HEADER SIGNALING PROTEIN 07-NOV-23 8UWN TITLE CRYSTAL STRUCTURE OF HUMAN CLK1 KINASE IN COMPLEX WITH COMPOUND 3 COMPND MOL_ID: 1; COMPND 2 MOLECULE: DUAL SPECIFICITY PROTEIN KINASE CLK1; COMPND 3 CHAIN: A; COMPND 4 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: CLK1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS KINASE, INHIBITOR, TRANSFERASE, SIGNALING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR J.L.KIM REVDAT 1 06-NOV-24 8UWN 0 JRNL AUTH A.J.DAVIS,N.BROOIJMANS,J.D.BRUBAKER,F.STEVISON, JRNL AUTH 2 T.P.LABRANCHE,F.ALBAYYA,P.FLEMING,B.L.HODOUS,J.L.KIM,S.KIM, JRNL AUTH 3 R.LOBBARDI,M.PALMER,M.P.SHEETS,J.VASSILIADIS,R.WANG, JRNL AUTH 4 B.D.WILLIAMS,D.WILSON,L.XU,X.J.ZHU,K.BOUCHARD,J.W.HUNTER, JRNL AUTH 5 C.GRAUL,E.GREENBLATT,A.HUSSEIN,M.LYON,J.RUSSO,R.STEWART, JRNL AUTH 6 M.DORSCH,T.J.GUZI,V.KADAMBI,C.LENGAUER,A.P.GARNER JRNL TITL AN ALK2 INHIBITOR, BLU-782, PREVENTS HETEROTOPIC JRNL TITL 2 OSSIFICATION IN A MOUSE MODEL OF FIBRODYSPLASIA OSSIFICANS JRNL TITL 3 PROGRESSIVA. JRNL REF SCI TRANSL MED V. 16 P8334 2024 JRNL REFN ESSN 1946-6242 JRNL PMID 38809966 JRNL DOI 10.1126/SCITRANSLMED.ABP8334 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0135 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.35 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 3 NUMBER OF REFLECTIONS : 35813 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) : 0.180 REMARK 3 R VALUE (WORKING SET) : 0.177 REMARK 3 FREE R VALUE : 0.240 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1864 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) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.85 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2613 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.22 REMARK 3 BIN R VALUE (WORKING SET) : 0.3510 REMARK 3 BIN FREE R VALUE SET COUNT : 146 REMARK 3 BIN FREE R VALUE : 0.4200 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2762 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 37 REMARK 3 SOLVENT ATOMS : 668 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.54000 REMARK 3 B22 (A**2) : 1.12000 REMARK 3 B33 (A**2) : -0.71000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.44000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.132 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.139 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.116 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.016 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.962 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.925 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2912 ; 0.010 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 2761 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3949 ; 1.435 ; 1.967 REMARK 3 BOND ANGLES OTHERS (DEGREES): 6363 ; 0.963 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 344 ; 5.957 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 143 ;30.429 ;23.007 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 513 ;14.404 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 22 ;17.201 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 