HEADER TRANSCRIPTION/DNA 18-DEC-16 5UA2 TITLE MYCOBACTERIUM TUBERCULOSIS KSTR IN COMPLEX WITH A 26-BP DNA OPERATOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: HTH-TYPE TRANSCRIPTIONAL REPRESSOR KSTR; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: DNA (5'- COMPND 7 D(P*CP*CP*CP*AP*CP*TP*AP*GP*AP*AP*CP*GP*TP*GP*TP*TP*CP*TP*AP*AP*TP*AP COMPND 8 *GP*T)-3'); COMPND 9 CHAIN: M; COMPND 10 ENGINEERED: YES; COMPND 11 MOL_ID: 3; COMPND 12 MOLECULE: DNA (5'- COMPND 13 D(P*AP*CP*TP*AP*TP*TP*AP*GP*AP*AP*CP*AP*CP*GP*TP*TP*CP*TP*AP*GP*TP*GP COMPND 14 *GP*G)-3'); COMPND 15 CHAIN: N; COMPND 16 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MYCOBACTERIUM TUBERCULOSIS (STRAIN ATCC 25618 / SOURCE 3 H37RV); SOURCE 4 ORGANISM_TAXID: 83332; SOURCE 5 STRAIN: ATCC 25618 / H37RV; SOURCE 6 GENE: KSTR, RV3574; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 10 MOL_ID: 2; SOURCE 11 SYNTHETIC: YES; SOURCE 12 ORGANISM_SCIENTIFIC: MYCOBACTERIUM TUBERCULOSIS H37RV; SOURCE 13 ORGANISM_TAXID: 83332; SOURCE 14 MOL_ID: 3; SOURCE 15 SYNTHETIC: YES; SOURCE 16 ORGANISM_SCIENTIFIC: MYCOBACTERIUM TUBERCULOSIS H37RV; SOURCE 17 ORGANISM_TAXID: 83332 KEYWDS KSTR, DNA, COMPLEX, TRANSCRIPTIONAL REGULATOR, TETR FAMILY KEYWDS 2 TRANSCRIPTIONAL REPRESSOR, STRUCTURAL GENOMICS, PSI-2, PROTEIN KEYWDS 3 STRUCTURE INITIATIVE, TB STRUCTURAL GENOMICS CONSORTIUM, TBSGC, KEYWDS 4 TRANSCRIPTION-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR N.A.T.HO,S.S.DAWES,E.N.BAKER,J.S.LOTT,TB STRUCTURAL GENOMICS AUTHOR 2 CONSORTIUM (TBSGC) REVDAT 3 04-OCT-23 5UA2 1 REMARK REVDAT 2 01-JAN-20 5UA2 1 REMARK REVDAT 1 20-DEC-17 5UA2 0 JRNL AUTH N.A.T.HO,S.S.DAWES,E.N.BAKER,J.S.LOTT JRNL TITL CRYSTAL STRUCTURE OF KSTR IN COMPLEX WITH COGNATE DNA JRNL TITL 2 OPERATOR JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (DEV_2219: ???) 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 46.75 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.910 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 15185 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.231 REMARK 3 R VALUE (WORKING SET) : 0.230 REMARK 3 FREE R VALUE : 0.256 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.040 REMARK 3 FREE R VALUE TEST SET COUNT : 766 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 46.7574 - 4.9577 1.00 2873 165 0.1970 0.2371 REMARK 3 2 4.9577 - 3.9357 1.00 2917 153 0.2016 0.2161 REMARK 3 3 3.9357 - 3.4384 1.00 2903 152 0.2448 0.2534 REMARK 3 4 3.4384 - 3.1241 0.99 2835 145 0.2722 0.3291 REMARK 3 5 3.1241 - 2.9002 1.00 2891 151 0.3024 0.3200 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 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) : 0.360 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 27.480 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 : 0.005 2420 REMARK 3 ANGLE : 0.699 3486 REMARK 3 CHIRALITY : 0.037 410 REMARK 3 PLANARITY : 0.005 277 REMARK 3 DIHEDRAL : 25.318 1265 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 5UA2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-DEC-16. REMARK 100 THE DEPOSITION ID IS D_1000225480. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-NOV-16 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : AUSTRALIAN SYNCHROTRON REMARK 200 BEAMLINE : MX2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9537 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15213 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.900 REMARK 200 RESOLUTION RANGE LOW (A) : 46.760 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 3.500 REMARK 200 R MERGE (I) : 0.18500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 5.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : 0.80300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.400 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: 5CXG REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.87 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.19 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 600, 0.2 M IMIDAZOLE MALATE, REMARK 280 PH 5.5, VAPOR DIFFUSION, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 30.18250 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 39.77250 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 30.18250 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 39.77250 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: HEXAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, M, N 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 APPLY THE FOLLOWING TO CHAINS: A, M, N REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 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 GLY A -3 REMARK 465 ALA A -2 REMARK 465 MET A -1 REMARK 465 GLU A 0 REMARK 465 MET A 1 REMARK 465 SER A 2 REMARK 465 SER A 3 REMARK 465 ALA A 4 REMARK 465 ASN A 5 REMARK 465 THR A 6 REMARK 465 ASN A 7 REMARK 465 THR A 8 REMARK 465 SER A 9 REMARK 465 SER A 10 REMARK 465 ALA A 11 REMARK 465 PRO A 12 REMARK 465 ASP A 13 REMARK 465 ALA A 14 REMARK 465 PRO A 15 REMARK 465 PRO A 16 REMARK 465 ARG A 17 REMARK 465 ALA A 18 REMARK 465 VAL A 19 REMARK 465 MET A 20 REMARK 465 LYS A 21 REMARK 465 VAL A 22 REMARK 465 ALA A 23 REMARK 465 VAL A 24 REMARK 465 LEU A 25 REMARK 465 ALA A 26 REMARK 465 GLU A 27 REMARK 465 SER A 28 REMARK 465 GLU A 29 REMARK 465 LEU A 30 REMARK 465 ARG A 102 REMARK 465 SER A 103 REMARK 465 ALA A 104 REMARK 465 ASP A 216 REMARK 465 GLN A 217 REMARK 465 ASP A 218 REMARK 465 SER A 219 REMARK 465 ALA A 220 REMARK 465 DG M 1 REMARK 465 DG M 26 REMARK 465 DC N 1 REMARK 465 DC N 26 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 SER A 32 OG REMARK 470 GLU A 33 CG CD OE1 OE2 REMARK 470 GLN A 35 CG CD OE1 NE2 REMARK 470 ARG A 36 CD NE CZ NH1 NH2 REMARK 470 GLU A 37 CG CD OE1 OE2 REMARK 470 ARG A 39 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 40 CG CD CE NZ REMARK 470 ASP A 44 CG OD1 OD2 REMARK 470 SER A 51 OG REMARK 470 LYS A 52 CG CD CE NZ REMARK 470 ARG A 66 CZ NH1 NH2 REMARK 470 ARG A 76 CG CD NE CZ NH1 NH2 REMARK 470 SER A 87 OG REMARK 470 GLU A 92 CG CD OE1 OE2 REMARK 470 SER A 94 OG REMARK 470 ARG A 95 CZ NH1 NH2 REMARK 470 LYS A 99 CG CD CE NZ REMARK 470 THR A 100 OG1 CG2 REMARK 470 ASP A 101 CG OD1 OD2 REMARK 470 VAL A 105 CG1 CG2 REMARK 470 LYS A 120 CG CD CE NZ REMARK 470 ASN A 122 CG OD1 ND2 REMARK 470 ARG A 127 CG CD NE CZ NH1 NH2 REMARK 470 ASN A 128 CG OD1 ND2 REMARK 470 SER A 145 OG REMARK 470 GLN A 152 CG CD OE1 NE2 REMARK 470 LYS A 155 CG CD CE NZ REMARK 470 LEU A 156 CG CD1 