HEADER IMMUNE SYSTEM 31-JAN-20 6VOV TITLE CRYSTAL STRUCTURE OF SYK IN COMPLEX WITH GS-9876 COMPND MOL_ID: 1; COMPND 2 MOLECULE: TYROSINE-PROTEIN KINASE SYK; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: UNP RESIDUES 363-635; COMPND 5 SYNONYM: SPLEEN TYROSINE KINASE,P72-SYK; COMPND 6 EC: 2.7.10.2; COMPND 7 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: SYK; SOURCE 6 EXPRESSION_SYSTEM: BACULOVIRUS EXPRESSION VECTOR PFASTBAC1-HM; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 274590 KEYWDS SPLEEN TYROSINE KINASE B-CELL SYK, IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR E.B.LANSDON REVDAT 3 11-OCT-23 6VOV 1 REMARK REVDAT 2 29-APR-20 6VOV 1 JRNL REVDAT 1 11-MAR-20 6VOV 0 JRNL AUTH P.BLOMGREN,J.CHANDRASEKHAR,J.A.DI PAOLO,W.FUNG,G.GENG,C.IP, JRNL AUTH 2 R.JONES,J.E.KROPF,E.B.LANSDON,S.LEE,J.R.LO,S.A.MITCHELL, JRNL AUTH 3 B.MURRAY,C.POHLMEYER,A.SCHMITT,K.SUEKAWA-PIRRONE,S.WISE, JRNL AUTH 4 J.M.XIONG,J.XU,H.YU,Z.ZHAO,K.S.CURRIE JRNL TITL DISCOVERY OF LANRAPLENIB (GS-9876): A ONCE-DAILY SPLEEN JRNL TITL 2 TYROSINE KINASE INHIBITOR FOR AUTOIMMUNE DISEASES. JRNL REF ACS MED.CHEM.LETT. V. 11 506 2020 JRNL REFN ISSN 1948-5875 JRNL PMID 32292557 JRNL DOI 10.1021/ACSMEDCHEMLETT.9B00621 REMARK 2 REMARK 2 RESOLUTION. 1.95 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.17.1_3660 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) : 1.95 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.26 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.980 REMARK 3 COMPLETENESS FOR RANGE (%) : 78.1 REMARK 3 NUMBER OF REFLECTIONS : 31599 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.220 REMARK 3 R VALUE (WORKING SET) : 0.217 REMARK 3 FREE R VALUE : 0.268 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 6.330 REMARK 3 FREE R VALUE TEST SET COUNT : 2000 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 35.2600 - 4.6900 0.97 2613 177 0.1852 0.2220 REMARK 3 2 4.6900 - 3.7300 0.97 2613 176 0.1740 0.2028 REMARK 3 3 3.7300 - 3.2600 0.96 2617 177 0.2047 0.2536 REMARK 3 4 3.2500 - 2.9600 0.97 2638 178 0.2315 0.2892 REMARK 3 5 2.9600 - 2.7500 0.97 2622 178 0.2521 0.2820 REMARK 3 6 2.7500 - 2.5800 0.95 2576 173 0.2466 0.3155 REMARK 3 7 2.5800 - 2.4500 0.88 2340 159 0.2454 0.2742 REMARK 3 8 2.4500 - 2.3500 0.81 2177 147 0.2455 0.3032 REMARK 3 9 2.3500 - 2.2600 0.71 1939 131 0.2420 0.3214 REMARK 3 10 2.2600 - 2.1800 0.64 1729 117 0.2432 0.3214 REMARK 3 11 2.1800 - 2.1100 0.61 1637 111 0.2416 0.3131 REMARK 3 12 2.1100 - 2.0500 0.54 1482 100 0.2594 0.3582 REMARK 3 13 2.0500 - 2.0000 0.53 1393 94 0.2483 0.3633 REMARK 