HEADER GENE REGULATION 27-NOV-17 6BQD TITLE TAF1-BD2 BROMODOMAIN IN COMPLEX WITH (E)-3-(6-(BUT-2-EN-1-YL)-7-OXO-6, TITLE 2 7-DIHYDRO-1H-PYRROLO[2,3-C]PYRIDIN-4-YL)-N,N-DIMETHYLBENZAMIDE COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRANSCRIPTION INITIATION FACTOR TFIID SUBUNIT 1; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: TAF1-BD2 BROMODOMAIN; COMPND 5 SYNONYM: CELL CYCLE GENE 1 PROTEIN,TBP-ASSOCIATED FACTOR 250 KDA, COMPND 6 P250,TRANSCRIPTION INITIATION FACTOR TFIID 250 KDA SUBUNIT,TAFII250; COMPND 7 EC: 2.3.1.48,2.7.11.1; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: TAF1, BA2R, CCG1, CCGS, TAF2A; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS TAF1-BD2, BROMODOMAIN, GENE REGULATION EXPDTA X-RAY DIFFRACTION AUTHOR J.M.MURRAY,Y.TANG REVDAT 4 04-OCT-23 6BQD 1 JRNL REVDAT 3 27-MAR-19 6BQD 1 JRNL REVDAT 2 27-FEB-19 6BQD 1 JRNL REVDAT 1 20-FEB-19 6BQD 0 JRNL AUTH E.NITTINGER,P.GIBBONS,C.EIGENBROT,D.R.DAVIES,B.MAURER, JRNL AUTH 2 C.L.YU,J.R.KIEFER,A.KUGLSTATTER,J.MURRAY,D.F.ORTWINE,Y.TANG, JRNL AUTH 3 V.TSUI JRNL TITL WATER MOLECULES IN PROTEIN-LIGAND INTERFACES. EVALUATION OF JRNL TITL 2 SOFTWARE TOOLS AND SAR COMPARISON. JRNL REF J. COMPUT. AIDED MOL. DES. V. 33 307 2019 JRNL REFN ESSN 1573-4951 JRNL PMID 30756207 JRNL DOI 10.1007/S10822-019-00187-Y REMARK 2 REMARK 2 RESOLUTION. 2.14 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX DEV_2747 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) : 2.14 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.56 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.6 REMARK 3 NUMBER OF REFLECTIONS : 18311 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.187 REMARK 3 R VALUE (WORKING SET) : 0.185 REMARK 3 FREE R VALUE : 0.226 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.160 REMARK 3 FREE R VALUE TEST SET COUNT : 945 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 39.5650 - 4.0854 0.99 2621 132 0.1509 0.1848 REMARK 3 2 4.0854 - 3.2432 0.99 2520 142 0.1813 0.2338 REMARK 3 3 3.2432 - 2.8334 0.99 2511 135 0.2142 0.2485 REMARK 3 4 2.8334 - 2.5744 0.98 2497 158 0.2032 0.2224 REMARK 3 5 2.5744 - 2.3899 0.99 2490 135 0.2108 0.2785 REMARK 3 6 2.3899 - 2.2490 0.99 2467 134 0.2277 0.2795 REMARK 3 7 2.2490 - 2.1364 0.89 2260 109 0.2582 0.2976 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) : 0.240 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.110 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 40.35 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 50.21 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 : 0.012 2205 REMARK 3 ANGLE : 1.077 2997 REMARK 3 CHIRALITY : 0.063 328 REMARK 3 PLANARITY : 0.007 392 REMARK 3 DIHEDRAL : 17.974 1323 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ( CHAIN A AND RESID 1501:1629 ) REMARK 3 ORIGIN FOR THE GROUP (A): 16.997 2.976 79.555 REMARK 3 T TENSOR REMARK 3 T11: 0.3594 