU ALA SEQRES 13 A 256 MET ALA GLN THR LEU LYS ASN LEU THR LEU GLY LYS ALA SEQRES 14 A 256 LEU ALA GLU THR GLN ARG ALA GLN LEU VAL THR TRP LEU SEQRES 15 A 256 LYS GLY ASN THR THR GLY SER ALA SER ILE ARG ALA GLY SEQRES 16 A 256 LEU PRO LYS SER TRP VAL VAL GLY ASP LYS THR GLY SER SEQRES 17 A 256 GLY ASP TYR GLY THR THR ASN ASP ILE ALA VAL ILE TRP SEQRES 18 A 256 PRO GLU ASN HIS ALA PRO LEU VAL LEU VAL THR TYR PHE SEQRES 19 A 256 THR GLN PRO GLU GLN LYS ALA GLU ASN ARG ASN ASP ILE SEQRES 20 A 256 LEU ALA ALA ALA ALA LYS ILE VAL THR FORMUL 2 DOD *160(D2 O) HELIX 1 1 VAL A 29 GLY A 41 1 13 HELIX 2 2 CYS A 69 THR A 71 5 3 HELIX 3 3 SER A 72 ASP A 87 1 16 HELIX 4 4 ILE A 108 VAL A 113 5 6 HELIX 5 5 LEU A 119 TYR A 129 1 11 HELIX 6 6 ASP A 131 GLY A 143 1 13 HELIX 7 7 GLY A 144 GLY A 156 1 13 HELIX 8 8 PRO A 167 THR A 171 5 5 HELIX 9 9 THR A 182 GLY A 196 1 15 HELIX 10 10 ALA A 200 GLY A 213 1 14 HELIX 11 11 SER A 220 LEU A 225 5 6 HELIX 12 12 ARG A 275 THR A 287 1 13 SHEET 1 AA 5 GLN A 56 TYR A 60 0 SHEET 2 AA 5 ARG A 43 ASN A 50 -1 O VAL A 46 N TYR A 60 SHEET 3 AA 5 LEU A 259 THR A 266 -1 O VAL A 260 N ILE A 49 SHEET 4 AA 5 THR A 243 TRP A 251 -1 N THR A 244 O PHE A 265 SHEET 5 AA 5 VAL A 230 GLY A 238 -1 O VAL A 230 N TRP A 251 SHEET 1 AB 2 PHE A 66 ALA A 67 0 SHEET 2 AB 2 THR A 180 THR A 181 -1 O THR A 181 N PHE A 66 SHEET 1 AC 2 ARG A 94 GLU A 96 0 SHEET 2 AC 2 THR A 116 THR A 118 -1 O MET A 117 N VAL A 95 CISPEP 1 ALA A 166 PRO A 167 0 -2.10 CRYST1 72.993 72.993 98.365 90.00 90.00 120.00 P 32 2 1 6 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 0.013700 0.007910 0.000000 0.00000 SCALE2 0.000000 0.015819 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010166 0.00000