3 14 2.0000 - 1.9500 0.44 1223 82 0.2286 0.3292 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) : 0.265 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 29.685 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 18.89 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.32 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 : 0.009 4416 REMARK 3 ANGLE : 1.309 5952 REMARK 3 CHIRALITY : 0.084 616 REMARK 3 PLANARITY : 0.010 741 REMARK 3 DIHEDRAL : 15.468 1679 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 6VOV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-FEB-20. REMARK 100 THE DEPOSITION ID IS D_1000246697. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-SEP-13 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 : ALS REMARK 200 BEAMLINE : 5.0.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1 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 : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 85949 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.950 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.6 REMARK 200 DATA REDUNDANCY : 2.300 REMARK 200 R MERGE (I) : 0.05700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.95 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.99 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: 1XBA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.18 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 3350, 100MM TRIS PH 8.5, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,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 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 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 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 ASN A 406 REMARK 465 GLU A 407 REMARK 465 ALA A 408 REMARK 465 ASN A 409 REMARK 465 ASP A 410 REMARK 465 THR A 530 REMARK 465 HIS A 531 REMARK 465 GLY A 532 REMARK 465 LYS A 533 REMARK 465 TYR A 630 REMARK 465 TYR A 631 REMARK 465 ASP A 632 REMARK 465 VAL A 633 REMARK 465 VAL A 634 REMARK 465 ASN A 635 REMARK 465 GLU A 636 REMARK 465 GLY A 637 REMARK 465 HIS A 638 REMARK 465 HIS A 639 REMARK 465 HIS A 640 REMARK 465 HIS A 641 REMARK 465 HIS A 642 REMARK 465 HIS A 643 REMARK 465 VAL B 363 REMARK 465 ASN B 406 REMARK 465 GLU B 407 REMARK 465 ALA B 408 REMARK 465 ASN B 409 REMARK 465 ASP B 410 REMARK 465 PRO B 411 REMARK 465 VAL B 634 REMARK 465 ASN B 635 REMARK 465 GLU B 636 REMARK 465 GLY B 637 REMARK 465 HIS B 638 REMARK 465 HIS B 639 REMARK 465 HIS B 640 REMARK 465 HIS B 641 REMARK 465 HIS B 642 REMARK 465 HIS B 643 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 