HEADER TRANSFERASE/TRANSFERASE INHIBITOR 03-DEC-09 3KXG TITLE CRYSTAL STRUCTURE OF Z. MAYS CK2 KINASE ALPHA SUBUNIT IN COMPLEX WITH TITLE 2 THE INHIBITOR 3,4,5,6,7-PENTABROMO-1H-INDAZOLE (K64) COMPND MOL_ID: 1; COMPND 2 MOLECULE: CASEIN KINASE II SUBUNIT ALPHA; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: ALPHA SUBUNIT; COMPND 5 SYNONYM: CK2-ALPHA, CK II; COMPND 6 EC: 2.7.11.1; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ZEA MAYS; SOURCE 3 ORGANISM_COMMON: MAIZE; SOURCE 4 ORGANISM_TAXID: 4577; SOURCE 5 GENE: ACK2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS PROTEIN KINASE CK2-INHIBITOR COMPLEX, ATP-BINDING, KINASE, KEYWDS 2 NUCLEOTIDE-BINDING, SERINE/THREONINE-PROTEIN KINASE, TRANSFERASE, KEYWDS 3 TRANSFERASE-TRANSFERASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR E.PAPINUTTO,C.FRANCHIN,R.BATTISTUTTA REVDAT 4 01-NOV-17 3KXG 1 REMARK REVDAT 3 15-JUN-11 3KXG 1 JRNL REVDAT 2 11-MAY-11 3KXG 1 JRNL REVDAT 1 17-NOV-10 3KXG 0 JRNL AUTH S.SARNO,E.PAPINUTTO,C.FRANCHIN,J.BAIN,M.ELLIOTT,F.MEGGIO, JRNL AUTH 2 Z.KAZIMIERCZUK,A.ORZESZKO,G.ZANOTTI,R.BATTISTUTTA,L.A.PINNA JRNL TITL ATP SITE-DIRECTED INHIBITORS OF PROTEIN KINASE CK2: AN JRNL TITL 2 UPDATE. JRNL REF CURR TOP MED CHEM V. 11 1340 2011 JRNL REFN ISSN 1568-0266 JRNL PMID 21513497 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH R.BATTISTUTTA,M.MAZZORANA,S.SARNO,Z.KAZIMIERCZUK,G.ZANOTTI, REMARK 1 AUTH 2 L.A.PINNA REMARK 1 TITL INSPECTING THE STRUCTURE-ACTIVITY RELATIONSHIP OF PROTEIN REMARK 1 TITL 2 KINASE CK2 INHIBITORS DERIVED FROM TETRABROMO-BENZIMIDAZOLE. REMARK 1 REF CHEM.BIOL. V. 12 1211 2005 REMARK 1 REFN ISSN 1074-5521 REMARK 1 PMID 16298300 REMARK 1 DOI 10.1016/J.CHEMBIOL.2005.08.015 REMARK 1 REFERENCE 2 REMARK 1 AUTH R.BATTISTUTTA,M.MAZZORANA,L.CENDRON,A.BORTOLATO,S.SARNO, REMARK 1 AUTH 2 Z.KAZIMIERCZUK,G.ZANOTTI,S.MORO,L.A.PINNA REMARK 1 TITL THE ATP-BINDING SITE OF PROTEIN KINASE CK2 HOLDS A POSITIVE REMARK 1 TITL 2 ELECTROSTATIC AREA AND CONSERVED WATER MOLECULES. REMARK 1 REF CHEMBIOCHEM V. 8 1804 2007 REMARK 1 REFN ISSN 1439-4227 REMARK 1 PMID 17768728 REMARK 1 DOI 10.1002/CBIC.200700307 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 69.34 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 39192 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.217 REMARK 3 R VALUE (WORKING SET) : 0.214 REMARK 3 FREE R VALUE : 0.263 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2079 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.74 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2921 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 BIN R VALUE (WORKING SET) : 0.3290 REMARK 3 BIN FREE R VALUE SET COUNT : 150 REMARK 3 BIN FREE R VALUE : 0.3740 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2728 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 14 REMARK 3 SOLVENT ATOMS : 266 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.52 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.78000 REMARK 3 B22 (A**2) : -0.20000 REMARK 3 B33 (A**2) : 1.61000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.82000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.124 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.126 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.102 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.099 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.956 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.928 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2817 ; 0.018 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3812 ; 1.754 ; 