HEADER DEHYDROGENASE 14-DEC-98 1B3O TITLE TERNARY COMPLEX OF HUMAN TYPE-II INOSINE MONOPHOSPHATE DEHYDROGENASE TITLE 2 WITH 6-CL-IMP AND SELENAZOLE ADENINE DINUCLEOTIDE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (INOSINE MONOPHOSPHATE DEHYDROGENASE 2); COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: IMPD, IMPDH; COMPND 5 EC: 1.1.1.205; 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 VARIANT: TYPE II ISOZYME; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS DEHYDROGENASE, IMPD, IMPDH, GUANINE NUCLEOTIDE SYNTHESIS EXPDTA X-RAY DIFFRACTION AUTHOR T.D.COLBY,K.VANDERVEEN,M.D.STRICKLER,B.M.GOLDSTEIN REVDAT 6 03-APR-24 1B3O 1 REMARK REVDAT 5 27-DEC-23 1B3O 1 REMARK LINK REVDAT 4 24-FEB-09 1B3O 1 VERSN REVDAT 3 01-APR-03 1B3O 1 JRNL REVDAT 2 22-APR-99 1B3O 3 COMPND HET HETNAM FORMUL REVDAT 1 12-APR-99 1B3O 0 JRNL AUTH T.D.COLBY,K.VANDERVEEN,M.D.STRICKLER,G.D.MARKHAM, JRNL AUTH 2 B.M.GOLDSTEIN JRNL TITL CRYSTAL STRUCTURE OF HUMAN TYPE II INOSINE MONOPHOSPHATE JRNL TITL 2 DEHYDROGENASE: IMPLICATIONS FOR LIGAND BINDING AND DRUG JRNL TITL 3 DESIGN. JRNL REF PROC.NATL.ACAD.SCI.USA V. 96 3531 1999 JRNL REFN ISSN 0027-8424 JRNL PMID 10097070 JRNL DOI 10.1073/PNAS.96.7.3531 REMARK 2 REMARK 2 RESOLUTION. 2.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 0.3 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 100.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 86.4 REMARK 3 NUMBER OF REFLECTIONS : 33236 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 SET) : 0.244 REMARK 3 FREE R VALUE : 0.270 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.600 REMARK 3 FREE R VALUE TEST SET COUNT : 3199 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.00 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 56.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1927 REMARK 3 BIN R VALUE (WORKING SET) : 0.4040 REMARK 3 BIN FREE R VALUE : 0.4130 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 218 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.028 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 5360 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 145 REMARK 3 SOLVENT ATOMS : 31 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 39.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.96000 REMARK 3 B22 (A**2) : -1.96000 REMARK 3 B33 (A**2) : 3.92000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.43 REMARK 3 ESD FROM SIGMAA (A) : 0.56 REMARK 3 LOW RESOLUTION CUTOFF (A) : 6.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.47 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.64 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.012 REMARK 3 BOND ANGLES (DEGREES) : 1.900 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.050 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.730 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.960 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.270 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.610 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : NULL REMARK 3 BSOL : 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : PARAM.IMP REMARK 3 PARAMETER FILE 3 : PARAM3.SAD REMARK 3 PARAMETER FILE 4 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : TOPOLOGY.IMPNOO REMARK 3 TOPOLOGY FILE 3 : TOP2.SAD REMARK 3 TOPOLOGY FILE 4 : WATER.