A 394 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 O HOH B 844 O HOH B 884 2.14 REMARK 500 O HOH B 854 O HOH B 894 2.18 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 MET A 392 -155.76 -84.94 REMARK 500 LYS A 394 -58.66 -154.47 REMARK 500 ALA A 441 -126.50 -133.12 REMARK 500 ASP A 494 39.38 -147.23 REMARK 500 TRP A 609 32.04 -92.75 REMARK 500 MET B 392 -151.22 -95.73 REMARK 500 LYS B 394 -66.14 -130.37 REMARK 500 ALA B 441 -127.18 -134.18 REMARK 500 ARG B 464 1.93 -68.28 REMARK 500 ASP B 494 40.01 -146.72 REMARK 500 ASP B 512 70.15 60.07 REMARK 500 HIS B 531 126.06 -39.06 REMARK 500 TRP B 609 32.29 -92.98 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 R6D A 701 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue R6D B 701 DBREF 6VOV A 363 635 UNP P43405 KSYK_HUMAN 363 635 DBREF 6VOV B 363 635 UNP P43405 KSYK_HUMAN 363 635 SEQADV 6VOV GLU A 636 UNP P43405 EXPRESSION TAG SEQADV 6VOV GLY A 637 UNP P43405 EXPRESSION TAG SEQADV 6VOV HIS A 638 UNP P43405 EXPRESSION TAG SEQADV 6VOV HIS A 639 UNP P43405 EXPRESSION TAG SEQADV 6VOV HIS A 640 UNP P43405 EXPRESSION TAG SEQADV 6VOV HIS A 641 UNP P43405 EXPRESSION TAG SEQADV 6VOV HIS A 642 UNP P43405 EXPRESSION TAG SEQADV 6VOV HIS A 643 UNP P43405 EXPRESSION TAG SEQADV 6VOV GLU B 636 UNP P43405 EXPRESSION TAG SEQADV 6VOV GLY B 637 UNP P43405 EXPRESSION TAG SEQADV 6VOV HIS B 638 UNP P43405 EXPRESSION TAG SEQADV 6VOV HIS B 639 UNP P43405 EXPRESSION TAG SEQADV 6VOV HIS B 640 UNP P43405 EXPRESSION TAG SEQADV 6VOV HIS B 641 UNP P43405 EXPRESSION TAG SEQADV 6VOV HIS B 642 UNP P43405 EXPRESSION TAG SEQADV 6VOV HIS B 643 UNP P43405 EXPRESSION TAG SEQRES 1 A 281 VAL TYR LEU ASP ARG LYS LEU LEU THR LEU GLU ASP LYS SEQRES 2 A 281 GLU LEU GLY SER GLY ASN PHE GLY THR VAL LYS LYS GLY SEQRES 3 A 281 TYR TYR GLN MET LYS LYS VAL VAL LYS THR VAL ALA VAL SEQRES 4 A 281 LYS ILE LEU LYS ASN GLU ALA ASN ASP PRO ALA LEU LYS SEQRES 5 A 281 ASP GLU LEU LEU ALA GLU ALA ASN VAL MET GLN GLN LEU SEQRES 6 A 281 ASP ASN PRO TYR ILE VAL ARG MET ILE GLY ILE CYS GLU SEQRES 7 A 281 ALA GLU SER TRP MET LEU VAL MET GLU MET ALA GLU LEU SEQRES 8 A 281 GLY PRO LEU ASN LYS TYR LEU GLN GLN ASN ARG HIS VAL SEQRES 9 A 281 LYS ASP LYS ASN ILE ILE GLU LEU VAL HIS GLN VAL SER SEQRES 10 A 281 MET GLY MET LYS TYR LEU GLU GLU SER ASN PHE VAL HIS SEQRES 11 A 281 ARG ASP LEU ALA ALA ARG ASN VAL LEU LEU VAL THR GLN SEQRES 12 A 281 HIS TYR ALA LYS ILE SER ASP PHE GLY LEU SER LYS ALA SEQRES 13 A 281 LEU ARG ALA ASP GLU ASN TYR TYR LYS ALA GLN THR HIS SEQRES 14 A 281 GLY LYS TRP PRO VAL LYS TRP TYR ALA