HEADER GENE REGULATION/INHIBITOR 28-APR-21 7MLS TITLE X-RAY CRYSTAL STRUCTURE OF HUMAN BRD4(D1) IN COMPLEX WITH 2-(2,5- TITLE 2 DIBROMOPHENOXY)-6-[4-METHYL-1-(PIPERIDIN-4-YL)-1H-1,2,3-TRIAZOL-5- TITLE 3 YL]PYRIDINE (COMPOUND 23) COMPND MOL_ID: 1; COMPND 2 MOLECULE: BROMODOMAIN-CONTAINING PROTEIN 4; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PROTEIN HUNK1; COMPND 5 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: BRD4, HUNK1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) KEYWDS BRD4, GENE REGULATION, GENE REGULATION-INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR H.CUI,J.A.JOHNSON,H.ZAHID,C.R.BUCHHOLZ,K.SHI,H.AIHARA,W.C.K.POMERANTZ REVDAT 3 18-OCT-23 7MLS 1 REMARK REVDAT 2 04-AUG-21 7MLS 1 JRNL REVDAT 1 28-JUL-21 7MLS 0 JRNL AUTH H.CUI,A.S.CARLSON,M.A.SCHLEIFF,A.DIVAKARAN,J.A.JOHNSON, JRNL AUTH 2 C.R.BUCHHOLZ,H.ZAHID,N.R.VAIL,K.SHI,H.AIHARA,D.A.HARKI, JRNL AUTH 3 G.P.MILLER,J.J.TOPCZEWSKI,W.C.K.POMERANTZ JRNL TITL 4-METHYL-1,2,3-TRIAZOLES AS N -ACETYL-LYSINE MIMICS AFFORD JRNL TITL 2 POTENT BET BROMODOMAIN INHIBITORS WITH IMPROVED SELECTIVITY. JRNL REF J.MED.CHEM. V. 64 10497 2021 JRNL REFN ISSN 0022-2623 JRNL PMID 34236185 JRNL DOI 10.1021/ACS.JMEDCHEM.1C00933 REMARK 2 REMARK 2 RESOLUTION. 1.26 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.19.2_4158 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) : 1.26 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.46 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.370 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.1 REMARK 3 NUMBER OF REFLECTIONS : 62563 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.126 REMARK 3 R VALUE (WORKING SET) : 0.124 REMARK 3 FREE R VALUE : 0.146 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.230 REMARK 3 FREE R VALUE TEST SET COUNT : 3272 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 30.4600 - 3.5800 0.92 2488 117 0.1655 0.2025 REMARK 3 2 3.5800 - 2.8400 0.94 2524 162 0.1460 0.1748 REMARK 3 3 2.8400 - 2.4800 0.96 2554 155 0.1421 0.1561 REMARK 3 4 2.4800 - 2.2600 0.97 2583 138 0.1293 0.1307 REMARK 3 5 2.2600 - 2.1000 0.97 2619 142 0.1161 0.1234 REMARK 3 6 2.1000 - 1.9700 0.97 2570 170 0.1098 0.1257 REMARK 3 7 1.9700 - 1.8700 0.95 2544 135 0.1204 0.1483 REMARK 3 8 1.8700 - 1.7900 0.96 2623 127 0.1105 0.1463 REMARK 3 9 1.7900 - 1.7200 0.96 2559 148 0.1109 0.1280 REMARK 3 10 1.7200 - 1.6600 0.97 2589 149 0.1103 0.1036 REMARK 3 11 1.6600 - 1.6100 0.97 2630 134 0.1029 0.1305 REMARK 3 12 1.6100 - 1.5700 0.97 2580 147 0.1023 0.1278 REMARK 3 13 1.5700 - 1.5200 0.98 2635 138 0.1001 0.1253 REMARK 3 14 1.5200 - 1.4900 0.97 2596 147 0.1004 0.1032 REMARK 3 15 1.4900 - 1.4500 0.97 2641 143 0.1010 0.1399 REMARK 3 16 1.4500 - 1.4200 0.97 2589 127 0.1046 0.1361 REMARK 3 17 1.4200 - 1.3900 0.97 2625 132 0.1015 0.1449 REMARK 3 18 1.3900 - 1.3700 0.96 2560 153 0.0999 0.1543 REMARK 3 19 1.3700 - 1.3400 0.96 2562 141 0.1019 0.1252 REMARK 3 20 1.3400 - 1.3200 0.97 2558 162 0.1021 0.1353 REMARK 3 21 1.3200 - 1.3000 0.95 2580 161 0.1030 0.1216 REMARK 3 22 1.3000 - 1.2800 0.96 2549 108 0.1079 0.1658 REMARK 3 23 1.2800 - 1.2600 0.94 2533 136 0.1023 0.1544 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) : 0.070 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 12.640 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 9.09 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 14.47 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 : NULL NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : NULL NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL 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 7MLS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-APR-21. REMARK 100 THE DEPOSITION ID IS D_1000256490. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-DEC-20 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 24-ID-E REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.979 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.7.4 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 66134 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.260 REMARK 200 RESOLUTION RANGE LOW (A) : 47.500 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.6 REMARK 200 DATA REDUNDANCY : 4.700 REMARK 200 R MERGE (I) : 0.04500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 23.