HEADER TRANSFERASE/TRANSFERASE INHIBITOR 29-AUG-12 4GUE TITLE STRUCTURE OF N-TERMINAL KINASE DOMAIN OF RSK2 WITH FLAVONOID GLYCOSIDE TITLE 2 QUERCITRIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBOSOMAL PROTEIN S6 KINASE ALPHA-3; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: N-TERMINAL KINASE DOMAIN (UNP RESIDUES 45-346); COMPND 5 SYNONYM: S6K-ALPHA-3, 90 KDA RIBOSOMAL PROTEIN S6 KINASE 3, P90-RSK COMPND 6 3, P90RSK3, MAP KINASE-ACTIVATED PROTEIN KINASE 1B, MAPK-ACTIVATED COMPND 7 PROTEIN KINASE 1B, MAPKAP KINASE 1B, MAPKAPK-1B, RIBOSOMAL S6 KINASE COMPND 8 2, RSK-2, PP90RSK2; COMPND 9 EC: 2.7.11.1; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 GENE: RPS6KA3, MAPKAPK1B, RPS6KA-RS1, RSK2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS SERINE/THREONINE KINASE DOMAIN, TRANSFERASE-TRANSFERASE INHIBITOR KEYWDS 2 COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR U.DEREWENDA,D.UTEPBERGENOV,G.SZUKALSKA,Z.S.DEREWENDA REVDAT 3 13-SEP-23 4GUE 1 REMARK SEQADV REVDAT 2 27-MAR-13 4GUE 1 JRNL REVDAT 1 30-JAN-13 4GUE 0 JRNL AUTH U.DEREWENDA,M.ARTAMONOV,G.SZUKALSKA,D.UTEPBERGENOV, JRNL AUTH 2 N.OLEKHNOVICH,H.I.PARIKH,G.E.KELLOGG,A.V.SOMLYO, JRNL AUTH 3 Z.S.DEREWENDA JRNL TITL IDENTIFICATION OF QUERCITRIN AS AN INHIBITOR OF THE P90 S6 JRNL TITL 2 RIBOSOMAL KINASE (RSK): STRUCTURE OF ITS COMPLEX WITH THE JRNL TITL 3 N-TERMINAL DOMAIN OF RSK2 AT 1.8 A RESOLUTION. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 69 266 2013 JRNL REFN ISSN 0907-4449 JRNL PMID 23385462 JRNL DOI 10.1107/S0907444912045520 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.6.4_486 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) : 25.29 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 3 NUMBER OF REFLECTIONS : 27492 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.173 REMARK 3 R VALUE (WORKING SET) : 0.171 REMARK 3 FREE R VALUE : 0.205 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.050 REMARK 3 FREE R VALUE TEST SET COUNT : 1389 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 25.2954 - 3.8733 0.99 2720 157 0.1618 0.1760 REMARK 3 2 3.8733 - 3.0761 1.00 2668 152 0.1627 0.2043 REMARK 3 3 3.0761 - 2.6877 1.00 2671 142 0.1816 0.2253 REMARK 3 4 2.6877 - 2.4422 0.99 2660 138 0.1909 0.2327 REMARK 3 5 2.4422 - 2.2673 0.99 2656 129 0.1776 0.2276 REMARK 3 6 2.2673 - 2.1337 0.99 2604 146 0.1706 0.2014 REMARK 3 7 2.1337 - 2.0269 0.98 2629 120 0.1712 0.2281 REMARK 3 8 2.0269 - 1.9387 0.98 2575 140 0.1790 0.2030 REMARK 3 9 1.9387 - 1.8641 0.95 2510 139 0.1808 0.2482 REMARK 3 10 1.8641 - 1.7997 0.90 2410 126 0.1899 0.2642 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 : 0.34 REMARK 3 B_SOL : 56.79 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.190 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.640 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) : 5.40850 REMARK 3 