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 3 REMARK 3 MONOMER B IS THE MORE COMPLETE MONOMER IN THE ASYMMETRIC REMARK 3 UNIT, WITH 410 OF 514 RESIDUES FITTED. REMARK 4 REMARK 4 1B3O COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-DEC-98. REMARK 100 THE DEPOSITION ID IS D_1000000271. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : AUG-97 REMARK 200 TEMPERATURE (KELVIN) : 93 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CHESS REMARK 200 BEAMLINE : A1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.91 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : CORNELL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 34001 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.900 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 86.4 REMARK 200 DATA REDUNDANCY : 3.000 REMARK 200 R MERGE (I) : 0.09500 REMARK 200 R SYM (I) : 0.09500 REMARK 200 FOR THE DATA SET : 10.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 56.0 REMARK 200 DATA REDUNDANCY IN SHELL : 1.50 REMARK 200 R MERGE FOR SHELL (I) : 0.33800 REMARK 200 R SYM FOR SHELL (I) : 0.33800 REMARK 200 FOR SHELL : 3.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.853, CNS 0.3 REMARK 200 STARTING MODEL: CORE DOMAIN OF IMPDH MONOMER FROM HAMSTER REMARK 200 IMPD/IMP/MPA COMPLEX STRUCTURE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 68.93 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.90 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SEE PRIMARY REFERENCE , PH 8.0 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 4 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 -Y,X,Z REMARK 290 4555 Y,-X,Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -Y+1/2,X+1/2,Z+1/2 REMARK 290 8555 Y+1/2,-X+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 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 71.13000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 71.13000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 87.47000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 71.13000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 71.13000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 87.47000 REMARK 290 SMTRY1 7 0.000000 -1.000000 0.000000 71.13000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 71.13000 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 87.47000 REMARK 290 SMTRY1 8 0.000000 1.000000 0.000000 71.13000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 71.13000 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 87.47000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 300 REMARK: THE BIOLOGICAL UNIT IS A HOMOTETRAMER. IT IS GENERATED REMARK 300 BY A CRYSTALLOGRAPHIC FOURFOLD OPERATION ON MONOMER A REMARK 300 (OR MONOMER B), NOT BY A SINGLE OPERATION ON BOTH. 