HEADER OXIDOREDUCTASE 04-NOV-22 8HDE TITLE BRUCELLA MELITENSIS 7-ALPHA-HYDROXYSTEROID DEHYDROGENASE MUTANT: 1-53 TITLE 2 TRUNCATION/I258M COMPND MOL_ID: 1; COMPND 2 MOLECULE: 7-ALPHA-HYDROXYSTEROID DEHYDROGENASE; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: 1-53 TRUNCATION; COMPND 5 EC: 1.1.1.159; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES; COMPND 8 OTHER_DETAILS: SEQUENCE REFERENCE FOR BRUCELLA MELITENSIS IS NOT COMPND 9 AVAILABLE IN UNIPROT AT THE TIME OF BIOCURATION. CURRENT SEQUENCE COMPND 10 REFERENCE IS FROM GENBANK ID QEX87556.1. SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BRUCELLA MELITENSIS; SOURCE 3 ORGANISM_TAXID: 29459; SOURCE 4 STRAIN: RM57; SOURCE 5 GENE: HDHA; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS SDR FAMILY, OXIDOREDUCTASE, HYDROXYSTEROID DEHYDROGENASE EXPDTA X-RAY DIFFRACTION AUTHOR Z.Y.LIU,R.Z.ZHANG REVDAT 1 03-JAN-24 8HDE 0 JRNL AUTH Z.Y.LIU,R.Z.ZHANG JRNL TITL STRUCTURE OF 7-ALPHA-HYDROXYSTEROID DEHYDROGENASE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.20.1_4487: ???) 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 23.60 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 27387 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.184 REMARK 3 R VALUE (WORKING SET) : 0.175 REMARK 3 FREE R VALUE : 0.267 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.940 REMARK 3 FREE R VALUE TEST SET COUNT : 2722 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 23.6000 - 7.1400 0.99 1305 136 0.1416 0.1853 REMARK 3 2 7.1300 - 5.6900 1.00 1308 138 0.1637 0.2189 REMARK 3 3 5.6900 - 4.9800 1.00 1292 150 0.1484 0.2378 REMARK 3 4 4.9800 - 4.5300 1.00 1297 146 0.1343 0.2272 REMARK 3 5 4.5300 - 4.2000 1.00 1314 141 0.1292 0.1896 REMARK 3 6 4.2000 - 3.9600 1.00 1287 142 0.1420 0.2284 REMARK 3 7 3.9600 - 3.7600 1.00 1328 140 0.1603 0.2828 REMARK 3 8 3.7600 - 3.6000 1.00 1311 144 0.1544 0.2729 REMARK 3 9 3.6000 - 3.4600 1.00 1287 141 0.1762 0.2746 REMARK 3 10 3.4600 - 3.3400 1.00 1311 150 0.1750 0.3100 REMARK 3 11 3.3400 - 3.2400 1.00 1319 140 0.2068 0.3018 REMARK 3 12 3.2300 - 3.1400 1.00 1273 148 0.2118 0.2507 REMARK 3 13 3.1400 - 3.0600 1.00 1284 148 0.2095 0.3433 REMARK 3 14 3.0600 - 2.9900 1.00 1295 146 0.2383 0.3488 REMARK 3 15 2.9900 - 2.9200 1.00 1327 148 0.2280 0.3567 REMARK 3 16 2.9200 - 2.8600 1.00 1298 148 0.2189 0.3434 REMARK 3 17 2.8600 - 2.8000 1.00 1280 144 0.2290 0.3496 REMARK 3 18 2.8000 - 2.7500 1.00 1318 134 0.2544 0.3250 REMARK 3 19 2.7500 - 2.7000 0.94 1231 138 0.2649 0.3122 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.370 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 26.270 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.008 NULL REMARK 3 ANGLE : 0.968 NULL REMARK 3 CHIRALITY : 0.057 550 REMARK 3 PLANARITY : 0.008 634 REMARK 3 DIHEDRAL : 6.663 503 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 8HDE COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBC ON 09-NOV-22. REMARK 100 THE DEPOSITION ID IS D_1300033192. