HEADER TRANSFERASE 07-OCT-22 8EQ5 TITLE CRYSTAL STRUCTURE OF THE N-TERMINAL KINASE DOMAIN OF RSK2 IN COMPLEX TITLE 2 WITH SPRED2 (131-160) COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBOSOMAL PROTEIN S6 KINASE ALPHA-3; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: S6K-ALPHA-3,90 KDA RIBOSOMAL PROTEIN S6 KINASE 3,P90-RSK 3, COMPND 5 P90RSK3,INSULIN-STIMULATED PROTEIN KINASE 1,ISPK-1,MAP KINASE- COMPND 6 ACTIVATED PROTEIN KINASE 1B,MAPK-ACTIVATED PROTEIN KINASE 1B,MAPKAP COMPND 7 KINASE 1B,MAPKAPK-1B,RIBOSOMAL S6 KINASE 2,RSK-2,PP90RSK2; COMPND 8 EC: 2.7.11.1; COMPND 9 ENGINEERED: YES; COMPND 10 MOL_ID: 2; COMPND 11 MOLECULE: SPROUTY-RELATED, EVH1 DOMAIN-CONTAINING PROTEIN 2; COMPND 12 CHAIN: B; COMPND 13 FRAGMENT: RESIDUES 131-160; COMPND 14 SYNONYM: SPRED-2; COMPND 15 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: RPS6KA3, ISPK1, MAPKAPK1B, RSK2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 MOL_ID: 2; SOURCE 9 SYNTHETIC: YES; SOURCE 10 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 11 ORGANISM_COMMON: HUMAN; SOURCE 12 ORGANISM_TAXID: 9606 KEYWDS KINASE, SPRED, COMPLEX, CELL SIGNALING, ERK/MEK PATHWAY, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR D.A.BONSOR,J.LOPEZ,F.MCCORMICK,D.K.SIMANSHU REVDAT 4 25-OCT-23 8EQ5 1 REMARK REVDAT 3 14-JUN-23 8EQ5 1 JRNL REVDAT 2 24-MAY-23 8EQ5 1 JRNL REVDAT 1 26-APR-23 8EQ5 0 JRNL AUTH J.LOPEZ,D.A.BONSOR,M.J.SALE,A.URISMAN,J.L.MEHALKO, JRNL AUTH 2 M.CABANSKI-DUNNING,P.CASTEL,D.K.SIMANSHU,F.MCCORMICK JRNL TITL THE RIBOSOMAL S6 KINASE 2 (RSK2)-SPRED2 COMPLEX REGULATES JRNL TITL 2 THE PHOSPHORYLATION OF RSK SUBSTRATES AND MAPK SIGNALING. JRNL REF J.BIOL.CHEM. V. 299 04789 2023 JRNL REFN ESSN 1083-351X JRNL PMID 37149146 JRNL DOI 10.1016/J.JBC.2023.104789 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.20.1_4487 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) : 49.39 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 3 NUMBER OF REFLECTIONS : 28129 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.185 REMARK 3 R VALUE (WORKING SET) : 0.183 REMARK 3 FREE R VALUE : 0.225 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.120 REMARK 3 FREE R VALUE TEST SET COUNT : 1440 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 49.3900 - 3.8800 0.96 2741 136 0.1420 0.1730 REMARK 3 2 3.8800 - 3.0800 0.98 2701 150 0.1670 0.2102 REMARK 3 3 3.0800 - 2.6900 0.96 2609 166 0.2009 0.2332 REMARK 3 4 2.6900 - 2.4400 0.98 2675 148 0.2169 0.2661 REMARK 3 5 2.4400 - 2.2700 0.98 2663 151 0.2004 0.2698 REMARK 3 6 2.2700 - 2.1300 0.98 2688 148 0.2033 0.2522 REMARK 3 7 2.1300 - 2.0300 0.98 2662 142 0.2123 0.2255 REMARK 3 8 2.0300 - 1.9400 0.96 2591 130 0.2214 0.2899 REMARK 3 9 1.9400 - 1.8600 0.98 2708 133 0.2703 0.3201 REMARK 3 10 1.8600 - 1.8000 0.98 2651 136 0.3217 0.3574 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 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) : 0.230 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 25.370 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 39.30 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 : 2 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: (CHAIN 'A' AND RESID 49 THROUGH 346) REMARK 