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: TETRAMERIC 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 4 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 4 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 MET A 1 REMARK 465 ALA A 2 REMARK 465 ASP A 3 REMARK 465 TYR A 4 REMARK 465 LEU A 5 REMARK 465 ILE A 6 REMARK 465 SER A 7 REMARK 465 GLY A 8 REMARK 465 GLY A 9 REMARK 465 TYR A 110 REMARK 465 GLU A 111 REMARK 465 GLN A 112 REMARK 465 GLY A 113 REMARK 465 PHE A 114 REMARK 465 ILE A 115 REMARK 465 THR A 116 REMARK 465 ASP A 117 REMARK 465 PRO A 118 REMARK 465 VAL A 119 REMARK 465 VAL A 120 REMARK 465 LEU A 121 REMARK 465 SER A 122 REMARK 465 PRO A 123 REMARK 465 LYS A 124 REMARK 465 ASP A 125 REMARK 465 ARG A 126 REMARK 465 VAL A 127 REMARK 465 ARG A 128 REMARK 465 ASP A 129 REMARK 465 VAL A 130 REMARK 465 PHE A 131 REMARK 465 GLU A 132 REMARK 465 ALA A 133 REMARK 465 LYS A 134 REMARK 465 ALA A 135 REMARK 465 ARG A 136 REMARK 465 HIS A 137 REMARK 465 GLY A 138 REMARK 465 PHE A 139 REMARK 465 CYS A 140 REMARK 465 GLY A 141 REMARK 465 ILE A 142 REMARK 465 PRO A 143 REMARK 465 ILE A 144 REMARK 465 THR A 145 REMARK 465 ASP A 146 REMARK 465 THR A 147 REMARK 465 GLY A 148 REMARK 465 ARG A 149 REMARK 465 MET A 150 REMARK 465 GLY A 151 REMARK 465 SER A 152 REMARK 465 ARG A 153 REMARK 465 LEU A 154 REMARK 465 VAL A 155 REMARK 465 GLY A 156 REMARK 465 ILE A 157 REMARK 465 ILE A 158 REMARK 465 SER A 159 REMARK 465 SER A 160 REMARK 465 ARG A 161 REMARK 465 ASP A 162 REMARK 465 ILE A 163 REMARK 465 ASP A 164 REMARK 465 PHE A 165 REMARK 465 LEU A 166 REMARK 465 LYS A 167 REMARK 465 GLU A 168 REMARK 465 GLU A 169 REMARK 465 GLU A 170 REMARK 465 HIS A 171 REMARK 465 ASP A 172 REMARK 465 CYS A 173 REMARK 465 PHE A 174 REMARK 465 LEU A 175 REMARK 465 GLU A 176 REMARK 465 GLU A 177 REMARK 465 ILE A 178 REMARK 465 MET A 179 REMARK 465 THR A 180 REMARK 465 LYS A 181 REMARK 465 ARG A 182 REMARK 465 GLU A 183 REMARK 465 ASP A 184 REMARK 465 LEU A 185 REMARK 465 VAL A 186 REMARK 465 VAL A 187 REMARK 465 ALA A 188 REMARK 465 PRO A 189 REMARK 465 ALA A 190 REMARK 465 GLY A 191 REMARK 465 ILE A 192 REMARK 465 THR A 193 REMARK 465 LEU A 194 REMARK 465 LYS A 195 REMARK 465 GLU A 196 REMARK 465 ALA A 197 REMARK 465 ASN A 198 REMARK 465 GLU A 199 REMARK 465 ILE A 200 REMARK 465 LEU A 201 REMARK 465 GLN A 202 REMARK 465 ARG A 203 REMARK 465 SER A 204 REMARK 465 LYS A 205 REMARK 465 LYS A 206 REMARK 465 GLY A 207 REMARK 465 LYS A 208 REMARK 465 LEU A 209 REMARK 465 PRO A 210 REMARK 465 ILE A 211 REMARK 465 VAL A 212 REMARK 465 ASN A 213 REMARK 465 GLU A 214 REMARK 465 ASP A 215 REMARK 465 ASP A 216 REMARK 465 GLU A 217 REMARK 465 LEU A 218 REMARK 465 VAL A 219 REMARK 465 ALA A 220 REMARK 465 ILE A 221 REMARK 465 ILE A 222 REMARK 465 ALA A 223 REMARK 465 ARG A 224 REMARK 465 THR A 225 REMARK 465 ASP A 226 REMARK 465 LEU A 227 REMARK 465 LYS A 228 REMARK 465 LYS A 229 REMARK 465 ASN A 230 REMARK 465 ARG A 231 REMARK 465 GLY A 328 REMARK 465 SER A 329 REMARK 465 ILE A 330 REMARK 465 CYS A 331 REMARK 465 ILE A 332 REMARK 465 THR A 333 REMARK 465 GLN A 334 REMARK 465 GLU A 335 REMARK 465 VAL A 336 REMARK 465 LEU A 337 REMARK 465 ALA A 338 REMARK 465 CYS A 339 REMARK 465 GLY A 340 REMARK 465 PHE A 401 REMARK 465 PHE A 402 REMARK 465 SER A 403 REMARK 465 ASP A 404 REMARK 465 GLY A 405 REMARK 465 ILE A 406 REMARK 465 ARG A 407 REMARK 465 LEU