T22: 0.3775 REMARK 3 T33: 0.2709 T12: -0.0647 REMARK 3 T13: -0.0406 T23: 0.0497 REMARK 3 L TENSOR REMARK 3 L11: 0.9330 L22: 1.8663 REMARK 3 L33: 1.4399 L12: 0.7714 REMARK 3 L13: 0.0237 L23: -0.0306 REMARK 3 S TENSOR REMARK 3 S11: 0.0270 S12: 0.1031 S13: -0.1297 REMARK 3 S21: 0.2282 S22: -0.1766 S23: -0.0613 REMARK 3 S31: -0.0605 S32: 0.3959 S33: -0.0005 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: ( CHAIN B AND RESID 1502:1630 ) REMARK 3 ORIGIN FOR THE GROUP (A): 0.169 -11.859 67.409 REMARK 3 T TENSOR REMARK 3 T11: 0.3070 T22: 0.3785 REMARK 3 T33: 0.3881 T12: -0.0284 REMARK 3 T13: 0.0260 T23: -0.1086 REMARK 3 L TENSOR REMARK 3 L11: 1.5475 L22: 0.9821 REMARK 3 L33: 0.5740 L12: -0.0104 REMARK 3 L13: -0.1487 L23: 0.1154 REMARK 3 S TENSOR REMARK 3 S11: -0.0383 S12: 0.4473 S13: -0.2195 REMARK 3 S21: 0.0131 S22: -0.1082 S23: 0.1848 REMARK 3 S31: 0.0934 S32: -0.1343 S33: -0.0038 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 6BQD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-DEC-17. REMARK 100 THE DEPOSITION ID IS D_1000231273. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-MAR-15 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9793 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RAYONIX MX300-HS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 18311 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.136 REMARK 200 RESOLUTION RANGE LOW (A) : 39.558 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.6 REMARK 200 DATA REDUNDANCY : 3.000 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.14 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.25 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: PHASER REMARK 200 STARTING MODEL: PDBID 5I29 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.28 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.81 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 8% TACSIMATE PH 5.0 AND 20% PEG3350, REMARK 280 VAPOR DIFFUSION, TEMPERATURE 277K 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 64.27650 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 21.25500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 64.27650 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 21.25500 REMARK 290 SMTRY3 4 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 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 350 REMARK 350 BIOMOLECULE: 2 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: 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 GLU A 1630 REMARK 465 ASP B 1501 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 LEU B1576 CA - CB - CG ANGL. DEV. = -16.5 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 GLU A1627 0.73 -66.83 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 69G A 1701 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue 69G B 1701 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 