HEADER GENE REGULATION 11-SEP-20 7ACO TITLE CRYSTAL STRUCTURE OF E. COLI HTH-TYPE TRANSCRIPTIONAL REGULATOR RCDA TITLE 2 IN COMPLEX WITH TRIS AT 1.80 A RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: HTH-TYPE TRANSCRIPTIONAL REGULATOR RCDA; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: REGULATOR OF CSGD; COMPND 5 ENGINEERED: YES; COMPND 6 OTHER_DETAILS: THE FIRST TWO AMINO ACID RESIDUES ARE THE REMAININGS COMPND 7 OF THE TAG, SO THEY SHOULD BE NUMBERED (-1) AND (0). SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: RCDA, YBJK, B0846, JW5114; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS TRANSCRIPTION FACTOR, HTH MOTIF, DNA-BINDING PROTEIN, GENE REGULATION EXPDTA X-RAY DIFFRACTION AUTHOR A.J.PIETRZYK-BRZEZINSKA,A.COCIUROVSCAIA REVDAT 4 31-JAN-24 7ACO 1 REMARK REVDAT 3 22-DEC-21 7ACO 1 JRNL REVDAT 2 29-SEP-21 7ACO 1 JRNL REVDAT 1 18-AUG-21 7ACO 0 JRNL AUTH A.J.PIETRZYK-BRZEZINSKA,A.COCIUROVSCAIA JRNL TITL STRUCTURES OF THE TETR-LIKE TRANSCRIPTION REGULATOR RCDA JRNL TITL 2 ALONE AND IN COMPLEXES WITH LIGANDS. JRNL REF PROTEINS V. 90 33 2022 JRNL REFN ESSN 1097-0134 JRNL PMID 34288132 JRNL DOI 10.1002/PROT.26183 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.9_1692 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) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.74 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.370 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 3 NUMBER OF REFLECTIONS : 27594 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.157 REMARK 3 R VALUE (WORKING SET) : 0.155 REMARK 3 FREE R VALUE : 0.204 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1380 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 39.7390 - 3.8730 0.99 2713 143 0.1265 0.1604 REMARK 3 2 3.8730 - 3.0745 0.98 2635 139 0.1325 0.1815 REMARK 3 3 3.0745 - 2.6859 0.99 2675 141 0.1629 0.2138 REMARK 3 4 2.6859 - 2.4404 1.00 2685 141 0.1639 0.2321 REMARK 3 5 2.4404 - 2.2655 0.99 2635 139 0.1586 0.2462 REMARK 3 6 2.2655 - 2.1319 0.98 2615 137 0.1618 0.1977 REMARK 3 7 2.1319 - 2.0252 0.99 2643 140 0.1748 0.2310 REMARK 3 8 2.0252 - 1.9370 0.98 2641 139 0.2094 0.2921 REMARK 3 9 1.9370 - 1.8625 0.95 2551 134 0.2408 0.2689 REMARK 3 10 1.8625 - 1.7982 0.91 2421 127 0.2748 0.3341 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 : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.220 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 22.720 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 26.58 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.86 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 : 0.007 2998 REMARK 3 ANGLE : 1.011 4072 REMARK 3 CHIRALITY : 0.039 450 REMARK 3 PLANARITY : 0.005 525 REMARK 3 DIHEDRAL : 14.427 1155 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 4 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: (CHAIN A AND RESID 6:64) REMARK 3 ORIGIN FOR THE GROUP (A): 23.0977 18.6951 33.0693 REMARK 3 T TENSOR REMARK 3 T11: 0.2843 T22: 0.3081 REMARK 3 T33: 0.2454 T12: 0.0203 REMARK 3 T13: -0.0530 T23: -0.0289 REMARK 3 L TENSOR REMARK 3 L11: 1.1442 L22: 0.9818 REMARK 3 L33: 1.6781 L12: -0.1266 REMARK 3 L13: 0.5054 L23: -0.0420 REMARK 3 S TENSOR REMARK 3 S11: -0.0206 S12: -0.0171 S13: 0.0192 REMARK 3 S21: 0.3767 S22: 0.0291 S23: -0.3593 REMARK 3 S31: -0.0682 S32: 0.1608 S33: -0.0029 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: (CHAIN A AND RESID 65:178) REMARK 3 ORIGIN FOR THE GROUP (A): 14.0732 12.6277 8.8084 REMARK 3 T TENSOR REMARK 3 T11: 0.1424 T22: 0.1642 