PRO GLU CYS ILE SEQRES 15 A 281 ASN TYR TYR LYS PHE SER SER LYS SER ASP VAL TRP SER SEQRES 16 A 281 PHE GLY VAL LEU MET TRP GLU ALA PHE SER TYR GLY GLN SEQRES 17 A 281 LYS PRO TYR ARG GLY MET LYS GLY SER GLU VAL THR ALA SEQRES 18 A 281 MET LEU GLU LYS GLY GLU ARG MET GLY CYS PRO ALA GLY SEQRES 19 A 281 CYS PRO ARG GLU MET TYR ASP LEU MET ASN LEU CYS TRP SEQRES 20 A 281 THR TYR ASP VAL GLU ASN ARG PRO GLY PHE ALA ALA VAL SEQRES 21 A 281 GLU LEU ARG LEU ARG ASN TYR TYR TYR ASP VAL VAL ASN SEQRES 22 A 281 GLU GLY HIS HIS HIS HIS HIS HIS SEQRES 1 B 281 VAL TYR LEU ASP ARG LYS LEU LEU THR LEU GLU ASP LYS SEQRES 2 B 281 GLU LEU GLY SER GLY ASN PHE GLY THR VAL LYS LYS GLY SEQRES 3 B 281 TYR TYR GLN MET LYS LYS VAL VAL LYS THR VAL ALA VAL SEQRES 4 B 281 LYS ILE LEU LYS ASN GLU ALA ASN ASP PRO ALA LEU LYS SEQRES 5 B 281 ASP GLU LEU LEU ALA GLU ALA ASN VAL MET GLN GLN LEU SEQRES 6 B 281 ASP ASN PRO TYR ILE VAL ARG MET ILE GLY ILE CYS GLU SEQRES 7 B 281 ALA GLU SER TRP MET LEU VAL MET GLU MET ALA GLU LEU SEQRES 8 B 281 GLY PRO LEU ASN LYS TYR LEU GLN GLN ASN ARG HIS VAL SEQRES 9 B 281 LYS ASP LYS ASN ILE ILE GLU LEU VAL HIS GLN VAL SER SEQRES 10 B 281 MET GLY MET LYS TYR LEU GLU GLU SER ASN PHE VAL HIS SEQRES 11 B 281 ARG ASP LEU ALA ALA ARG ASN VAL LEU LEU VAL THR GLN SEQRES 12 B 281 HIS TYR ALA LYS ILE SER ASP PHE GLY LEU SER LYS ALA SEQRES 13 B 281 LEU ARG ALA ASP GLU ASN TYR TYR LYS ALA GLN THR HIS SEQRES 14 B 281 GLY LYS TRP PRO VAL LYS TRP TYR ALA PRO GLU CYS ILE SEQRES 15 B 281 ASN TYR TYR LYS PHE SER SER LYS SER ASP VAL TRP SER SEQRES 16 B 281 PHE GLY VAL LEU MET TRP GLU ALA PHE SER TYR GLY GLN SEQRES 17 B 281 LYS PRO TYR ARG GLY MET LYS GLY SER GLU VAL THR ALA SEQRES 18 B 281 MET LEU GLU LYS GLY GLU ARG MET GLY CYS PRO ALA GLY SEQRES 19 B 281 CYS PRO ARG GLU MET TYR ASP LEU MET ASN LEU CYS TRP SEQRES 20 B 281 THR TYR ASP VAL GLU ASN ARG PRO GLY PHE ALA ALA VAL SEQRES 21 B 281 GLU LEU ARG LEU ARG ASN TYR TYR TYR ASP VAL VAL ASN SEQRES 22 B 281 GLU GLY HIS HIS HIS HIS HIS HIS HET R6D A 701 33 HET R6D B 701 33 HETNAM R6D 6-(6-AMINOPYRAZIN-2-YL)-N-{4-[4-(OXETAN-3-YL)PIPERAZIN- HETNAM 2 R6D 1-YL]PHENYL}IMIDAZO[1,2-A]PYRAZIN-8-AMINE HETSYN R6D GS-9876 FORMUL 3 R6D 2(C23 H25 N9 O) FORMUL 5 HOH *177(H2 O) HELIX 1 AA1 ASP A 366 LYS A 368 5 3 HELIX 2 AA2 ALA A 412 LEU A 427 1 16 HELIX 3 AA3 LEU A 456 ASN A 463 1 8 HELIX 4 AA4 LYS A 467 SER A 488 1 22 HELIX 5 AA5 ALA A 496 ARG A 498 5 3 HELIX 6 AA6 PRO A 535 TYR A 539 5 5 HELIX 7 AA7 ALA A 540 TYR A 547 1 8 HELIX 8 AA8 SER A 551 SER A 567 1 17 HELIX 9 AA9 LYS A 577 LYS A 587 1 11 HELIX 10 AB1 