PDB Short entry for 1HCK HEADER PROTEIN KINASE 03-JUN-96 1HCK TITLE HUMAN CYCLIN-DEPENDENT KINASE 2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: HUMAN CYCLIN-DEPENDENT KINASE 2; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CDK2; COMPND 5 EC: 2.7.1.37; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 CELL_LINE: SF9; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: SF9; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: BACULOVIRUS KEYWDS TRANSFERASE, SERINE/THREONINE PROTEIN KINASE, ATP-BINDING, CELL KEYWDS 2 CYCLE, CELL DIVISION, MITOSIS, PHOSPHORYLATION, PROTEIN KINASE EXPDTA X-RAY DIFFRACTION AUTHOR U.SCHULZE-GAHMEN,H.L.DE BONDT,S.-H.KIM REVDAT 4 07-FEB-24 1HCK 1 REMARK LINK REVDAT 3 14-JUL-09 1HCK 1 MASTER REMARK REVDAT 2 24-FEB-09 1HCK 1 VERSN REVDAT 1 07-DEC-96 1HCK 0 JRNL AUTH U.SCHULZE-GAHMEN,H.L.DE BONDT,S.H.KIM JRNL TITL HIGH-RESOLUTION CRYSTAL STRUCTURES OF HUMAN CYCLIN-DEPENDENT JRNL TITL 2 KINASE 2 WITH AND WITHOUT ATP: BOUND WATERS AND NATURAL JRNL TITL 3 LIGAND AS GUIDES FOR INHIBITOR DESIGN. JRNL REF J.MED.CHEM. V. 39 4540 1996 JRNL REFN ISSN 0022-2623 JRNL PMID 8917641 JRNL DOI 10.1021/JM960402A REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH U.SCHULZE-GAHMEN,J.BRANDSEN,H.D.JONES,D.O.MORGAN,L.MEIJER, REMARK 1 AUTH 2 J.VESELY,S.H.KIM REMARK 1 TITL MULTIPLE MODES OF LIGAND RECOGNITION: CRYSTAL STRUCTURES OF REMARK 1 TITL 2 CYCLIN-DEPENDENT PROTEIN KINASE 2 IN COMPLEX WITH ATP AND REMARK 1 TITL 3 TWO INHIBITORS, OLOMOUCINE AND ISOPENTENYLADENINE REMARK 1 REF PROTEINS V. 22 378 1995 REMARK 1 REFN ISSN 0887-3585 REMARK 1 REFERENCE 2 REMARK 1 AUTH H.L.DE BONDT,J.ROSENBLATT,J.JANCARIK,H.D.JONES,D.O.MORGAN, REMARK 1 AUTH 2 S.H.KIM REMARK 1 TITL CRYSTAL STRUCTURE OF CYCLIN-DEPENDENT KINASE 2 REMARK 1 REF NATURE V. 363 595 1993 REMARK 1 REFN ISSN 0028-0836 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.0 REMARK 3 NUMBER OF REFLECTIONS : 19547 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.185 REMARK 3 FREE R VALUE : 0.272 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2366 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 32 REMARK 3 SOLVENT ATOMS : 108 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 37.00 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.23 REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.012 REMARK 3 BOND ANGLES (DEGREES) : 1.780 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.58 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.580 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 RESIDUES 72 - 75 AND 153 - 162 HAVE HIGH B-VALUES AND WEAK REMARK 3 ELECTRON DENSITY. REMARK 4 REMARK 4 1HCK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000173777. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS II REMARK 200 INTENSITY-INTEGRATION SOFTWARE : R-AXIS REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22636 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.3 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : 0.06700 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.10 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 36.41000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 27.03500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 36.33000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 27.03500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 36.41000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 36.33000 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 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 LEU A 37 REMARK 465 ASP A 38 REMARK 465 THR A 39 REMARK 465 GLU A 40 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 LEU A 166 CA - CB - CG ANGL. DEV. = 16.0 DEGREES 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 VAL A 44 116.38 70.12 REMARK 500 ARG A 126 -1.71 70.31 REMARK 500 VAL A 154 127.27 -32.32 REMARK 500 THR A 160 55.81 -105.93 REMARK 500 HIS A 161 23.38 37.15 REMARK 500 TYR A 179 75.17 -106.16 REMARK 500 SER A 181 -166.23 -100.15 REMARK 500 ARG A 199 