A 408 REMARK 465 LYS A 409 REMARK 465 LYS A 410 REMARK 465 TYR A 411 REMARK 465 ARG A 412 REMARK 465 GLY A 413 REMARK 465 MET A 414 REMARK 465 GLY A 415 REMARK 465 SER A 416 REMARK 465 LEU A 417 REMARK 465 ASP A 418 REMARK 465 ALA A 419 REMARK 465 MET A 420 REMARK 465 ASP A 421 REMARK 465 LYS A 422 REMARK 465 HIS A 423 REMARK 465 LEU A 424 REMARK 465 SER A 425 REMARK 465 SER A 426 REMARK 465 GLN A 427 REMARK 465 ASN A 428 REMARK 465 ARG A 429 REMARK 465 TYR A 430 REMARK 465 PHE A 431 REMARK 465 SER A 432 REMARK 465 GLU A 433 REMARK 465 ALA A 434 REMARK 465 ASP A 435 REMARK 465 LYS A 436 REMARK 465 ILE A 437 REMARK 465 LYS A 438 REMARK 465 VAL A 439 REMARK 465 ALA A 440 REMARK 465 GLN A 441 REMARK 465 GLY A 442 REMARK 465 VAL A 443 REMARK 465 SER A 444 REMARK 465 GLY A 445 REMARK 465 ALA A 446 REMARK 465 VAL A 447 REMARK 465 GLN A 448 REMARK 465 GLU A 500 REMARK 465 GLY A 501 REMARK 465 GLY A 502 REMARK 465 VAL A 503 REMARK 465 HIS A 504 REMARK 465 SER A 505 REMARK 465 LEU A 506 REMARK 465 HIS A 507 REMARK 465 SER A 508 REMARK 465 TYR A 509 REMARK 465 GLU A 510 REMARK 465 LYS A 511 REMARK 465 ARG A 512 REMARK 465 LEU A 513 REMARK 465 PHE A 514 REMARK 465 MET B 1 REMARK 465 ALA B 2 REMARK 465 ASP B 3 REMARK 465 TYR B 4 REMARK 465 LEU B 5 REMARK 465 ILE B 6 REMARK 465 SER B 7 REMARK 465 GLY B 8 REMARK 465 GLY B 9 REMARK 465 VAL B 130 REMARK 465 PHE B 131 REMARK 465 GLU B 132 REMARK 465 ALA B 133 REMARK 465 LYS B 134 REMARK 465 ALA B 135 REMARK 465 ARG B 136 REMARK 465 HIS B 137 REMARK 465 GLY B 138 REMARK 465 PHE B 139 REMARK 465 SER B 160 REMARK 465 ARG B 161 REMARK 465 ASP B 162 REMARK 465 ILE B 163 REMARK 465 ASP B 164 REMARK 465 PHE B 165 REMARK 465 LEU B 166 REMARK 465 LYS B 167 REMARK 465 GLU B 168 REMARK 465 GLU B 169 REMARK 465 GLU B 170 REMARK 465 HIS B 171 REMARK 465 ASP B 172 REMARK 465 CYS B 173 REMARK 465 PHE B 174 REMARK 465 LEU B 175 REMARK 465 GLU B 176 REMARK 465 GLU B 177 REMARK 465 PHE B 401 REMARK 465 PHE B 402 REMARK 465 SER B 403 REMARK 465 ASP B 404 REMARK 465 GLY B 405 REMARK 465 ILE B 406 REMARK 465 ARG B 407 REMARK 465 LEU B 408 REMARK 465 LYS B 409 REMARK 465 LYS B 410 REMARK 465 TYR B 411 REMARK 465 ARG B 412 REMARK 465 GLY B 413 REMARK 465 MET B 414 REMARK 465 GLY B 415 REMARK 465 SER B 416 REMARK 465 LEU B 417 REMARK 465 ASP B 418 REMARK 465 ALA B 419 REMARK 465 MET B 420 REMARK 465 ASP B 421 REMARK 465 LYS B 422 REMARK 465 HIS B 423 REMARK 465 LEU B 424 REMARK 465 SER B 425 REMARK 465 SER B 426 REMARK 465 GLN B 427 REMARK 465 ASN B 428 REMARK 465 ARG B 429 REMARK 465 TYR B 430 REMARK 465 PHE B 431 REMARK 465 SER B 432 REMARK 465 GLU B 433 REMARK 465 ALA B 434 REMARK 465 ASP B 435 REMARK 465 LYS B 436 REMARK 465 ILE B 437 REMARK 465 LYS B 438 REMARK 465 VAL B 439 REMARK 465 ALA B 440 REMARK 465 GLN B 441 REMARK 465 GLY B 442 REMARK 465 VAL B 443 REMARK 465 SER B 444 REMARK 465 GLY B 445 REMARK 465 ALA B 446 REMARK 465 VAL B 447 REMARK 465 GLN B 448 REMARK 465 GLU B 500 REMARK 465 GLY B 501 REMARK 465 GLY B 502 REMARK 465 VAL B 503 REMARK 465 HIS B 504 REMARK 465 SER B 505 REMARK 465 LEU B 506 REMARK 465 HIS B 507 REMARK 465 SER B 508 REMARK 465 TYR B 509 REMARK 465 GLU B 510 