1.964 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 330 ;12.624 ; 5.061 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 146 ;36.565 ;23.904 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 507 ;15.619 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 19 ;20.356 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 400 ; 0.120 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2155 ; 0.008 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1382 ; 0.224 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1915 ; 0.310 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 236 ; 0.144 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 46 ; 0.237 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 10 ; 0.157 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1683 ; 1.014 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2647 ; 1.467 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1338 ; 2.453 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1164 ; 3.405 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 3KXG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-DEC-09. REMARK 100 THE DEPOSITION ID IS D_1000056568. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-MAR-08 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 : ESRF REMARK 200 BEAMLINE : ID29 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.972991 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 41272 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 69.340 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 4.000 REMARK 200 R MERGE (I) : 0.05900 REMARK 200 R SYM (I) : 0.05900 REMARK 200 FOR THE DATA SET : 16.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.79 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 4.00 REMARK 200 R MERGE FOR SHELL (I) : 0.44100 REMARK 200 R SYM FOR SHELL (I) : 0.44100 REMARK 200 FOR SHELL : 2.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: RIGID BODY IN AN REMARK 200 ISOMORPHOUS CELL REMARK 200 SOFTWARE USED: RIGID BODY IN AN ISOMORPHOUS CELL (REFMAC 5.5.0088) REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.07 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.46 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 4000, 0.2M NA-ACETATE, 0.1M REMARK 280 TRIS, PH 8.0, VAPOR DIFFUSION, SITTING 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 71.23350 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 30.18500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 71.23350 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 30.18500 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 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 339 LIES ON A SPECIAL POSITION. 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 ASP A 156 44.96 -151.22 REMARK 500 ASP A 175 73.94 50.69 REMARK 500 ASP A 175 70.83 55.00 REMARK 500 ALA A 193 -177.22 63.10 REMARK 500 ASP A 208 56.43 -91.76 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 K6X A 1 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3KXH RELATED DB: PDB REMARK 900 RELATED ID: 3KXJ RELATED DB: PDB REMARK 900 RELATED ID: 3KXM RELATED DB: PDB REMARK 900 RELATED ID: 3KXN RELATED DB: PDB REMARK 900 RELATED ID: 1ZOH RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF PROTEIN KINASE CK2 IN COMPLEX WITH TBB- REMARK 900 DERIVATIVES INHIBITORS REMARK 900 RELATED ID: 2OXX RELATED DB: PDB REMARK 900 PROTEIN KINASE CK2 IN COMPLEX WITH TETRABROMOBENZOIMIDAZOLE REMARK 900 DERIVATIVES K17, K22 AND K32 DBREF 3KXG A 7 333 UNP P28523 CSK2A_MAIZE 2 328 SEQRES 1 A 327 SER LYS ALA