REMARK 3 T33: 0.1801 T12: 0.0225 REMARK 3 T13: 0.0020 T23: -0.0004 REMARK 3 L TENSOR REMARK 3 L11: 1.1953 L22: 1.4988 REMARK 3 L33: 1.6269 L12: -0.3948 REMARK 3 L13: -0.5512 L23: 0.2357 REMARK 3 S TENSOR REMARK 3 S11: -0.0017 S12: -0.0898 S13: 0.0022 REMARK 3 S21: -0.0322 S22: 0.0122 S23: -0.0974 REMARK 3 S31: 0.1509 S32: 0.1501 S33: -0.0074 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: (CHAIN B AND RESID -1:47) REMARK 3 ORIGIN FOR THE GROUP (A): -2.2649 38.5517 29.8282 REMARK 3 T TENSOR REMARK 3 T11: 0.2794 T22: 0.2822 REMARK 3 T33: 0.3831 T12: 0.0212 REMARK 3 T13: 0.0324 T23: -0.0363 REMARK 3 L TENSOR REMARK 3 L11: 1.1049 L22: 0.7430 REMARK 3 L33: 0.8447 L12: -0.8753 REMARK 3 L13: -0.4222 L23: 0.3192 REMARK 3 S TENSOR REMARK 3 S11: 0.0829 S12: -0.0744 S13: 0.0687 REMARK 3 S21: -0.0037 S22: -0.0275 S23: 0.4148 REMARK 3 S31: -0.0930 S32: -0.1606 S33: -0.0621 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: (CHAIN B AND RESID 48:178) REMARK 3 ORIGIN FOR THE GROUP (A): 4.9372 26.8152 6.3319 REMARK 3 T TENSOR REMARK 3 T11: 0.2280 T22: 0.1903 REMARK 3 T33: 0.2116 T12: 0.0275 REMARK 3 T13: 0.0061 T23: 0.0017 REMARK 3 L TENSOR REMARK 3 L11: 0.7353 L22: 1.4170 REMARK 3 L33: 1.8037 L12: -0.0682 REMARK 3 L13: 0.1299 L23: 0.0640 REMARK 3 S TENSOR REMARK 3 S11: 0.0666 S12: -0.0078 S13: 0.1191 REMARK 3 S21: -0.2127 S22: -0.0428 S23: 0.0219 REMARK 3 S31: -0.2973 S32: -0.1138 S33: -0.0090 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 7ACO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 11-SEP-20. REMARK 100 THE DEPOSITION ID IS D_1292111200. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-MAY-18 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : BESSY REMARK 200 BEAMLINE : 14.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9184 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 2M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27595 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.798 REMARK 200 RESOLUTION RANGE LOW (A) : 39.739 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 200 DATA REDUNDANCY : 6.893 REMARK 200 R MERGE (I) : 0.10200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.4700 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.91 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.5 REMARK 200 DATA REDUNDANCY IN SHELL : 6.83 REMARK 200 R MERGE FOR SHELL (I) : 1.46400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.280 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: 5X5I REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 34.13 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.87 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M TMAO, 0.1 M TRIS PH 8.5, 20% REMARK 280 MMEPEG 2000, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K 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 37.34400 REMARK 290 SMTRY3 2 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4930 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15260 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -10.0 KCAL/MOL 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 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 MET A -1 REMARK 465 ALA A 0 REMARK 465 MET A 1 REMARK 465 ARG A 2 REMARK 465 ARG A 3 REMARK 465 ALA A 4 REMARK 465 ASN A 5 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 SER A 50 -89.15 -90.05 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 TRS A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue TRS B 201 DBREF 7ACO A 1 178 UNP P75811 