3 ORIGIN FOR THE GROUP (A): -5.5309 0.9369 34.4620 REMARK 3 T TENSOR REMARK 3 T11: 0.2464 T22: 0.2201 REMARK 3 T33: 0.2253 T12: -0.0089 REMARK 3 T13: 0.0241 T23: -0.0128 REMARK 3 L TENSOR REMARK 3 L11: 1.4078 L22: 1.2740 REMARK 3 L33: 1.0705 L12: 0.3107 REMARK 3 L13: 0.0344 L23: 0.3009 REMARK 3 S TENSOR REMARK 3 S11: -0.0330 S12: 0.0751 S13: 0.0402 REMARK 3 S21: -0.1913 S22: 0.0243 S23: -0.0960 REMARK 3 S31: -0.1344 S32: 0.1034 S33: 0.0165 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: (CHAIN 'B' AND RESID 141 THROUGH 146) REMARK 3 ORIGIN FOR THE GROUP (A): -25.3914 -0.1167 18.5564 REMARK 3 T TENSOR REMARK 3 T11: 0.8320 T22: 0.5620 REMARK 3 T33: 0.8592 T12: 0.0046 REMARK 3 T13: 0.0309 T23: -0.0178 REMARK 3 L TENSOR REMARK 3 L11: 2.6561 L22: 3.4526 REMARK 3 L33: 2.7337 L12: -0.0198 REMARK 3 L13: 0.8249 L23: -0.1931 REMARK 3 S TENSOR REMARK 3 S11: -0.0510 S12: 0.3806 S13: 0.1752 REMARK 3 S21: -0.2961 S22: 0.1996 S23: 0.4237 REMARK 3 S31: -0.1650 S32: -0.2235 S33: -0.0687 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 8EQ5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-OCT-22. REMARK 100 THE DEPOSITION ID IS D_1000268539. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 16-MAR-22 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 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-C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.979180 REMARK 200 MONOCHROMATOR : SI (111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER2 X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28136 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 49.390 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 200 DATA REDUNDANCY : 3.300 REMARK 200 R MERGE (I) : 0.05900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 8.8000 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 (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.77100 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: MOLREP REMARK 200 STARTING MODEL: 4GUE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.44 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.03 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% W/V PEG 2K MME, 0.1 M TRIS, PH REMARK 280 8.0, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 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+1/2 REMARK 290 4555 -X+1/2,Y+1/2,-Z+1/2 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 21.63599 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 20.55250 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 45.38403 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 21.63599 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 20.55250 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 45.38403 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: 870 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14460 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -2.0 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 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 HOH A 605 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 628 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 LYS A 48 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 