421 ; 0.087 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 3224 ; 0.006 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 707 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL 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): 1350 ; 2.674 ; 2.406 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 1351 ; 2.673 ; 2.407 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1687 ; 3.867 ; 3.598 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 1688 ; 3.867 ; 3.599 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1562 ; 3.536 ; 2.871 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 1563 ; 3.535 ; 2.871 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 2255 ; 5.359 ; 4.150 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 4155 ; 9.869 ;23.946 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 3629 ; 8.870 ;21.399 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 : BABINET MODEL WITH 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 8UWN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-NOV-23. REMARK 100 THE DEPOSITION ID IS D_1000278733. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-NOV-15 REMARK 200 TEMPERATURE (KELVIN) : 101 REMARK 200 PH : 7.5-8.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : BM30A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.966 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 2M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 37677 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 29.350 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.9 REMARK 200 DATA REDUNDANCY : 2.700 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.3000 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) : 1.90 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.4 REMARK 200 DATA REDUNDANCY IN SHELL : 2.50 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: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.47 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.64 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.10 M LI2-SULFATE, 0.10 M TRIS/HCL, REMARK 280 PH 8.8, 15.00 %(W/V) PEG 4000, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 301K 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 46.37600 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 32.17900 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 46.37600 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 32.17900 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 A1526 LIES ON A SPECIAL POSITION. REMARK 375 HOH A1599 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 MET A 125 REMARK 465 HIS A 126 REMARK 465 HIS A 127 REMARK 465 HIS A 128 REMARK 465 HIS A 129 REMARK 465 HIS A 130 REMARK 465 HIS A 131 REMARK 465 SER A 132 REMARK 465 SER A 133 REMARK 465 GLY A 134 REMARK 465 VAL A 135 REMARK 465 ASP A 136 REMARK 465 LEU A 137 REMARK 465 GLY A 138 REMARK 465 THR A 139 REMARK 465 GLU A 140 REMARK 465 ASN A 141 REMARK 465 LEU A 142 REMARK 465 TYR A 143 REMARK 465 PHE A 144 REMARK 465 GLN A 145 REMARK 465 SER A 146 REMARK 465 MET A 147 REMARK 465 SER A 483 REMARK 