35.47 70.60 REMARK 500 PRO A 254 55.43 -107.63 REMARK 500 HIS A 295 69.69 -110.04 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 401 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN A 132 OD1 REMARK 620 2 ASP A 145 OD2 98.6 REMARK 620 3 ATP A 400 O1G 91.6 80.3 REMARK 620 4 ATP A 400 O2B 84.3 177.0 100.7 REMARK 620 5 ATP A 400 O1A 163.5 88.2 104.4 88.8 REMARK 620 6 HOH A 503 O 87.5 101.3 178.3 77.7 76.4 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ATP A 400 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1HCL RELATED DB: PDB DBREF 1HCK A 1 298 UNP P24941 CDK2_HUMAN 1 298 SEQRES 1 A 298 MET GLU ASN PHE GLN LYS VAL GLU LYS ILE GLY GLU GLY SEQRES 2 A 298 THR TYR GLY VAL VAL TYR LYS ALA ARG ASN LYS LEU THR SEQRES 3 A 298 GLY GLU VAL VAL ALA LEU LYS LYS ILE ARG LEU ASP THR SEQRES 4 A 298 GLU THR GLU GLY VAL PRO SER THR ALA ILE ARG GLU ILE SEQRES 5 A 298 SER LEU LEU LYS GLU LEU ASN HIS PRO ASN ILE VAL LYS SEQRES 6 A 298 LEU LEU ASP VAL ILE HIS THR GLU ASN LYS LEU TYR LEU SEQRES 7 A 298 VAL PHE GLU PHE LEU HIS GLN ASP LEU LYS LYS PHE MET SEQRES 8 A 298 ASP ALA SER ALA LEU THR GLY ILE PRO LEU PRO LEU ILE SEQRES 9 A 298 LYS SER TYR LEU PHE GLN LEU LEU GLN GLY LEU ALA PHE SEQRES 10 A 298 CYS HIS SER HIS ARG VAL LEU HIS ARG ASP LEU LYS PRO SEQRES 11 A 298 GLN ASN LEU LEU ILE ASN THR GLU GLY ALA ILE LYS LEU SEQRES 12 A 298 ALA ASP PHE GLY LEU ALA ARG ALA PHE GLY VAL PRO VAL SEQRES 13 A 298 ARG THR TYR THR HIS GLU VAL VAL THR LEU TRP TYR ARG SEQRES 14 A 298 ALA PRO GLU ILE LEU LEU GLY CYS LYS TYR TYR SER THR SEQRES 15 A 298 ALA VAL ASP ILE TRP SER LEU GLY CYS ILE PHE ALA GLU SEQRES 16 A 298 MET VAL THR ARG ARG ALA LEU PHE PRO GLY ASP SER GLU SEQRES 17 A 298 ILE ASP GLN LEU PHE ARG ILE PHE ARG THR LEU GLY THR SEQRES 18 A 298 PRO ASP GLU VAL VAL TRP PRO GLY VAL THR SER MET PRO SEQRES 19 A 298 ASP TYR LYS PRO SER PHE PRO LYS TRP ALA ARG GLN ASP SEQRES 20 A 298 PHE SER LYS VAL VAL PRO PRO LEU ASP GLU ASP GLY ARG SEQRES 21 A 298 SER LEU LEU SER GLN MET LEU HIS TYR ASP PRO ASN LYS SEQRES 22 A 298 ARG ILE SER ALA LYS ALA ALA LEU ALA HIS PRO PHE PHE SEQRES 23 A 298 GLN ASP VAL THR LYS PRO VAL PRO HIS LEU ARG LEU HET MG A 401 1 HET ATP A 400 31 HETNAM MG MAGNESIUM ION HETNAM ATP ADENOSINE-5'-TRIPHOSPHATE FORMUL 2 MG MG 2+ FORMUL 3 ATP C10 H16 N5 O13 P3 FORMUL 4 HOH *108(H2 O) HELIX 1 1 SER A 46 GLU A 57 1 12 HELIX 2 2 LEU A 87 ALA A 93 1 7 HELIX 3 3 LEU A 101 HIS A 121 1 21 HELIX 4 4 PRO A 130 ASN A 132 5 3 HELIX 5 5 LEU A 148 PHE A 152 1 5 HELIX 6 6 PRO A 171 LEU A 174 1 4 HELIX 7 7 THR A 182 THR A 198 5 17 HELIX 8 8 GLU A 208 LEU A 219 1 12 HELIX 9 9 VAL A 230 SER A 232 5 3 HELIX 10 10 PHE A 248 VAL A 251 1 4 HELIX 11 11 GLU A 257 MET A 266 1 10 HELIX 12 12 ALA A 277 ALA A 282 1 6 HELIX 13 13 PRO A 284 PHE A 286 5 3 SHEET 1 A 5 LEU A 66 THR A 72 0 SHEET 2 A 5 LYS A 75 GLU A 81 -1 N VAL A 79 O LEU A 67 SHEET 3 A 5 VAL A 29 LYS A 34 -1 N LYS A 33 O LEU A 78 SHEET 4 A 5 VAL A 18 ASN A 23 -1 N ALA A 21 O VAL A 30 SHEET 5 A 5 PHE A 4 LYS A 9 -1 N GLU A 8 O LYS A 20 SHEET 1 B 2 LEU A 133 ILE A 135 0 SHEET 2 B 2 ILE A 141 LEU A 143 -1 N LYS A 142 O LEU A 134 LINK OD1 ASN A 132 MG MG A 401 1555 1555 2.19 LINK OD2 ASP A 145 MG MG A 401 1555 1555 2.10 LINK O1G ATP A 400 MG MG A 401 1555 1555 1.89 LINK O2B ATP A 400 MG MG A 401 1555 1555 1.98 LINK O1A ATP A 400 MG MG A 401 1555 1555 1.82 LINK MG MG A 401 O HOH A 503 1555 1555 2.29 CISPEP 1 PRO A 253 PRO A 254 0 -0.22 SITE 1 AC1 4 ASN A 132 ASP A 145 ATP A 400 HOH A 503 SITE 1 AC2 22 ILE A 10 GLY A 13 THR A 14 TYR A 15 SITE 2 AC2 22 GLY A 16 VAL A 18 ALA A 31 LYS A 33 SITE 3 AC2 22 GLU A 81 PHE A 82 LEU A 83 ASP A 86 SITE 4 AC2 22 ASP A 127 LYS A 129 GLN A 131 ASN A 132 SITE 5 AC2 22 LEU A 134 ASP A 145 MG A 401 HOH A 502 SITE 6 AC2 22 HOH A 503 HOH A 505 CRYST1 72.820 72.660 54.070 90.00 90.00 90.00 P 21 21 21 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 0.013732 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013763 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018495 0.00000