REMARK 465 LYS B 511 REMARK 465 ARG B 512 REMARK 465 LEU B 513 REMARK 465 PHE B 514 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 109 CA C O CB CG CD CE REMARK 470 LYS A 109 NZ REMARK 470 TYR A 400 CA C O CB CG CD1 CD2 REMARK 470 TYR A 400 CE1 CE2 CZ OH REMARK 470 VAL A 499 CA C O CB CG1 CG2 REMARK 470 ASP B 129 CA C O CB CG OD1 OD2 REMARK 470 SER B 159 CA C O CB OG REMARK 470 TYR B 400 CA C O CB CG CD1 CD2 REMARK 470 TYR B 400 CE1 CE2 CZ OH REMARK 470 VAL B 499 CA C O CB CG1 CG2 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 O SER B 204 N LYS B 206 2.16 REMARK 500 REMARK 500 REMARK: NULL 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 LYS B 181 N - CA - C ANGL. DEV. = 17.3 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 SER A 11 77.62 39.91 REMARK 500 VAL A 13 108.22 40.29 REMARK 500 PRO A 14 -97.84 -53.74 REMARK 500 ASP A 16 179.94 -49.90 REMARK 500 ASN A 25 12.48 -142.33 REMARK 500 CYS A 26 61.11 -110.74 REMARK 500 ASP A 28 -86.54 -78.97 REMARK 500 ASP A 43 46.74 -155.33 REMARK 500 PHE A 44 158.70 175.50 REMARK 500 ASP A 47 1.51 -61.86 REMARK 500 LYS A 57 -35.55 -36.87 REMARK 500 VAL A 73 -66.44 -127.76 REMARK 500 GLU A 75 117.38 -170.61 REMARK 500 ALA A 76 -70.73 29.44 REMARK 500 HIS A 93 40.08 -95.87 REMARK 500 ASN A 94 55.78 -105.88 REMARK 500 ALA A 236 126.05 -27.77 REMARK 500 ALA A 266 3.90 -59.85 REMARK 500 LEU A 273 98.85 -51.25 REMARK 500 TYR A 289 -79.01 -62.73 REMARK 500 ASP A 292 -63.71 -92.82 REMARK 500 LYS A 293 0.01 -59.03 REMARK 500 TYR A 294 80.07 -166.01 REMARK 500 MET A 325 89.20 -161.35 REMARK 500 ALA A 391 -9.32 -48.70 REMARK 500 GLU A 399 -79.39 -73.06 REMARK 500 LYS A 450 170.72 1.37 REMARK 500 GLN A 498 -66.54 -156.65 REMARK 500 VAL B 13 114.11 55.95 REMARK 500 PRO B 14 -90.82 -64.78 REMARK 500 ASP B 15 141.42 -175.95 REMARK 500 ASP B 16 -159.59 -110.74 REMARK 500 ASP B 28 -73.72 -93.12 REMARK 500 PRO B 39 174.00 -59.58 REMARK 500 ASP B 43 47.74 -155.00 REMARK 500 PHE B 44 158.92 176.20 REMARK 500 ASP B 47 6.38 -66.64 REMARK 500 PRO B 64 25.73 -74.83 REMARK 500 ASP B 71 -7.65 -56.89 REMARK 500 VAL B 73 -65.04 -122.43 REMARK 500 ALA B 76 -71.72 23.26 REMARK 500 HIS B 93 43.28 -109.70 REMARK 500 ASN B 94 62.64 -111.01 REMARK 500 GLN B 112 70.42 46.11 REMARK 500 PHE B 114 168.14 -41.71 REMARK 500 ILE B 115 -57.65 -133.25 REMARK 500 THR B 116 -34.78 67.97 REMARK 500 LEU B 121 158.43 176.32 REMARK 500 PRO B 123 -87.49 -37.16 REMARK 500 ASP B 125 -126.34 -159.38 REMARK 500 REMARK 500 THIS ENTRY HAS 84 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 TYR A 12 0.07 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 CPR A 631 REMARK 615 REMARK 615 ZERO OCCUPANCY ATOM REMARK 615 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 615 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 615 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 615 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 615 M RES C SSEQI REMARK 615 UNX B 632 REMARK 615 UNX B 633 REMARK 615 UNX B 634 REMARK 615 UNX B 635 REMARK 615 UNX B 636 REMARK 615 UNX B 637 REMARK 615 UNX B 638 REMARK 615 UNX B 639 REMARK 615 UNX B 640 REMARK 615 UNX B 641 REMARK 615 UNX B 642 REMARK 