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-DEC-21 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.0-8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : SEALED TUBE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : BRUKER D8 QUEST REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : BRUKER PHOTON III REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27394 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.700 REMARK 200 RESOLUTION RANGE LOW (A) : 23.600 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 10.00 REMARK 200 R MERGE (I) : 0.15000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.79 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: PHENIX REMARK 200 STARTING MODEL: 3GAF,1FMC REMARK 200 REMARK 200 REMARK: ORTHORHOMBIC REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.80 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M MIB BUFFER, 10% PEG3350, PH 4.0, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 289K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 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+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 30.81867 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 61.63733 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 61.63733 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 30.81867 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 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 A 505 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 576 LIES ON A SPECIAL POSITION. 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 ALA A 245 REMARK 465 LEU A 246 REMARK 465 ALA A 247 REMARK 465 THR A 248 REMARK 465 VAL A 249 REMARK 465 LEU A 250 REMARK 465 THR A 251 REMARK 465 PRO A 252 REMARK 465 LEU A 303 REMARK 465 ASP A 304 REMARK 465 LEU B 246 REMARK 465 ALA B 247 REMARK 465 THR B 248 REMARK 465 VAL B 249 REMARK 465 LEU B 250 REMARK 465 LEU B 303 REMARK 465 ASP B 304 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 B 242 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 OE2 GLU A 98 O HOH A 501 1.94 REMARK 500 OE2 GLU A 199 O HOH A 502 2.05 REMARK 500 NH1 ARG B 266 O HOH B 501 2.08 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 PHE A 56 32.27 -96.56 REMARK 500 LEU A 58 57.33 -104.83 REMARK 500 ALA A 111 151.54 179.29 REMARK 500 SER A 194 -129.82 -107.07 REMARK 500 SER A 195 144.82 -173.93 REMARK 500 THR A 243 -77.38 -92.07 REMARK 500 GLU A 255 -37.32 -30.31 REMARK 500 HIS A 261 15.85 -143.10 REMARK 500 ARG A 266 138.74 169.49 REMARK 500 SER A 296 13.97 -140.69 REMARK 500 PHE B 56 35.20 -83.86 REMARK 500 SER B 194 -131.82 -78.87 REMARK 500 ASN B 202 -179.64 -171.29 REMARK 500 THR B 243 -72.28 -126.18 REMARK 500 ASP B 244 50.82 24.52 REMARK 500 SER B 296 32.46 -153.71 REMARK 500 REMARK 500 REMARK: NULL DBREF 8HDE A 54 304 PDB 8HDE 8HDE 54 304 DBREF 8HDE B 54 304 PDB 8HDE 8HDE 54 304 SEQRES 1 A 251 SER PRO PHE HIS LEU ASN ASP ALA VAL ALA ILE VAL THR SEQRES 2 A 251 GLY ALA ALA ALA GLY ILE GLY ARG ALA ILE ALA GLY THR SEQRES 3 A 251 PHE ALA LYS ALA GLY ALA SER VAL VAL VAL THR ASP LEU SEQRES 4 A 251 LYS SER GLU GLY ALA GLU ALA VAL ALA ALA ALA ILE ARG SEQRES 5 A 251 GLN ALA GLY GLY LYS ALA ILE GLY LEU GLU CYS ASN VAL SEQRES 6 A 251 THR ASP GLU GLN HIS ARG GLU ALA VAL ILE LYS ALA ALA SEQRES 7 A 251 LEU ASP GLN PHE GLY LYS ILE THR VAL LEU VAL ASN ASN SEQRES 8 A 251 ALA GLY GLY GLY GLY PRO LYS PRO PHE ASP MET PRO MET SEQRES 9 A 251 SER ASP PHE GLU TRP ALA PHE LYS LEU ASN LEU PHE SER SEQRES 10 A 251 LEU PHE ARG LEU SER GLN LEU ALA ALA PRO HIS MET GLN SEQRES 11 A 251 LYS ALA GLY GLY GLY ALA ILE LEU ASN ILE SER SER MET SEQRES 12 A 251 ALA GLY GLU ASN THR ASN VAL ARG MET ALA SER TYR GLY SEQRES 13 A 251 SER SER LYS ALA ALA VAL ASN HIS LEU THR ARG ASN ILE SEQRES 14 A 251 ALA PHE ASP VAL GLY PRO MET GLY ILE ARG VAL ASN ALA SEQRES 15 A 251 ILE ALA PRO GLY ALA ILE LYS THR ASP ALA LEU ALA THR SEQRES 16 A 251 VAL LEU THR PRO GLU ILE GLU ARG ALA MET LEU LYS