B22 (A**2) : 0.27340 REMARK 3 B33 (A**2) : -5.68200 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -3.88090 REMARK 3 B23 (A**2) : 0.00000 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 : 0.006 2356 REMARK 3 ANGLE : 0.982 3190 REMARK 3 CHIRALITY : 0.066 352 REMARK 3 PLANARITY : 0.004 400 REMARK 3 DIHEDRAL : 15.188 869 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND ((RESSEQ 48:156) OR (RESSEQ 187:217)) REMARK 3 ORIGIN FOR THE GROUP (A): 38.1629 8.9174 14.3360 REMARK 3 T TENSOR REMARK 3 T11: 0.2035 T22: 0.2128 REMARK 3 T33: 0.1704 T12: -0.0899 REMARK 3 T13: -0.0355 T23: 0.0481 REMARK 3 L TENSOR REMARK 3 L11: 2.1041 L22: 1.6072 REMARK 3 L33: 3.4198 L12: 0.3380 REMARK 3 L13: -0.5048 L23: 0.1080 REMARK 3 S TENSOR REMARK 3 S11: -0.1549 S12: 0.2381 S13: 0.2070 REMARK 3 S21: -0.1383 S22: 0.1006 S23: -0.0521 REMARK 3 S31: -0.0317 S32: 0.2062 S33: 0.0641 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'A' AND ((RESSEQ 157:186) OR (RESSEQ 223:346)) REMARK 3 ORIGIN FOR THE GROUP (A): 19.5605 0.4427 25.0724 REMARK 3 T TENSOR REMARK 3 T11: 0.1849 T22: 0.1753 REMARK 3 T33: 0.2034 T12: -0.0666 REMARK 3 T13: -0.0356 T23: 0.0096 REMARK 3 L TENSOR REMARK 3 L11: 2.0802 L22: 1.3852 REMARK 3 L33: 1.9468 L12: 0.1917 REMARK 3 L13: 0.4426 L23: -0.1970 REMARK 3 S TENSOR REMARK 3 S11: -0.1782 S12: 0.0536 S13: 0.1730 REMARK 3 S21: -0.1744 S22: 0.0985 S23: 0.2284 REMARK 3 S31: 0.0669 S32: -0.1945 S33: 0.0690 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 4GUE COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-AUG-12. REMARK 100 THE DEPOSITION ID IS D_1000074644. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-NOV-11 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-BM REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.000 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL SI(220) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28004 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 5.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 4.300 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.11700 REMARK 200 FOR THE DATA SET : 15.2000 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) : 1.84 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.80 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.30300 REMARK 200 FOR SHELL : 4.650 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: PDB ENTRY 3UBD REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.02 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.16 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% JEFFAMINE ED2003, 0.1 M HEPES, PH REMARK 280 7.