615 UNX B 643 REMARK 615 UNX B 644 REMARK 615 UNX B 645 REMARK 615 UNX B 646 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CPR A 631 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CPR B 631 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAE A 600 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAE B 601 DBREF 1B3O A 1 514 UNP P12268 IMDH2_HUMAN 1 514 DBREF 1B3O B 1 514 UNP P12268 IMDH2_HUMAN 1 514 SEQRES 1 A 514 MET ALA ASP TYR LEU ILE SER GLY GLY THR SER TYR VAL SEQRES 2 A 514 PRO ASP ASP GLY LEU THR ALA GLN GLN LEU PHE ASN CYS SEQRES 3 A 514 GLY ASP GLY LEU THR TYR ASN ASP PHE LEU ILE LEU PRO SEQRES 4 A 514 GLY TYR ILE ASP PHE THR ALA ASP GLN VAL ASP LEU THR SEQRES 5 A 514 SER ALA LEU THR LYS LYS ILE THR LEU LYS THR PRO LEU SEQRES 6 A 514 VAL SER SER PRO MET ASP THR VAL THR GLU ALA GLY MET SEQRES 7 A 514 ALA ILE ALA MET ALA LEU THR GLY GLY ILE GLY PHE ILE SEQRES 8 A 514 HIS HIS ASN CYS THR PRO GLU PHE GLN ALA ASN GLU VAL SEQRES 9 A 514 ARG LYS VAL LYS LYS TYR GLU GLN GLY PHE ILE THR ASP SEQRES 10 A 514 PRO VAL VAL LEU SER PRO LYS ASP ARG VAL ARG ASP VAL SEQRES 11 A 514 PHE GLU ALA LYS ALA ARG HIS GLY PHE CYS GLY ILE PRO SEQRES 12 A 514 ILE THR ASP THR GLY ARG MET GLY SER ARG LEU VAL GLY SEQRES 13 A 514 ILE ILE SER SER ARG ASP ILE ASP PHE LEU LYS GLU GLU SEQRES 14 A 514 GLU HIS ASP CYS PHE LEU GLU GLU ILE MET THR LYS ARG SEQRES 15 A 514 GLU ASP LEU VAL VAL ALA PRO ALA GLY ILE THR LEU LYS SEQRES 16 A 514 GLU ALA ASN GLU ILE LEU GLN ARG SER LYS LYS GLY LYS SEQRES 17 A 514 LEU PRO ILE VAL ASN GLU ASP ASP GLU LEU VAL ALA ILE SEQRES 18 A 514 ILE ALA ARG THR ASP LEU LYS LYS ASN ARG ASP TYR PRO SEQRES 19 A 514 LEU ALA SER LYS ASP ALA LYS LYS GLN LEU LEU CYS GLY SEQRES 20 A 514 ALA ALA ILE GLY THR HIS GLU ASP ASP LYS TYR ARG LEU SEQRES 21 A 514 ASP LEU LEU ALA GLN ALA GLY VAL ASP VAL VAL VAL LEU SEQRES 22 A 514 ASP SER SER GLN GLY ASN SER ILE PHE GLN ILE ASN MET SEQRES 23 A 514 ILE LYS TYR ILE LYS ASP LYS TYR PRO ASN LEU GLN VAL SEQRES 24 A 514 ILE GLY GLY ASN VAL VAL THR ALA ALA GLN ALA LYS ASN SEQRES 25 A 514 LEU ILE ASP ALA GLY VAL ASP ALA LEU ARG VAL GLY MET SEQRES 26 A 514 GLY SER GLY SER ILE CYS ILE THR GLN GLU VAL LEU ALA SEQRES 27 A 514 CYS GLY ARG PRO GLN ALA THR ALA VAL TYR LYS VAL SER SEQRES 28 A 514 GLU TYR ALA ARG ARG PHE GLY VAL PRO VAL ILE ALA ASP SEQRES 29 A 514 GLY GLY ILE GLN ASN VAL GLY HIS ILE ALA LYS ALA LEU SEQRES 30 A 514 ALA LEU GLY ALA SER THR VAL MET MET GLY SER LEU LEU SEQRES 31 A 514 ALA ALA THR THR GLU ALA PRO GLY GLU TYR PHE PHE SER SEQRES 32 A 514 ASP GLY ILE ARG LEU LYS LYS TYR ARG GLY MET GLY SER SEQRES 33 A 514 LEU ASP ALA MET ASP LYS HIS LEU SER SER GLN ASN ARG SEQRES 34 A 514 TYR PHE SER GLU ALA ASP LYS ILE LYS VAL ALA GLN GLY SEQRES 35 A 514 VAL SER GLY ALA VAL GLN ASP LYS GLY SER ILE HIS LYS SEQRES 36 A 514 PHE VAL PRO TYR LEU ILE ALA GLY ILE GLN HIS SER CYS SEQRES 37 A 514 GLN ASP ILE GLY ALA LYS SER LEU THR GLN VAL ARG ALA SEQRES 38 A 514 MET MET TYR SER GLY GLU LEU LYS PHE GLU LYS ARG THR SEQRES 39 A 514 SER SER ALA GLN VAL GLU GLY GLY VAL HIS SER LEU HIS SEQRES 40 A 514 SER TYR GLU LYS ARG LEU PHE SEQRES 1 B 514 MET ALA ASP TYR LEU ILE SER GLY