465 ILE A 484 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 NH1 ARG A 431 O HOH A 1102 2.15 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 1733 O HOH A 1733 2658 1.88 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 ALA A 159 34.65 34.29 REMARK 500 ARG A 160 -27.30 -144.02 REMARK 500 GLU A 229 -178.55 -170.90 REMARK 500 THR A 287 -15.08 80.23 REMARK 500 LYS A 310 -17.38 86.42 REMARK 500 ASP A 325 91.52 66.55 REMARK 500 SEP A 341 -168.23 -78.49 REMARK 500 SER A 357 -150.40 -163.28 REMARK 500 SER A 357 -154.72 -159.90 REMARK 500 HIS A 414 -114.44 55.38 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 A1762 DISTANCE = 5.83 ANGSTROMS REMARK 525 HOH A1763 DISTANCE = 5.84 ANGSTROMS REMARK 525 HOH A1764 DISTANCE = 6.34 ANGSTROMS REMARK 525 HOH A1765 DISTANCE = 6.62 ANGSTROMS REMARK 525 HOH A1766 DISTANCE = 7.11 ANGSTROMS REMARK 525 HOH A1767 DISTANCE = 7.16 ANGSTROMS REMARK 525 HOH A1768 DISTANCE = 8.11 ANGSTROMS DBREF 8UWN A 148 484 UNP P49759 CLK1_HUMAN 148 484 SEQADV 8UWN MET A 125 UNP P49759 INITIATING METHIONINE SEQADV 8UWN HIS A 126 UNP P49759 EXPRESSION TAG SEQADV 8UWN HIS A 127 UNP P49759 EXPRESSION TAG SEQADV 8UWN HIS A 128 UNP P49759 EXPRESSION TAG SEQADV 8UWN HIS A 129 UNP P49759 EXPRESSION TAG SEQADV 8UWN HIS A 130 UNP P49759 EXPRESSION TAG SEQADV 8UWN HIS A 131 UNP P49759 EXPRESSION TAG SEQADV 8UWN SER A 132 UNP P49759 EXPRESSION TAG SEQADV 8UWN SER A 133 UNP P49759 EXPRESSION TAG SEQADV 8UWN GLY A 134 UNP P49759 EXPRESSION TAG SEQADV 8UWN VAL A 135 UNP P49759 EXPRESSION TAG SEQADV 8UWN ASP A 136 UNP P49759 EXPRESSION TAG SEQADV 8UWN LEU A 137 UNP P49759 EXPRESSION TAG SEQADV 8UWN GLY A 138 UNP P49759 EXPRESSION TAG SEQADV 8UWN THR A 139 UNP P49759 EXPRESSION TAG SEQADV 8UWN GLU A 140 UNP P49759 EXPRESSION TAG SEQADV 8UWN ASN A 141 UNP P49759 EXPRESSION TAG SEQADV 8UWN LEU A 142 UNP P49759 EXPRESSION TAG SEQADV 8UWN TYR A 143 UNP P49759 EXPRESSION TAG SEQADV 8UWN PHE A 144 UNP P49759 EXPRESSION TAG SEQADV 8UWN GLN A 145 UNP P49759 EXPRESSION TAG SEQADV 8UWN SER A 146 UNP P49759 EXPRESSION TAG SEQADV 8UWN MET A 147 UNP P49759 EXPRESSION TAG SEQADV 8UWN ALA A 432 UNP P49759 ARG 432 CONFLICT SEQRES 1 A 360 MET HIS HIS HIS HIS HIS HIS SER SER GLY VAL ASP LEU SEQRES 2 A 360 GLY THR GLU ASN LEU TYR PHE GLN SER MET HIS LEU ILE SEQRES 3 A 360 CYS GLN SER GLY ASP VAL LEU SER ALA ARG TYR GLU ILE SEQRES 4 A 360 VAL ASP THR LEU GLY GLU GLY ALA PHE GLY LYS VAL VAL SEQRES 5 A 360 GLU CYS ILE ASP HIS LYS ALA GLY GLY ARG HIS VAL ALA SEQRES 6 A 360 VAL LYS ILE VAL LYS ASN VAL ASP ARG TYR CYS GLU ALA SEQRES 7 A 360 ALA ARG SER GLU ILE GLN VAL LEU GLU HIS LEU ASN THR SEQRES 8 A 360 THR ASP PRO ASN SER THR PHE ARG CYS VAL GLN MET LEU SEQRES 9 A 360 GLU TRP PHE GLU HIS HIS GLY HIS ILE CYS ILE VAL PHE SEQRES 10 A 360 GLU LEU LEU GLY LEU SER THR TYR ASP PHE ILE LYS GLU SEQRES 11 A 360 ASN GLY PHE LEU PRO PHE ARG LEU ASP HIS ILE ARG LYS SEQRES 12 A 360 MET ALA TYR GLN ILE CYS LYS SER VAL ASN PHE LEU HIS SEQRES 13 A 360 SER ASN LYS LEU THR HIS THR ASP LEU LYS PRO GLU ASN SEQRES 14 A 360 ILE LEU PHE VAL GLN SER ASP TYR THR GLU ALA TYR ASN SEQRES 15 