6BQA RELATED DB: PDB DBREF 6BQD A 1501 1630 UNP P21675 TAF1_HUMAN 1501 1630 DBREF 6BQD B 1501 1630 UNP P21675 TAF1_HUMAN 1501 1630 SEQRES 1 A 130 ASP ASP ASP GLN VAL ALA PHE SER PHE ILE LEU ASP ASN SEQRES 2 A 130 ILE VAL THR GLN LYS MET MET ALA VAL PRO ASP SER TRP SEQRES 3 A 130 PRO PHE HIS HIS PRO VAL ASN LYS LYS PHE VAL PRO ASP SEQRES 4 A 130 TYR TYR LYS VAL ILE VAL ASN PRO MET ASP LEU GLU THR SEQRES 5 A 130 ILE ARG LYS ASN ILE SER LYS HIS LYS TYR GLN SER ARG SEQRES 6 A 130 GLU SER PHE LEU ASP ASP VAL ASN LEU ILE LEU ALA ASN SEQRES 7 A 130 SER VAL LYS TYR ASN GLY PRO GLU SER GLN TYR THR LYS SEQRES 8 A 130 THR ALA GLN GLU ILE VAL ASN VAL CYS TYR GLN THR LEU SEQRES 9 A 130 THR GLU TYR ASP GLU HIS LEU THR GLN LEU GLU LYS ASP SEQRES 10 A 130 ILE CYS THR ALA LYS GLU ALA ALA LEU GLU GLU ALA GLU SEQRES 1 B 130 ASP ASP ASP GLN VAL ALA PHE SER PHE ILE LEU ASP ASN SEQRES 2 B 130 ILE VAL THR GLN LYS MET MET ALA VAL PRO ASP SER TRP SEQRES 3 B 130 PRO PHE HIS HIS PRO VAL ASN LYS LYS PHE VAL PRO ASP SEQRES 4 B 130 TYR TYR LYS VAL ILE VAL ASN PRO MET ASP LEU GLU THR SEQRES 5 B 130 ILE ARG LYS ASN ILE SER LYS HIS LYS TYR GLN SER ARG SEQRES 6 B 130 GLU SER PHE LEU ASP ASP VAL ASN LEU ILE LEU ALA ASN SEQRES 7 B 130 SER VAL LYS TYR ASN GLY PRO GLU SER GLN TYR THR LYS SEQRES 8 B 130 THR ALA GLN GLU ILE VAL ASN VAL CYS TYR GLN THR LEU SEQRES 9 B 130 THR GLU TYR ASP GLU HIS LEU THR GLN LEU GLU LYS ASP SEQRES 10 B 130 ILE CYS THR ALA LYS GLU ALA ALA LEU GLU GLU ALA GLU HET 69G A1701 26 HET 69G B1701 25 HETNAM 69G 3-{6-[(2E)-BUT-2-EN-1-YL]-7-OXO-6,7-DIHYDRO-1H- HETNAM 2 69G PYRROLO[2,3-C]PYRIDIN-4-YL}-N,N-DIMETHYLBENZAMIDE FORMUL 3 69G 2(C20 H21 N3 O2) FORMUL 5 HOH *54(H2 O) HELIX 1 AA1 ASP A 1501 LYS A 1518 1 18 HELIX 2 AA2 SER A 1525 HIS A 1529 5 5 HELIX 3 AA3 ASP A 1539 ILE A 1544 1 6 HELIX 4 AA4 ASP A 1549 LYS A 1559 1 11 HELIX 5 AA5 SER A 1564 GLY A 1584 1 21 HELIX 6 AA6 SER A 1587 TYR A 1607 1 21 HELIX 7 AA7 TYR A 1607 GLU A 1627 1 21 HELIX 8 AA8 ASP B 1503 LYS B 1518 1 16 HELIX 9 AA9 SER B 1525 HIS B 1529 5 5 HELIX 10 AB1 ASP B 1539 ILE B 1544 1 6 HELIX 11 AB2 ASP B 1549 LYS B 1559 1 11 HELIX 12 AB3 SER B 1564 GLY B 1584 1 21 HELIX 13 AB4 SER B 1587 TYR B 1607 1 21 HELIX 14 AB5 TYR B 1607 ALA B 1629 1 23 SITE 1 AC1 15 TRP A1526 PRO A1527 PHE A1528 PRO A1531 SITE 2 AC1 15 VAL A1532 ASN A1533 PHE A1536 TYR A1540 SITE 3 AC1 15 MET A1548 TYR A1582 ASN A1583 TYR A1589 SITE 4 AC1 15 HOH A1804 TRP B1526 PHE B1536 SITE 1 AC2 15 TRP A1526 PHE A1536 TRP B1526 PRO B1527 SITE 2 AC2 15 PHE B1528 VAL B1532 ASN B1533 PHE B1536 SITE 3 AC2 15 VAL B1537 TYR B1540 MET B1548 ASP B1549 SITE 4 AC2 15 ASN B1583 TYR B1589 HOH B1802 CRYST1 128.553 42.510 63.372 90.00 103.39 90.00 C 1 2 1 8 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 0.007779 0.000000 0.001852 0.00000 SCALE2 0.000000 0.023524 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016221 0.00000