ARG VAL TYR ALA ASP VAL ASN VAL LEU ARG SEQRES 2 A 327 PRO LYS GLU TYR TRP ASP TYR GLU ALA LEU THR VAL GLN SEQRES 3 A 327 TRP GLY GLU GLN ASP ASP TYR GLU VAL VAL ARG LYS VAL SEQRES 4 A 327 GLY ARG GLY LYS TYR SER GLU VAL PHE GLU GLY ILE ASN SEQRES 5 A 327 VAL ASN ASN ASN GLU LYS CYS ILE ILE LYS ILE LEU LYS SEQRES 6 A 327 PRO VAL LYS LYS LYS LYS ILE LYS ARG GLU ILE LYS ILE SEQRES 7 A 327 LEU GLN ASN LEU CSO GLY GLY PRO ASN ILE VAL LYS LEU SEQRES 8 A 327 LEU ASP ILE VAL ARG ASP GLN HIS SER LYS THR PRO SER SEQRES 9 A 327 LEU ILE PHE GLU TYR VAL ASN ASN THR ASP PHE LYS VAL SEQRES 10 A 327 LEU TYR PRO THR LEU THR ASP TYR ASP ILE ARG TYR TYR SEQRES 11 A 327 ILE TYR GLU LEU LEU LYS ALA LEU ASP TYR CYS HIS SER SEQRES 12 A 327 GLN GLY ILE MET HIS ARG ASP VAL LYS PRO HIS ASN VAL SEQRES 13 A 327 MET ILE ASP HIS GLU LEU ARG LYS LEU ARG LEU ILE ASP SEQRES 14 A 327 TRP GLY LEU ALA GLU PHE TYR HIS PRO GLY LYS GLU TYR SEQRES 15 A 327 ASN VAL ARG VAL ALA SER ARG TYR PHE LYS GLY PRO GLU SEQRES 16 A 327 LEU LEU VAL ASP LEU GLN ASP TYR ASP TYR SER LEU ASP SEQRES 17 A 327 MET TRP SER LEU GLY CYS MET PHE ALA GLY MET ILE PHE SEQRES 18 A 327 ARG LYS GLU PRO PHE PHE TYR GLY HIS ASP ASN HIS ASP SEQRES 19 A 327 GLN LEU VAL LYS ILE ALA LYS VAL LEU GLY THR ASP GLY SEQRES 20 A 327 LEU ASN VAL TYR LEU ASN LYS TYR ARG ILE GLU LEU ASP SEQRES 21 A 327 PRO GLN LEU GLU ALA LEU VAL GLY ARG HIS SER ARG LYS SEQRES 22 A 327 PRO TRP LEU LYS PHE MET ASN ALA ASP ASN GLN HIS LEU SEQRES 23 A 327 VAL SER PRO GLU ALA ILE ASP PHE LEU ASP LYS LEU LEU SEQRES 24 A 327 ARG TYR ASP HIS GLN GLU ARG LEU THR ALA LEU GLU ALA SEQRES 25 A 327 MET THR HIS PRO TYR PHE GLN GLN VAL ARG ALA ALA GLU SEQRES 26 A 327 ASN SER MODRES 3KXG CSO A 89 CYS S-HYDROXYCYSTEINE HET CSO A 89 7 HET K6X A 1 14 HETNAM CSO S-HYDROXYCYSTEINE HETNAM K6X 3,4,5,6,7-PENTABROMO-1H-INDAZOLE FORMUL 1 CSO C3 H7 N O3 S FORMUL 2 K6X C7 H BR5 N2 FORMUL 3 HOH *266(H2 O) HELIX 1 1 ASP A 14 ARG A 19 1 6 HELIX 2 2 PRO A 20 ASP A 25 1 6 HELIX 3 3 TYR A 26 LEU A 29 5 4 HELIX 4 4 GLU A 35 ASP A 37 5 3 HELIX 5 5 LYS A 74 CSO A 89 1 16 HELIX 6 6 ASP A 120 TYR A 125 1 6 HELIX 7 7 PRO A 126 LEU A 128 5 3 HELIX 8 8 THR A 129 GLN A 150 1 22 HELIX 9 9 LYS A 158 HIS A 160 5 3 HELIX 10 10 ASP A 175 ALA A 179 5 5 HELIX 11 11 SER A 194 LYS A 198 5 5 HELIX 12 12 GLY A 199 VAL A 204 1 6 HELIX 13 13 TYR A 211 ARG A 228 1 18 HELIX 14 14 ASP A 237 GLY A 250 1 14 HELIX 15 15 GLY A 250 ARG A 262 1 13 HELIX 16 16 ASP A 266 GLY A 274 1 9 HELIX 17 17 PRO A 280 MET A 285 5 6 HELIX 18 18 ASN A 289 VAL A 293 5 5 HELIX 19 19 SER A 294 LEU A 305 1 12 HELIX 20 20 THR A 314 HIS A 321 1 8 HELIX 21 21 PHE A 324 SER A 333 1 10 SHEET 1 A 5 TYR A 39 ARG A 47 0 SHEET 2 A 5 SER A 51 ASN A 58 -1 O VAL A 53 N GLY A 46 SHEET 3 A 5 LYS A 64 LEU A 70 -1 O ILE A 69 N GLU A 52 SHEET 4 A 5 PRO A 109 GLU A 114 -1 O LEU A 111 N LYS A 68 SHEET 5 A 5 LEU A 97 ARG A 102 -1 N LEU A 98 O ILE A 112 SHEET 1 B 2 ILE A 152 MET A 153 0 SHEET 2 B 2 GLU A 180 PHE A 181 -1 O GLU A 180 N MET A 153 SHEET 1 C 2 VAL A 162 ASP A 165 0 SHEET 2 C 2 LYS A 170 LEU A 173 -1 O LYS A 170 N ASP A 165 LINK C LEU A 88 N CSO A 89 1555 1555 1.33 LINK C CSO A 89 N GLY A 90 1555 1555 1.33 CISPEP 1 GLU A 230 PRO A 231 0 -7.73 SITE 1 AC1 10 VAL A 53 ILE A 66 PHE A 113 GLU A 114 SITE 2 AC1 10 VAL A 116 MET A 163 ILE A 174 ASP A 175 SITE 3 AC1 10 HOH A 344 HOH A 543 CRYST1 142.467 60.370 45.514 90.00 103.13 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 0.007019 0.000000 0.001637 0.00000 SCALE2 0.000000 0.016565 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022561 0.00000