GLY THR SER TYR VAL SEQRES 2 B 514 PRO ASP ASP GLY LEU THR ALA GLN GLN LEU PHE ASN CYS SEQRES 3 B 514 GLY ASP GLY LEU THR TYR ASN ASP PHE LEU ILE LEU PRO SEQRES 4 B 514 GLY TYR ILE ASP PHE THR ALA ASP GLN VAL ASP LEU THR SEQRES 5 B 514 SER ALA LEU THR LYS LYS ILE THR LEU LYS THR PRO LEU SEQRES 6 B 514 VAL SER SER PRO MET ASP THR VAL THR GLU ALA GLY MET SEQRES 7 B 514 ALA ILE ALA MET ALA LEU THR GLY GLY ILE GLY PHE ILE SEQRES 8 B 514 HIS HIS ASN CYS THR PRO GLU PHE GLN ALA ASN GLU VAL SEQRES 9 B 514 ARG LYS VAL LYS LYS TYR GLU GLN GLY PHE ILE THR ASP SEQRES 10 B 514 PRO VAL VAL LEU SER PRO LYS ASP ARG VAL ARG ASP VAL SEQRES 11 B 514 PHE GLU ALA LYS ALA ARG HIS GLY PHE CYS GLY ILE PRO SEQRES 12 B 514 ILE THR ASP THR GLY ARG MET GLY SER ARG LEU VAL GLY SEQRES 13 B 514 ILE ILE SER SER ARG ASP ILE ASP PHE LEU LYS GLU GLU SEQRES 14 B 514 GLU HIS ASP CYS PHE LEU GLU GLU ILE MET THR LYS ARG SEQRES 15 B 514 GLU ASP LEU VAL VAL ALA PRO ALA GLY ILE THR LEU LYS SEQRES 16 B 514 GLU ALA ASN GLU ILE LEU GLN ARG SER LYS LYS GLY LYS SEQRES 17 B 514 LEU PRO ILE VAL ASN GLU ASP ASP GLU LEU VAL ALA ILE SEQRES 18 B 514 ILE ALA ARG THR ASP LEU LYS LYS ASN ARG ASP TYR PRO SEQRES 19 B 514 LEU ALA SER LYS ASP ALA LYS LYS GLN LEU LEU CYS GLY SEQRES 20 B 514 ALA ALA ILE GLY THR HIS GLU ASP ASP LYS TYR ARG LEU SEQRES 21 B 514 ASP LEU LEU ALA GLN ALA GLY VAL ASP VAL VAL VAL LEU SEQRES 22 B 514 ASP SER SER GLN GLY ASN SER ILE PHE GLN ILE ASN MET SEQRES 23 B 514 ILE LYS TYR ILE LYS ASP LYS TYR PRO ASN LEU GLN VAL SEQRES 24 B 514 ILE GLY GLY ASN VAL VAL THR ALA ALA GLN ALA LYS ASN SEQRES 25 B 514 LEU ILE ASP ALA GLY VAL ASP ALA LEU ARG VAL GLY MET SEQRES 26 B 514 GLY SER GLY SER ILE CYS ILE THR GLN GLU VAL LEU ALA SEQRES 27 B 514 CYS GLY ARG PRO GLN ALA THR ALA VAL TYR LYS VAL SER SEQRES 28 B 514 GLU TYR ALA ARG ARG PHE GLY VAL PRO VAL ILE ALA ASP SEQRES 29 B 514 GLY GLY ILE GLN ASN VAL GLY HIS ILE ALA LYS ALA LEU SEQRES 30 B 514 ALA LEU GLY ALA SER THR VAL MET MET GLY SER LEU LEU SEQRES 31 B 514 ALA ALA THR THR GLU ALA PRO GLY GLU TYR PHE PHE SER SEQRES 32 B 514 ASP GLY ILE ARG LEU LYS LYS TYR ARG GLY MET GLY SER SEQRES 33 B 514 LEU ASP ALA MET ASP LYS HIS LEU SER SER GLN ASN ARG SEQRES 34 B 514 TYR PHE SER GLU ALA ASP LYS ILE LYS VAL ALA GLN GLY SEQRES 35 B 514 VAL SER GLY ALA VAL GLN ASP LYS GLY SER ILE HIS LYS SEQRES 36 B 514 PHE VAL PRO TYR LEU ILE ALA GLY ILE GLN HIS SER CYS SEQRES 37 B 514 GLN ASP ILE GLY ALA LYS SER LEU THR GLN VAL ARG ALA SEQRES 38 B 514 MET MET TYR SER GLY GLU LEU LYS PHE GLU LYS ARG THR SEQRES 39 B 514 SER SER ALA GLN VAL GLU GLY GLY VAL HIS SER LEU HIS SEQRES 40 B 514 SER TYR GLU LYS ARG LEU PHE HET CPR A 631 22 HET SAE A 600 43 HET CPR B 631 22 HET SAE B 601 43 HET UNX B 632 1 HET UNX B 633 1 HET UNX B 634 1 HET UNX B 635 1 HET UNX B 636 1 HET UNX B 637 1 HET UNX B 638 1 HET UNX B 639 1 HET UNX B 640 1 HET UNX B 641 1 HET UNX B 642 1 HET UNX B 643 1 HET UNX B 644 1 HET UNX B 645 1 HET UNX B 646 1 HETNAM CPR 6-CHLOROPURINE RIBOSIDE, 5'-MONOPHOSPHATE HETNAM SAE SELENAZOLE-4-CARBOXYAMIDE-ADENINE DINUCLEOTIDE HETNAM UNX UNKNOWN ATOM OR ION FORMUL 3 CPR 2(C10 H13 CL N4 O7 P 1+) FORMUL 4 SAE 2(C19 H25 N7 O14 P2 