CD2 REMARK 470 ARG A 163 NE CZ NH1 NH2 REMARK 470 GLU A 169 CG CD OE1 OE2 REMARK 470 GLU A 172 CG CD OE1 OE2 REMARK 470 ASP A 173 CG OD1 OD2 REMARK 470 TYR A 175 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 LEU A 186 CD1 CD2 REMARK 470 ARG A 195 CZ NH1 NH2 REMARK 470 SER A 203 OG 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 ASP A 143 -161.30 -113.97 REMARK 500 ARG A 195 13.42 57.73 REMARK 500 REMARK 500 REMARK: NULL REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 PGE A 301 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue PGE A 301 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3MNL RELATED DB: PDB REMARK 900 RELATED ID: 5CXG RELATED DB: PDB REMARK 900 RELATED ID: 5CW8 RELATED DB: PDB REMARK 900 RELATED ID: 5CXI RELATED DB: PDB DBREF 5UA2 A 1 220 UNP P96856 KSTR_MYCTU 1 220 DBREF 5UA2 M 1 26 PDB 5UA2 5UA2 1 26 DBREF 5UA2 N 1 26 PDB 5UA2 5UA2 1 26 SEQADV 5UA2 GLY A -3 UNP P96856 EXPRESSION TAG SEQADV 5UA2 ALA A -2 UNP P96856 EXPRESSION TAG SEQADV 5UA2 MET A -1 UNP P96856 EXPRESSION TAG SEQADV 5UA2 GLU A 0 UNP P96856 EXPRESSION TAG SEQRES 1 A 224 GLY ALA MET GLU MET SER SER ALA ASN THR ASN THR SER SEQRES 2 A 224 SER ALA PRO ASP ALA PRO PRO ARG ALA VAL MET LYS VAL SEQRES 3 A 224 ALA VAL LEU ALA GLU SER GLU LEU GLY SER GLU ALA GLN SEQRES 4 A 224 ARG GLU ARG ARG LYS ARG ILE LEU ASP ALA THR MET ALA SEQRES 5 A 224 ILE ALA SER LYS GLY GLY TYR GLU ALA VAL GLN MET ARG SEQRES 6 A 224 ALA VAL ALA ASP ARG ALA ASP VAL ALA VAL GLY THR LEU SEQRES 7 A 224 TYR ARG TYR PHE PRO SER LYS VAL HIS LEU LEU VAL SER SEQRES 8 A 224 ALA LEU GLY ARG GLU PHE SER ARG ILE ASP ALA LYS THR SEQRES 9 A 224 ASP ARG SER ALA VAL ALA GLY ALA THR PRO PHE GLN ARG SEQRES 10 A 224 LEU ASN PHE MET VAL GLY LYS LEU ASN ARG ALA MET GLN SEQRES 11 A 224 ARG ASN PRO LEU LEU THR GLU ALA MET THR ARG ALA TYR SEQRES 12 A 224 VAL PHE ALA ASP ALA SER ALA ALA SER GLU VAL ASP GLN SEQRES 13 A 224 VAL GLU LYS LEU ILE ASP SER MET PHE ALA ARG ALA MET SEQRES 14 A 224 ALA ASN GLY GLU PRO THR GLU ASP GLN TYR HIS ILE ALA SEQRES 15 A 224 ARG VAL ILE SER ASP VAL TRP LEU SER ASN LEU LEU ALA SEQRES 16 A 224 TRP LEU THR ARG ARG ALA SER ALA THR ASP VAL SER LYS SEQRES 17 A 224 ARG LEU ASP LEU ALA VAL ARG LEU LEU ILE GLY ASP GLN SEQRES 18 A 224 ASP SER ALA SEQRES 1 M 26 DG DC DC DC DA DC DT DA DG DA DA DC DG SEQRES 2 M 26 DT DG DT DT DC DT DA DA DT DA DG DT DG SEQRES 1 N 26 DC DA DC DT DA DT DT DA DG DA DA DC DA SEQRES 2 N 26 DC DG DT DT DC DT DA DG DT DG DG DG DC HET PGE A 301 5 HETNAM PGE TRIETHYLENE GLYCOL FORMUL 4 PGE C6 H14 O4 FORMUL 5 HOH *2(H2 O) HELIX 1 AA1 GLY A 31 GLY A 54 1 24 HELIX 2 AA2 TYR A 55 VAL A 58 5 4 HELIX 3 AA3 GLN A 59 ALA A 67 1 9 HELIX 4 AA4 ALA A 70 PHE A 78 1 9 HELIX 5 AA5 SER A 80 THR A 100 1 21 HELIX 6 AA6 THR A 109 GLN A 126 1 18 HELIX 7 AA7 ASN A 128 ALA A 142 1 15 HELIX 8 AA8 ASP A 143 SER A 145 5 3 HELIX 9 AA9 ALA A 146 ASN A 167 1 22 HELIX 10 AB1 THR A 171 THR A 194 1 24 HELIX 11 AB2 SER A 198 ILE A 214 1 17 SITE 1 AC1 2 TRP A 192 ARG A 195 CRYST1 60.365 79.545 77.124 90.00 106.81 90.00 C 1 2 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 0.016566 0.000000 0.005005 0.00000 SCALE2 0.000000 0.012571 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013545 0.00000