PRO A 598 TRP A 609 1 12 HELIX 11 AB2 ASP A 612 ARG A 616 5 5 HELIX 12 AB3 GLY A 618 TYR A 629 1 12 HELIX 13 AB4 ASP B 366 LYS B 368 5 3 HELIX 14 AB5 LEU B 413 LEU B 427 1 15 HELIX 15 AB6 LEU B 456 ASN B 463 1 8 HELIX 16 AB7 LYS B 467 SER B 488 1 22 HELIX 17 AB8 ALA B 496 ARG B 498 5 3 HELIX 18 AB9 PRO B 535 TYR B 539 5 5 HELIX 19 AC1 ALA B 540 TYR B 547 1 8 HELIX 20 AC2 SER B 551 SER B 567 1 17 HELIX 21 AC3 LYS B 577 LYS B 587 1 11 HELIX 22 AC4 PRO B 598 TRP B 609 1 12 HELIX 23 AC5 ASP B 612 ARG B 616 5 5 HELIX 24 AC6 GLY B 618 VAL B 633 1 16 SHEET 1 AA1 5 LEU A 370 GLY A 380 0 SHEET 2 AA1 5 GLY A 383 GLN A 391 -1 O LYS A 387 N GLU A 373 SHEET 3 AA1 5 VAL A 396 LEU A 404 -1 O ILE A 403 N THR A 384 SHEET 4 AA1 5 TRP A 444 GLU A 449 -1 O TRP A 444 N LEU A 404 SHEET 5 AA1 5 MET A 435 GLU A 440 -1 N ILE A 436 O VAL A 447 SHEET 1 AA2 3 GLY A 454 PRO A 455 0 SHEET 2 AA2 3 VAL A 500 THR A 504 -1 O LEU A 502 N GLY A 454 SHEET 3 AA2 3 TYR A 507 ILE A 510 -1 O LYS A 509 N LEU A 501 SHEET 1 AA3 2 PHE A 490 VAL A 491 0 SHEET 2 AA3 2 LYS A 517 ALA A 518 -1 O LYS A 517 N VAL A 491 SHEET 1 AA4 2 TYR A 525 LYS A 527 0 SHEET 2 AA4 2 LYS A 548 SER A 550 -1 O PHE A 549 N TYR A 526 SHEET 1 AA5 4 GLU A 589 ARG A 590 0 SHEET 2 AA5 4 VAL B 396 LEU B 404 -1 O VAL B 396 N ARG A 590 SHEET 3 AA5 4 GLY B 383 GLN B 391 -1 N THR B 384 O ILE B 403 SHEET 4 AA5 4 LEU B 370 GLY B 380 -1 N GLU B 373 O LYS B 387 SHEET 1 AA6 4 GLU A 589 ARG A 590 0 SHEET 2 AA6 4 VAL B 396 LEU B 404 -1 O VAL B 396 N ARG A 590 SHEET 3 AA6 4 TRP B 444 GLU B 449 -1 O MET B 448 N ALA B 400 SHEET 4 AA6 4 MET B 435 GLU B 440 -1 N ILE B 436 O VAL B 447 SHEET 1 AA7 3 GLY B 454 PRO B 455 0 SHEET 2 AA7 3 VAL B 500 THR B 504 -1 O LEU B 502 N GLY B 454 SHEET 3 AA7 3 TYR B 507 ILE B 510 -1 O LYS B 509 N LEU B 501 SHEET 1 AA8 2 PHE B 490 VAL B 491 0 SHEET 2 AA8 2 LYS B 517 ALA B 518 -1 O LYS B 517 N VAL B 491 SHEET 1 AA9 2 TYR B 525 LYS B 527 0 SHEET 2 AA9 2 LYS B 548 SER B 550 -1 O PHE B 549 N TYR B 526 SITE 1 AC1 14 LEU A 377 GLY A 378 VAL A 385 ALA A 400 SITE 2 AC1 14 LYS A 402 MET A 448 GLU A 449 ALA A 451 SITE 3 AC1 14 GLU A 452 GLY A 454 LEU A 501 ASP A 512 SITE 4 AC1 14 HOH A 864 ASN B 615 SITE 1 AC2 13 LEU B 377 GLY B 378 PHE B 382 VAL B 385 SITE 2 AC2 13 ALA B 400 MET B 448 GLU B 449 ALA B 451 SITE 3 AC2 13 GLU B 452 GLY B 454 GLN B 462 LEU B 501 SITE 4 AC2 13 ASP B 512 CRYST1 39.973 42.050 87.613 81.02 90.33 79.25 P 1 2 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 0.025017 -0.004749 0.000916 0.00000 SCALE2 0.000000 0.024206 -0.003925 0.00000 SCALE3 0.000000 0.000000 0.011563 0.00000