SE) FORMUL 7 UNX 15(X) FORMUL 22 HOH *31(H2 O) HELIX 1 1 ALA A 20 LEU A 23 1 4 HELIX 2 2 TYR A 32 ASP A 34 5 3 HELIX 3 3 ALA A 46 GLN A 48 5 3 HELIX 4 4 GLY A 77 THR A 85 1 9 HELIX 5 5 PRO A 97 VAL A 107 1 11 HELIX 6 6 GLU A 254 GLN A 265 1 12 HELIX 7 7 ILE A 281 LYS A 293 1 13 HELIX 8 8 ALA A 307 ASP A 315 1 9 HELIX 9 9 GLN A 343 PHE A 357 1 15 HELIX 10 10 VAL A 370 ALA A 378 1 9 HELIX 11 11 ILE A 453 ASP A 470 1 18 HELIX 12 12 LEU A 476 SER A 485 1 10 HELIX 13 13 ALA B 20 PHE B 24 1 5 HELIX 14 14 ALA B 46 GLN B 48 5 3 HELIX 15 15 GLY B 77 LEU B 84 1 8 HELIX 16 16 PRO B 97 TYR B 110 1 14 HELIX 17 17 LEU B 194 GLN B 202 1 9 HELIX 18 18 GLU B 254 ALA B 266 1 13 HELIX 19 19 ILE B 281 LYS B 293 1 13 HELIX 20 20 ALA B 307 ALA B 316 1 10 HELIX 21 21 GLN B 343 PHE B 357 1 15 HELIX 22 22 VAL B 370 ALA B 378 1 9 HELIX 23 23 SER B 388 ALA B 391 1 4 HELIX 24 24 ILE B 453 ILE B 471 1 19 HELIX 25 25 LEU B 476 SER B 485 1 10 SHEET 1 A 2 PHE A 35 ILE A 37 0 SHEET 2 A 2 PHE A 490 LYS A 492 -1 N GLU A 491 O LEU A 36 SHEET 1 B 4 LEU A 65 SER A 67 0 SHEET 2 B 4 THR A 383 MET A 386 1 N VAL A 384 O VAL A 66 SHEET 3 B 4 PRO A 360 ASP A 364 1 N ALA A 363 O THR A 383 SHEET 4 B 4 ALA A 320 VAL A 323 1 N LEU A 321 O PRO A 360 SHEET 1 C 3 GLY A 247 ILE A 250 0 SHEET 2 C 3 VAL A 270 LEU A 273 1 N VAL A 270 O ALA A 248 SHEET 3 C 3 GLN A 298 ILE A 300 1 N GLN A 298 O VAL A 271 SHEET 1 D 2 SER A 53 THR A 56 0 SHEET 2 D 2 ILE A 59 LEU A 61 -1 N LEU A 61 O SER A 53 SHEET 1 E 2 PHE B 35 ILE B 37 0 SHEET 2 E 2 PHE B 490 LYS B 492 -1 N GLU B 491 O LEU B 36 SHEET 1 F 5 LEU B 65 SER B 67 0 SHEET 2 F 5 THR B 383 MET B 386 1 N VAL B 384 O VAL B 66 SHEET 3 F 5 VAL B 361 ASP B 364 1 N ALA B 363 O THR B 383 SHEET 4 F 5 LEU B 321 VAL B 323 1 N LEU B 321 O ILE B 362 SHEET 5 F 5 GLY B 301 VAL B 304 1 N GLY B 301 O ARG B 322 SHEET 1 G 2 LEU B 209 ILE B 211 0 SHEET 2 G 2 ALA B 220 ILE B 222 -1 N ILE B 222 O LEU B 209 SHEET 1 H 3 GLY B 247 ILE B 250 0 SHEET 2 H 3 VAL B 270 LEU B 273 1 N VAL B 270 O ALA B 248 SHEET 3 H 3 GLN B 298 ILE B 300 1 N GLN B 298 O VAL B 271 LINK SG CYS B 331 C6 CPR B 631 1555 1555 1.77 SITE 1 AC1 9 SER A 68 ARG A 322 SER A 327 ASP A 364 SITE 2 AC1 9 GLY A 366 MET A 385 GLY A 387 SER A 388 SITE 3 AC1 9 SAE A 600 SITE 1 AC2 14 SER B 68 ARG B 322 GLY B 328 SER B 329 SITE 2 AC2 14 CYS B 331 GLN B 334 GLU B 335 ASP B 364 SITE 3 AC2 14 GLY B 365 GLY B 366 GLY B 387 SER B 388 SITE 4 AC2 14 SAE B 601 HOH B 658 SITE 1 AC3 12 THR A 45 THR A 252 HIS A 253 ASP A 274 SITE 2 AC3 12 SER A 275 SER A 276 PHE A 282 ASN A 303 SITE 3 AC3 12 GLY A 324 GLN A 469 CPR A 631 HOH A 637 SITE 1 AC4 14 THR B 45 THR B 252 HIS B 253 ASP B 274 SITE 2 AC4 14 SER B 275 SER B 276 PHE B 282 ASN B 303 SITE 3 AC4 14 GLY B 324 GLN B 334 HIS B 466 GLN B 469 SITE 4 AC4 14 CPR B 631 HOH B 648 CRYST1 142.260 142.260 174.940 90.00 90.00 90.00 I 4 16 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 0.007029 0.000000 0.000000 0.00000 SCALE2 0.000000 0.007029 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005716 0.00000 MTRIX1 1 0.371142 0.928575 -0.001499 -0.06260 1 MTRIX2 1 0.928564 -0.371129 0.005698 0.21650 1 MTRIX3 1 0.004735 -0.003507 -0.999983 -51.69260 1