ILE A 219 REMARK 465 ASP A 220 REMARK 465 SER B 131 REMARK 465 THR B 132 REMARK 465 ILE B 133 REMARK 465 HIS B 134 REMARK 465 ASN B 135 REMARK 465 GLU B 136 REMARK 465 ALA B 137 REMARK 465 GLU B 138 REMARK 465 LEU B 139 REMARK 465 GLY B 140 REMARK 465 THR B 147 REMARK 465 ALA B 148 REMARK 465 THR B 149 REMARK 465 ASP B 150 REMARK 465 SER B 151 REMARK 465 SER B 152 REMARK 465 SER B 153 REMARK 465 ASN B 154 REMARK 465 SER B 155 REMARK 465 SER B 156 REMARK 465 GLN B 157 REMARK 465 LYS B 158 REMARK 465 ARG B 159 REMARK 465 GLU B 160 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 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 ARG A 114 CG CD NE CZ NH1 NH2 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 HIS A 221 CG ND1 CD2 CE1 NE2 REMARK 470 GLU A 222 CG CD OE1 OE2 REMARK 470 LYS A 223 CG CD CE NZ 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 -1.39 77.33 REMARK 500 THR A 139 117.17 -161.83 REMARK 500 ARG A 192 -49.89 76.84 REMARK 500 HIS A 245 48.85 -154.57 REMARK 500 PHE A 303 59.44 -94.12 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 638 DISTANCE = 6.26 ANGSTROMS DBREF 8EQ5 A 46 346 UNP P51812 KS6A3_HUMAN 46 346 DBREF 8EQ5 B 131 160 UNP Q7Z698 SPRE2_HUMAN 131 160 SEQADV 8EQ5 GLY A 42 UNP P51812 EXPRESSION TAG SEQADV 8EQ5 ALA A 43 UNP P51812 EXPRESSION TAG SEQADV 8EQ5 MET A 44 UNP P51812 EXPRESSION TAG SEQADV 8EQ5 GLY A 45 UNP P51812 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 SEQRES 1 B 30 SER THR ILE HIS ASN GLU ALA GLU LEU GLY ASP ASP ASP SEQRES 2 B 30 VAL PHE THR THR ALA THR ASP SER SER SER ASN SER SER SEQRES 3 B 30 GLN LYS ARG GLU HET QCT A 401 32 HETNAM QCT 2-(3,4-DIHYDROXYPHENYL)-5,7-DIHYDROXY-4-OXO-4H-CHROMEN- HETNAM 2 QCT 3-YL 6-DEOXY-ALPHA-L-MANNOPYRANOSIDE HETSYN QCT QUERCITRIN FORMUL 3 QCT C21 H20 O11 FORMUL 4 HOH *139(H2 O) HELIX 1 AA1 ASP A 64 SER A 66 5 3 HELIX 2 AA2 GLY A 77 PHE A 79 5 3 HELIX 3 AA3 PHE A 156 VAL A 163 1 8 HELIX 4 AA4 THR A 166 GLY A 188 1 23 HELIX 5 AA5 LYS A 195 GLU A 197 5 3 HELIX 6 AA6 THR A 231 MET A 235 5 5 HELIX 7 AA7 ALA A 236 ASN A 241 1 6 HELIX 8 AA8 GLN A 247 GLY A 264 1 18 HELIX 9 AA9 ASP A 272 ALA A 283 1 12 HELIX 10 AB1 SER A 292 PHE A 303 1 12 HELIX 11 AB2 ASN A 306 ARG A 310 5 5 HELIX 12 AB3 GLY A 317 ARG A 323 1 7 HELIX 13 AB4 HIS A 324 SER A 328 5 5 HELIX 14 AB5 ASP A 331 ARG A 337 1 7 SHEET 1 AA1 3 ALA A 105 ASP A 111 0 SHEET 2 AA1 3 ILE A 50 VAL A 56 1 N ILE A 52 O LYS A 108 SHEET 3 AA1 3 GLY A 213 LYS A 216 -1 O SER A 215 N ALA A 51 SHEET 1 AA2 5 PHE A 68 GLY A 75 0 SHEET 2 AA2 5 LYS A 81 LYS A 87 -1 O LYS A 86 N GLU A 69 SHEET 3 AA2 5 LEU A 96 LEU A 102 -1 O TYR A 97 N VAL A 85 SHEET 4 AA2 5 LYS A 142 LEU A 147 -1 O LEU A 143 N LEU A 102 SHEET 5 AA2 5 LEU A 133 THR A 139 -1 N PHE A 137 O TYR A 144 SHEET 1 AA3 4 ILE A 130 VAL A 131 0 SHEET 2 AA3 4 ILE A 207 THR A 210 1 O LEU A 209 N VAL A 131 SHEET 3 AA3 4 ILE A 199 LEU A 201 -1 N LEU A 200 O LYS A 208 SHEET 4 AA3 4 ASP A 154 LEU A 155 -1 N ASP A 154 O LEU A 201 CRYST1 83.438 41.105 99.258 90.00 113.87 90.00 I 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 0.011985 0.000000 0.005303 0.00000 SCALE2 0.000000 0.024328 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011017 0.00000