A 360 PRO LYS ILE LYS ARG ASP GLU ARG THR LEU ILE ASN PRO SEQRES 16 A 360 ASP ILE LYS VAL VAL ASP PHE GLY SER ALA THR TYR ASP SEQRES 17 A 360 ASP GLU HIS HIS SER THR LEU VAL SEP TPO ARG HIS TYR SEQRES 18 A 360 ARG ALA PRO GLU VAL ILE LEU ALA LEU GLY TRP SER GLN SEQRES 19 A 360 PRO CYS ASP VAL TRP SER ILE GLY CYS ILE LEU ILE GLU SEQRES 20 A 360 TYR TYR LEU GLY PHE THR VAL PHE PRO THR HIS ASP SER SEQRES 21 A 360 LYS GLU HIS LEU ALA MET MET GLU ARG ILE LEU GLY PRO SEQRES 22 A 360 LEU PRO LYS HIS MET ILE GLN LYS THR ARG LYS ARG LYS SEQRES 23 A 360 TYR PHE HIS HIS ASP ARG LEU ASP TRP ASP GLU HIS SER SEQRES 24 A 360 SER ALA GLY ARG TYR VAL SER ARG ALA CYS LYS PRO LEU SEQRES 25 A 360 LYS GLU PHE MET LEU SER GLN ASP VAL GLU HIS GLU ARG SEQRES 26 A 360 LEU PHE ASP LEU ILE GLN LYS MET LEU GLU TYR ASP PRO SEQRES 27 A 360 ALA LYS ARG ILE THR LEU ARG GLU ALA LEU LYS HIS PRO SEQRES 28 A 360 PHE PHE ASP LEU LEU LYS LYS SER ILE MODRES 8UWN SEP A 341 SER MODIFIED RESIDUE MODRES 8UWN TPO A 342 THR MODIFIED RESIDUE HET SEP A 341 10 HET TPO A 342 11 HET SO4 A1001 5 HET XQX A1002 32 HETNAM SEP PHOSPHOSERINE HETNAM TPO PHOSPHOTHREONINE HETNAM SO4 SULFATE ION HETNAM XQX CYCLOPROPYL(4-{(8R)-6-[4-(PIPERAZIN-1-YL) HETNAM 2 XQX PHENYL]PYRROLO[1,2-B]PYRIDAZIN-4-YL}PIPERAZIN-1-YL) HETNAM 3 XQX METHANONE HETSYN SEP PHOSPHONOSERINE HETSYN TPO PHOSPHONOTHREONINE FORMUL 1 SEP C3 H8 N O6 P FORMUL 1 TPO C4 H10 N O6 P FORMUL 2 SO4 O4 S 2- FORMUL 3 XQX C25 H30 N6 O FORMUL 4 HOH *668(H2 O) HELIX 1 AA1 VAL A 196 ASP A 217 1 22 HELIX 2 AA2 SER A 247 ASN A 255 1 9 HELIX 3 AA3 ARG A 261 ASN A 282 1 22 HELIX 4 AA4 LYS A 290 GLU A 292 5 3 HELIX 5 AA5 ALA A 347 LEU A 352 1 6 HELIX 6 AA6 GLN A 358 GLY A 375 1 18 HELIX 7 AA7 ASP A 383 GLY A 396 1 14 HELIX 8 AA8 PRO A 399 THR A 406 1 8 HELIX 9 AA9 LYS A 408 LYS A 410 5 3 HELIX 10 AB1 SER A 423 CYS A 433 1 11 HELIX 11 AB2 PRO A 435 MET A 440 5 6 HELIX 12 AB3 ASP A 444 LEU A 458 1 15 HELIX 13 AB4 THR A 467 LYS A 473 1 7 HELIX 14 AB5 HIS A 474 PHE A 476 5 3 HELIX 15 AB6 PHE A 477 LYS A 482 1 6 SHEET 1 AA1 6 VAL A 156 LEU A 157 0 SHEET 2 AA1 6 TYR A 161 GLY A 170 -1 O TYR A 161 N LEU A 157 SHEET 3 AA1 6 GLY A 173 ASP A 180 -1 O VAL A 175 N LEU A 167 SHEET 4 AA1 6 HIS A 187 VAL A 193 -1 O ILE A 192 N LYS A 174 SHEET 5 AA1 6 HIS A 236 GLU A 242 -1 O PHE A 241 N ALA A 189 SHEET 6 AA1 6 MET A 227 HIS A 233 -1 N GLU A 229 O VAL A 240 SHEET 1 AA2 2 LEU A 284 THR A 285 0 SHEET 2 AA2 2 THR A 330 TYR A 331 -1 O THR A 330 N THR A 285 SHEET 1 AA3 2 ILE A 294 PHE A 296 0 SHEET 2 AA3 2 ILE A 321 VAL A 323 -1 O LYS A 322 N LEU A 295 SHEET 1 AA4 2 TYR A 301 TYR A 305 0 SHEET 2 AA4 2 ASP A 312 LEU A 316 -1 O THR A 315 N THR A 302 SHEET 1 AA5 2 PHE A 412 HIS A 413 0 SHEET 2 AA5 2 ARG A 416 LEU A 417 -1 O ARG A 416 N HIS A 413 LINK C VAL A 340 N SEP A 341 1555 1555 1.33 LINK C SEP A 341 N TPO A 342 1555 1555 1.33 LINK C TPO A 342 N ARG A 343 1555 1555 1.33 CRYST1 92.752 64.358 80.822 90.00 119.43 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 0.010781 0.000000 0.006083 0.00000 SCALE2 0.000000 0.015538 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014207 0.00000