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.26 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.28 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.1 REMARK 200 DATA REDUNDANCY IN SHELL : 4.40 REMARK 200 R MERGE FOR SHELL (I) : 0.08200 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: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: 6WGX REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.25 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.06 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NAI, PH 8.5, BIS-TRIS PROPANE, 20% REMARK 280 (V/V) PEG 3350, ETHYLENE GLYCOL, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 16.48000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 39.70900 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 23.74800 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 39.70900 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 16.48000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 23.74800 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: 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 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 168 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 GLN A 59 CG CD OE1 NE2 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 O HOH A 459 O HOH A 471 1.81 REMARK 500 O HOH A 416 O HOH A 471 1.84 REMARK 500 O HOH A 306 O HOH A 378 1.91 REMARK 500 O HOH A 340 O HOH A 417 1.93 REMARK 500 O HOH A 431 O HOH A 476 2.03 REMARK 500 O HOH A 422 O HOH A 445 2.04 REMARK 500 O HOH A 383 O HOH A 415 2.10 REMARK 500 O HOH A 332 O HOH A 443 2.13 REMARK 500 O HOH A 441 O HOH A 459 2.14 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 437 O HOH A 463 4455 1.88 REMARK 500 O HOH A 447 O HOH A 448 4455 1.99 REMARK 500 O HOH A 341 O HOH A 470 3655 2.00 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 ASN A 52 96.61 -165.84 REMARK 500 ASN A 140 -158.48 -108.07 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 ZHM A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 203 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 204 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 205 DBREF 7MLS A 44 168 UNP O60885 BRD4_HUMAN 44 168 SEQADV 7MLS SER A 42 UNP O60885 EXPRESSION TAG SEQADV 7MLS MET A 43 UNP O60885 EXPRESSION TAG SEQRES 1 A 127 SER MET ASN PRO PRO PRO PRO GLU THR SER ASN PRO ASN SEQRES 2 A 127 LYS PRO LYS ARG GLN THR ASN GLN LEU GLN TYR LEU LEU SEQRES 3 A 127 ARG VAL VAL LEU LYS THR LEU TRP LYS HIS GLN PHE ALA SEQRES 4 A 127 TRP PRO PHE GLN GLN PRO VAL ASP ALA VAL LYS LEU ASN SEQRES 5 A 127 LEU PRO ASP TYR TYR LYS ILE ILE LYS THR PRO MET ASP SEQRES 6 A 127 MET GLY THR ILE LYS LYS ARG LEU GLU ASN ASN TYR TYR SEQRES 7 A 127 TRP ASN ALA GLN GLU CYS ILE GLN ASP PHE ASN THR MET SEQRES 8 A 127 PHE THR ASN CYS TYR ILE TYR ASN LYS PRO GLY ASP ASP SEQRES 9 A 127 ILE VAL LEU MET ALA GLU ALA LEU GLU LYS LEU PHE LEU SEQRES 10 A 127 GLN LYS ILE ASN GLU LEU PRO THR GLU GLU HET ZHM A 201 46 HET EDO A 202 10 HET EDO A 203 10 HET CL A 204 1 HET CL A 205 1 HETNAM ZHM 2-(2,5-DIBROMOPHENOXY)-6-[4-METHYL-1-(PIPERIDIN-4-YL)- HETNAM 2 ZHM 1H-1,2,3-TRIAZOL-5-YL]PYRIDINE HETNAM EDO 1,2-ETHANEDIOL HETNAM CL CHLORIDE ION HETSYN EDO ETHYLENE GLYCOL FORMUL 2 ZHM C19 H19 BR2 N5 O FORMUL 3 EDO 2(C2 H6 O2) FORMUL 5 CL 2(CL 1-) FORMUL 7 HOH *188(H2 O) HELIX 1 AA1 THR A 60 VAL A 69 1 10 HELIX 2 AA2 VAL A 69 TRP A 75 1 7 HELIX 3 AA3 ALA A 80 GLN A 84 5 5 HELIX 4 AA4 ASP A 88 ASN A 93 1 6 HELIX 5 AA5 ASP A 96 ILE A 101 1 6 HELIX 6 AA6 ASP A 106 ASN A 116 1 11 HELIX 7 AA7 ASN A 121 ASN A 140 1 20 HELIX 8 AA8 ASP A 144 ASN A 162 1 19 SITE 1 AC1 11 TRP A 81 PRO A 82 LYS A 99 ILE A 100 SITE 2 AC1 11 TYR A 139 ASN A 140 MET A 149 HOH A 318 SITE 3 AC1 11 HOH A 337 HOH A 340 HOH A 417 SITE 1 AC2 6 ILE A 100 ILE A 101 LYS A 102 THR A 103 SITE 2 AC2 6 ASN A 135 HOH A 358 SITE 1 AC3 5 SER A 42 LYS A 55 PRO A 56 TRP A 120 SITE 2 AC3 5 HOH A 406 SITE 1 AC4 7 VAL A 90 LYS A 91 ASN A 93 TYR A 137 SITE 2 AC4 7 ILE A 138 ASN A 140 HOH A 446 SITE 1 AC5 2 ARG A 58 GLN A 59 CRYST1 32.960 47.496 79.418 90.00 90.00 90.00 P 21 21 21 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 0.030340 0.000000 0.000000 0.00000 SCALE2 0.000000 0.021054 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012592 0.00000