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K 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 49.04200 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 20.34300 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 49.04200 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 20.34300 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 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 S SO4 A 403 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 516 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 626 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 756 LIES ON A SPECIAL POSITION. 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 42 REMARK 465 ALA A 43 REMARK 465 MET A 44 REMARK 465 GLY A 45 REMARK 465 SER A 46 REMARK 465 ILE A 47 REMARK 465 ARG A 114 REMARK 465 THR A 115 REMARK 465 LYS A 116 REMARK 465 MET A 117 REMARK 465 GLU A 118 REMARK 465 ARG A 119 REMARK 465 ASP A 120 REMARK 465 ILE A 121 REMARK 465 SER A 218 REMARK 465 ILE A 219 REMARK 465 ASP A 220 REMARK 465 HIS A 221 REMARK 465 GLU A 222 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 48 CB CG CD CE NZ REMARK 470 GLU A 49 CG CD OE1 OE2 REMARK 470 GLU A 58 CG CD OE1 OE2 REMARK 470 GLU A 61 CG CD OE1 OE2 REMARK 470 LYS A 86 CE NZ REMARK 470 LYS A 103 CD CE NZ REMARK 470 LYS A 104 CD CE NZ REMARK 470 GLU A 140 CG CD OE1 OE2 REMARK 470 LYS A 142 CE NZ REMARK 470 LYS A 216 CG CD CE NZ REMARK 470 GLU A 217 CG CD OE1 OE2 REMARK 470 LYS A 223 CG CD CE NZ REMARK 470 ARG A 243 CB CG CD NE CZ NH1 NH2 REMARK 470 LYS A 271 CG CD CE NZ REMARK 470 LYS A 274 CG CD CE NZ REMARK 470 LYS A 282 CG CD CE NZ REMARK 470 LYS A 284 CG CD CE NZ 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 ARG A 94 -7.99 81.62 REMARK 500 ARG A 192 -54.21 78.33 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 QCT A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 403 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3UBD RELATED DB: PDB REMARK 900 THE N-TERMINAL KINASE DOMAIN OF RSK2 COMPLEXED WITH SL0101 REMARK 900 RELATED ID: 4EL9 RELATED DB: PDB REMARK 900 THE N-TERMINAL KINASE DOMAIN OF RSK2 COMPLEXED WITH AFZELIN DBREF 4GUE A 45 346 UNP P18654 KS6A3_MOUSE 45 346 SEQADV 4GUE GLY A 42 UNP P18654 EXPRESSION TAG SEQADV 4GUE ALA A 43 UNP P18654 EXPRESSION TAG SEQADV 4GUE MET A 44 UNP P18654 EXPRESSION TAG SEQRES 1 A 305 GLY ALA MET GLY SER ILE LYS GLU ILE ALA ILE THR HIS SEQRES 2 A 305 HIS VAL LYS GLU GLY HIS GLU LYS ALA ASP PRO SER GLN SEQRES 3 A 305 PHE GLU LEU LEU LYS VAL LEU GLY GLN GLY SER PHE GLY SEQRES 4 A 305 LYS VAL PHE LEU VAL LYS LYS ILE SER GLY SER ASP ALA SEQRES 5 A 305 ARG GLN LEU TYR ALA MET LYS VAL LEU LYS LYS ALA THR SEQRES 6 A 305 LEU LYS VAL ARG ASP ARG VAL ARG THR LYS MET GLU ARG SEQRES 7 A 305 ASP ILE LEU VAL GLU VAL ASN HIS PRO PHE ILE VAL LYS SEQRES 8 A 305 LEU HIS TYR ALA PHE GLN THR GLU GLY LYS LEU TYR LEU SEQRES 9 A 305 ILE LEU ASP PHE LEU ARG GLY GLY ASP LEU PHE THR ARG SEQRES 10 A 305 LEU SER LYS GLU VAL MET PHE THR GLU GLU ASP VAL LYS SEQRES 11 A 305 PHE TYR LEU ALA GLU LEU ALA LEU ALA LEU ASP HIS LEU SEQRES 12 A 305 HIS SER LEU GLY ILE