HIS SEQRES 17 A 251 LYS PRO LEU GLY ARG LEU GLY GLU ALA GLN ASP ILE ALA SEQRES 18 A 251 ASN ALA ALA LEU PHE LEU CYS SER PRO ALA ALA ALA TRP SEQRES 19 A 251 ILE SER GLY GLN VAL LEU THR VAL SER GLY GLY GLY VAL SEQRES 20 A 251 GLN GLU LEU ASP SEQRES 1 B 251 SER PRO PHE HIS LEU ASN ASP ALA VAL ALA ILE VAL THR SEQRES 2 B 251 GLY ALA ALA ALA GLY ILE GLY ARG ALA ILE ALA GLY THR SEQRES 3 B 251 PHE ALA LYS ALA GLY ALA SER VAL VAL VAL THR ASP LEU SEQRES 4 B 251 LYS SER GLU GLY ALA GLU ALA VAL ALA ALA ALA ILE ARG SEQRES 5 B 251 GLN ALA GLY GLY LYS ALA ILE GLY LEU GLU CYS ASN VAL SEQRES 6 B 251 THR ASP GLU GLN HIS ARG GLU ALA VAL ILE LYS ALA ALA SEQRES 7 B 251 LEU ASP GLN PHE GLY LYS ILE THR VAL LEU VAL ASN ASN SEQRES 8 B 251 ALA GLY GLY GLY GLY PRO LYS PRO PHE ASP MET PRO MET SEQRES 9 B 251 SER ASP PHE GLU TRP ALA PHE LYS LEU ASN LEU PHE SER SEQRES 10 B 251 LEU PHE ARG LEU SER GLN LEU ALA ALA PRO HIS MET GLN SEQRES 11 B 251 LYS ALA GLY GLY GLY ALA ILE LEU ASN ILE SER SER MET SEQRES 12 B 251 ALA GLY GLU ASN THR ASN VAL ARG MET ALA SER TYR GLY SEQRES 13 B 251 SER SER LYS ALA ALA VAL ASN HIS LEU THR ARG ASN ILE SEQRES 14 B 251 ALA PHE ASP VAL GLY PRO MET GLY ILE ARG VAL ASN ALA SEQRES 15 B 251 ILE ALA PRO GLY ALA ILE LYS THR ASP ALA LEU ALA THR SEQRES 16 B 251 VAL LEU THR PRO GLU ILE GLU ARG ALA MET LEU LYS HIS SEQRES 17 B 251 LYS PRO LEU GLY ARG LEU GLY GLU ALA GLN ASP ILE ALA SEQRES 18 B 251 ASN ALA ALA LEU PHE LEU CYS SER PRO ALA ALA ALA TRP SEQRES 19 B 251 ILE SER GLY GLN VAL LEU THR VAL SER GLY GLY GLY VAL SEQRES 20 B 251 GLN GLU LEU ASP HET EDO A 401 4 HET EDO B 401 4 HETNAM EDO 1,2-ETHANEDIOL HETSYN EDO ETHYLENE GLYCOL FORMUL 3 EDO 2(C2 H6 O2) FORMUL 5 HOH *149(H2 O) HELIX 1 AA1 ALA A 70 ALA A 83 1 14 HELIX 2 AA2 LYS A 93 ALA A 107 1 15 HELIX 3 AA3 ASP A 120 GLY A 136 1 17 HELIX 4 AA4 PRO A 156 LEU A 168 1 13 HELIX 5 AA5 LEU A 168 ALA A 185 1 18 HELIX 6 AA6 SER A 195 GLU A 199 5 5 HELIX 7 AA7 MET A 205 GLY A 227 1 23 HELIX 8 AA8 GLU A 255 LYS A 260 1 6 HELIX 9 AA9 GLU A 269 SER A 282 1 14 HELIX 10 AB1 PRO A 283 ALA A 286 5 4 HELIX 11 AB2 ALA B 70 ALA B 83 1 14 HELIX 12 AB3 LYS B 93 GLN B 106 1 14 HELIX 13 AB4 ASP B 120 GLY B 136 1 17 HELIX 14 AB5 PRO B 156 LEU B 168 1 13 HELIX 15 AB6 LEU B 168 ALA B 185 1 18 HELIX 16 AB7 SER B 195 GLU B 199 5 5 HELIX 17 AB8 MET B 205 GLY B 227 1 23 HELIX 18 AB9 PRO B 252 LEU B 259 1 8 HELIX 19 AC1 LYS B 260 LYS B 262 5 3 HELIX 20 AC2 GLU B 269 SER B 282 1 14 HELIX 21 AC3 PRO B 283 ALA B 286 5 4 SHEET 1 AA1 7 ALA A 111 GLU A 115 0 SHEET 2 AA1 7 SER A 86 ASP A 91 1 N VAL A 89 O ILE A 112 SHEET 3 AA1 7 VAL A 62 VAL A 65 1 N ALA A 63 O VAL A 88 SHEET 4 AA1 7 VAL A 140 ASN A 143 1 O VAL A 142 N ILE A 64 SHEET 5 AA1 7 GLY A 188 ILE A 193 1 O LEU A 191 N ASN A 143 SHEET 6 AA1 7 ILE A 231 PRO A 238 1 O ARG A 232 N ILE A 190 SHEET 7 AA1 7 VAL A 292 VAL A 295 1 O VAL A 295 N ALA A 237 SHEET 1 AA2 7 ALA B 111 GLU B 115 0 SHEET 2 AA2 7 ALA B 85 ASP B 91 1 N VAL B 89 O ILE B 112 SHEET 3 AA2 7 ALA B 61 VAL B 65 1 N ALA B 61 O SER B 86 SHEET 4 AA2 7 VAL B 140 ASN B 143 1 O VAL B 142 N ILE B 64 SHEET 5 AA2 7 GLY B 188 ILE B 193 1 O LEU B 191 N ASN B 143 SHEET 6 AA2 7 ILE B 231 PRO B 238 1 O ARG B 232 N ILE B 190 SHEET 7 AA2 7 VAL B 292 VAL B 295 1 O LEU B 293 N ALA B 235 CRYST1 98.260 98.260 92.456 90.00 90.00 120.00 P 31 2 1 12 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 0.010177 0.005876 0.000000 0.00000 SCALE2 0.000000 0.011751 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010816 0.00000