RCDA_ECOLI 1 178 DBREF 7ACO B 1 178 UNP P75811 RCDA_ECOLI 1 178 SEQADV 7ACO MET A -1 UNP P75811 INITIATING METHIONINE SEQADV 7ACO ALA A 0 UNP P75811 EXPRESSION TAG SEQADV 7ACO MET B -1 UNP P75811 INITIATING METHIONINE SEQADV 7ACO ALA B 0 UNP P75811 EXPRESSION TAG SEQRES 1 A 180 MET ALA MET ARG ARG ALA ASN ASP PRO GLN ARG ARG GLU SEQRES 2 A 180 LYS ILE ILE GLN ALA THR LEU GLU ALA VAL LYS LEU TYR SEQRES 3 A 180 GLY ILE HIS ALA VAL THR HIS ARG LYS ILE ALA THR LEU SEQRES 4 A 180 ALA GLY VAL PRO LEU GLY SER MET THR TYR TYR PHE SER SEQRES 5 A 180 GLY ILE ASP GLU LEU LEU LEU GLU ALA PHE SER SER PHE SEQRES 6 A 180 THR GLU ILE MET SER ARG GLN TYR GLN ALA PHE PHE SER SEQRES 7 A 180 ASP VAL SER ASP ALA PRO GLY ALA CYS GLN ALA ILE THR SEQRES 8 A 180 ASP MET ILE TYR SER SER GLN VAL ALA THR PRO ASP ASN SEQRES 9 A 180 MET GLU LEU MET TYR GLN LEU TYR ALA LEU ALA SER ARG SEQRES 10 A 180 LYS PRO LEU LEU LYS THR VAL MET GLN ASN TRP MET GLN SEQRES 11 A 180 ARG SER GLN GLN THR LEU GLU GLN TRP PHE GLU PRO GLY SEQRES 12 A 180 THR ALA ARG ALA LEU ASP ALA PHE ILE GLU GLY MET THR SEQRES 13 A 180 LEU HIS PHE VAL THR ASP ARG LYS PRO LEU SER ARG GLU SEQRES 14 A 180 GLU ILE LEU ARG MET VAL GLU ARG VAL ALA GLY SEQRES 1 B 180 MET ALA MET ARG ARG ALA ASN ASP PRO GLN ARG ARG GLU SEQRES 2 B 180 LYS ILE ILE GLN ALA THR LEU GLU ALA VAL LYS LEU TYR SEQRES 3 B 180 GLY ILE HIS ALA VAL THR HIS ARG LYS ILE ALA THR LEU SEQRES 4 B 180 ALA GLY VAL PRO LEU GLY SER MET THR TYR TYR PHE SER SEQRES 5 B 180 GLY ILE ASP GLU LEU LEU LEU GLU ALA PHE SER SER PHE SEQRES 6 B 180 THR GLU ILE MET SER ARG GLN TYR GLN ALA PHE PHE SER SEQRES 7 B 180 ASP VAL SER ASP ALA PRO GLY ALA CYS GLN ALA ILE THR SEQRES 8 B 180 ASP MET ILE TYR SER SER GLN VAL ALA THR PRO ASP ASN SEQRES 9 B 180 MET GLU LEU MET TYR GLN LEU TYR ALA LEU ALA SER ARG SEQRES 10 B 180 LYS PRO LEU LEU LYS THR VAL MET GLN ASN TRP MET GLN SEQRES 11 B 180 ARG SER GLN GLN THR LEU GLU GLN TRP PHE GLU PRO GLY SEQRES 12 B 180 THR ALA ARG ALA LEU ASP ALA PHE ILE GLU GLY MET THR SEQRES 13 B 180 LEU HIS PHE VAL THR ASP ARG LYS PRO LEU SER ARG GLU SEQRES 14 B 180 GLU ILE LEU ARG MET VAL GLU ARG VAL ALA GLY HET TRS A 201 8 HET TRS B 201 16 HETNAM TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL HETSYN TRS TRIS BUFFER FORMUL 3 TRS 2(C4 H12 N O3 1+) FORMUL 5 HOH *320(H2 O) HELIX 1 AA1 ASP A 6 GLY A 25 1 20 HELIX 2 AA2 ILE A 26 VAL A 29 5 4 HELIX 3 AA3 THR A 30 GLY A 39 1 10 HELIX 4 AA4 PRO A 41 PHE A 49 1 9 HELIX 5 AA5 GLY A 51 PHE A 74 1 24 HELIX 6 AA6 ASP A 80 SER A 94 1 15 HELIX 7 AA7 THR A 99 ALA A 113 1 15 HELIX 8 AA8 LYS A 116 GLU A 135 1 20 HELIX 9 AA9 GLU A 139 ASP A 160 1 22 HELIX 10 AB1 SER A 165 GLY A 178 1 14 HELIX 11 AB2 ASP B 6 GLY B 25 1 20 HELIX 12 AB3 ILE B 26 VAL B 29 5 4 HELIX 13 AB4 THR B 30 GLY B 39 1 10 HELIX 14 AB5 PRO B 41 TYR B 48 5 8 HELIX 15 AB6 GLY B 51 PHE B 74 1 24 HELIX 16 AB7 ASP B 80 SER B 94 1 15 HELIX 17 AB8 THR B 99 ALA B 113 1 15 HELIX 18 AB9 LYS B 116 GLU B 135 1 20 HELIX 19 AC1 GLU B 139 ASP B 160 1 22 HELIX 20 AC2 SER B 165 GLY B 178 1 14 SITE 1 AC1 9 TYR A 71 TYR A 110 TRP A 126 MET A 127 SITE 2 AC1 9 SER A 130 ASP A 147 GLU A 151 HOH A 319 SITE 3 AC1 9 HOH A 363 SITE 1 AC2 10 TYR B 71 TYR B 110 TRP B 126 MET B 127 SITE 2 AC2 10 SER B 130 ASP B 147 GLU B 151 HOH B 350 SITE 3 AC2 10 HOH B 359 HOH B 364 CRYST1 39.894 74.688 51.896 90.00 95.05 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 0.025066 0.000000 0.002213 0.00000 SCALE2 0.000000 0.013389 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019344 0.00000