ILE TYR ARG ASP LEU LYS PRO GLU SEQRES 13 A 305 ASN ILE LEU LEU ASP GLU GLU GLY HIS ILE LYS LEU THR SEQRES 14 A 305 ASP PHE GLY LEU SER LYS GLU SER ILE ASP HIS GLU LYS SEQRES 15 A 305 LYS ALA TYR SER PHE CYS GLY THR VAL GLU TYR MET ALA SEQRES 16 A 305 PRO GLU VAL VAL ASN ARG ARG GLY HIS THR GLN SER ALA SEQRES 17 A 305 ASP TRP TRP SER PHE GLY VAL LEU MET PHE GLU MET LEU SEQRES 18 A 305 THR GLY THR LEU PRO PHE GLN GLY LYS ASP ARG LYS GLU SEQRES 19 A 305 THR MET THR MET ILE LEU LYS ALA LYS LEU GLY MET PRO SEQRES 20 A 305 GLN PHE LEU SER PRO GLU ALA GLN SER LEU LEU ARG MET SEQRES 21 A 305 LEU PHE LYS ARG ASN PRO ALA ASN ARG LEU GLY ALA GLY SEQRES 22 A 305 PRO ASP GLY VAL GLU GLU ILE LYS ARG HIS SER PHE PHE SEQRES 23 A 305 SER THR ILE ASP TRP ASN LYS LEU TYR ARG ARG GLU ILE SEQRES 24 A 305 HIS PRO PRO PHE LYS PRO HET QCT A 401 52 HET MG A 402 1 HET SO4 A 403 5 HETNAM QCT 2-(3,4-DIHYDROXYPHENYL)-5,7-DIHYDROXY-4-OXO-4H-CHROMEN- HETNAM 2 QCT 3-YL 6-DEOXY-ALPHA-L-MANNOPYRANOSIDE HETNAM MG MAGNESIUM ION HETNAM SO4 SULFATE ION HETSYN QCT QUERCITRIN FORMUL 2 QCT C21 H20 O11 FORMUL 3 MG MG 2+ FORMUL 4 SO4 O4 S 2- FORMUL 5 HOH *260(H2 O) HELIX 1 1 ASP A 64 SER A 66 5 3 HELIX 2 2 GLY A 77 PHE A 79 5 3 HELIX 3 3 PHE A 156 VAL A 163 1 8 HELIX 4 4 THR A 166 GLY A 188 1 23 HELIX 5 5 LYS A 195 GLU A 197 5 3 HELIX 6 6 THR A 231 MET A 235 5 5 HELIX 7 7 ALA A 236 ASN A 241 1 6 HELIX 8 8 GLN A 247 GLY A 264 1 18 HELIX 9 9 ASP A 272 ALA A 283 1 12 HELIX 10 10 SER A 292 PHE A 303 1 12 HELIX 11 11 ASN A 306 ARG A 310 5 5 HELIX 12 12 GLY A 317 ARG A 323 1 7 HELIX 13 13 HIS A 324 SER A 328 5 5 HELIX 14 14 ASP A 331 ARG A 337 1 7 SHEET 1 A 3 ALA A 105 ASP A 111 0 SHEET 2 A 3 ILE A 50 VAL A 56 1 N HIS A 54 O ARG A 110 SHEET 3 A 3 GLY A 213 LYS A 216 -1 O GLY A 213 N THR A 53 SHEET 1 B 5 PHE A 68 GLY A 75 0 SHEET 2 B 5 LYS A 81 LYS A 87 -1 O VAL A 82 N LEU A 74 SHEET 3 B 5 LEU A 96 LEU A 102 -1 O TYR A 97 N VAL A 85 SHEET 4 B 5 LYS A 142 LEU A 147 -1 O LEU A 143 N LEU A 102 SHEET 5 B 5 LEU A 133 THR A 139 -1 N PHE A 137 O TYR A 144 SHEET 1 C 4 ILE A 130 VAL A 131 0 SHEET 2 C 4 ILE A 207 THR A 210 1 O LEU A 209 N VAL A 131 SHEET 3 C 4 ILE A 199 LEU A 201 -1 N LEU A 200 O LYS A 208 SHEET 4 C 4 ASP A 154 LEU A 155 -1 N ASP A 154 O LEU A 201 SITE 1 AC1 17 PHE A 79 ALA A 98 LYS A 100 VAL A 131 SITE 2 AC1 17 LEU A 147 ASP A 148 LEU A 155 GLU A 197 SITE 3 AC1 17 LEU A 200 LEU A 214 HOH A 513 HOH A 530 SITE 4 AC1 17 HOH A 584 HOH A 615 HOH A 623 HOH A 694 SITE 5 AC1 17 HOH A 729 SITE 1 AC2 5 HIS A 60 LYS A 62 ALA A 63 TYR A 135 SITE 2 AC2 5 ALA A 136 SITE 1 AC3 5 ILE A 330 ASP A 331 TRP A 332 HOH A 625 SITE 2 AC3 5 HOH A 743 CRYST1 98.084 40.686 83.264 90.00 114.31 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 0.010195 0.000000 0.004606 0.00000 SCALE2 0.000000 0.024578 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013179 0.00000