HEADER TRANSFERASE 30-OCT-18 6MXG TITLE CRYSTAL STRUCTURE OF TRYPANOSOMA BRUCEI HYPOXANTHINE-GUANINE TITLE 2 PHOSPHORIBOSYLTRANFERASE IN COMPLEX WITH XMP COMPND MOL_ID: 1; COMPND 2 MOLECULE: HYPOXANTHINE-GUANINE PHOSPHORIBOSYLTRANSFERASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: HGPRTASE; COMPND 5 EC: 2.4.2.8; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: TRYPANOSOMA BRUCEI BRUCEI; SOURCE 3 ORGANISM_TAXID: 5702; SOURCE 4 GENE: HGPRT; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS 6-OXOPURINE PRTS, PURINE SALVAGE, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR D.TERAN,L.GUDDAT REVDAT 3 11-OCT-23 6MXG 1 LINK REVDAT 2 18-DEC-19 6MXG 1 JRNL REVDAT 1 24-JUL-19 6MXG 0 JRNL AUTH D.TERAN,E.DOLEZELOVA,D.T.KEOUGH,D.HOCKOVA,A.ZIKOVA, JRNL AUTH 2 L.W.GUDDAT JRNL TITL CRYSTAL STRUCTURES OF TRYPANOSOMA BRUCEI HYPOXANTHINE - JRNL TITL 2 GUANINE - XANTHINE PHOSPHORIBOSYLTRANSFERASE IN COMPLEX WITH JRNL TITL 3 IMP, GMP AND XMP. JRNL REF FEBS J. V. 286 4721 2019 JRNL REFN ISSN 1742-464X JRNL PMID 31287615 JRNL DOI 10.1111/FEBS.14987 REMARK 2 REMARK 2 RESOLUTION. 2.39 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.9_1692 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.39 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 47.19 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 16212 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.261 REMARK 3 R VALUE (WORKING SET) : 0.257 REMARK 3 FREE R VALUE : 0.285 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.990 REMARK 3 FREE R VALUE TEST SET COUNT : 1787 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 40.6228 - 5.6232 0.90 1284 145 0.2527 0.2880 REMARK 3 2 5.6232 - 4.4651 0.90 1238 138 0.2174 0.1926 REMARK 3 3 4.4651 - 3.9012 0.90 1277 140 0.2152 0.2727 REMARK 3 4 3.9012 - 3.5447 0.91 1252 131 0.2410 0.2813 REMARK 3 5 3.5447 - 3.2908 0.90 1236 135 0.2619 0.2431 REMARK 3 6 3.2908 - 3.0969 0.90 1252 143 0.2593 0.3401 REMARK 3 7 3.0969 - 2.9418 0.90 1243 136 0.2940 0.3303 REMARK 3 8 2.9418 - 2.8138 0.90 1226 134 0.2817 0.3008 REMARK 3 9 2.8138 - 2.7055 0.90 1263 139 0.3181 0.3377 REMARK 3 10 2.7055 - 2.6121 0.90 1231 131 0.3043 0.2985 REMARK 3 11 2.6121 - 2.5305 0.90 1246 134 0.3321 0.3590 REMARK 3 12 2.5305 - 2.4582 0.89 1248 147 0.3040 0.3150 REMARK 3 13 2.4582 - 2.3920 0.86 1185 134 0.3133 0.3286 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 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) : NULL REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 29.140 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 : 0.004 2814 REMARK 3 ANGLE : 0.621 3846 REMARK 3 CHIRALITY : 0.024 456 REMARK 3 PLANARITY : 0.003 482 REMARK 3 DIHEDRAL : 13.394 1011 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL 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 6MXG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-OCT-18. REMARK 100 THE DEPOSITION ID IS D_1000237784. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 02-FEB-16 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5-6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : AUSTRALIAN SYNCHROTRON REMARK 200 BEAMLINE : MX1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9537 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 270 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : IMOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17999 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.390 REMARK 200 RESOLUTION RANGE LOW (A) : 71.350 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 5.200 REMARK 200 R MERGE (I) : 0.12500 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 10.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.39 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.52 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.4 REMARK 200 DATA REDUNDANCY IN SHELL : 5.00 REMARK 200 R MERGE FOR SHELL (I) : 0.80000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.100 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: 5JSQ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.52 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.39 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25% PEG 3350, 0.2 M LITHIUM SULFATE REMARK 280 AND 0.1 M BIS-TRIS, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 293.15K 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 58.78500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 47.18500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 58.78500 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 47.18500 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5050 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14710 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -91.0 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 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 HIS A -5 REMARK 465 HIS A -4 REMARK 465 HIS A -3 REMARK 465 HIS A -2 REMARK 465 HIS A -1 REMARK 465 HIS A 0 REMARK 465 MET A 1 REMARK 465 GLU A 2 REMARK 465 PRO A 3 REMARK 465 ALA A 81 REMARK 465 SER A 82 REMARK 465 SER A 83 REMARK 465 TYR A 84 REMARK 465 GLY A 85 REMARK 465 HIS A 86 REMARK 465 ASP A 87 REMARK 465 THR A 88 REMARK 465 LYS A 89 REMARK 465 SER A 90 REMARK 465 CYS A 91 REMARK 465 GLY A 92 REMARK 465 ARG A 93 REMARK 465 VAL A 94 REMARK 465 ASP A 95 REMARK 465 VAL A 96 REMARK 465 LYS A 97 REMARK 465 ALA A 98 REMARK 465 ASP A 99 REMARK 465 GLY A 100 REMARK 465 LEU A 101 REMARK 465 CYS A 102 REMARK 465 ASP A 103 REMARK 465 GLU A 198 REMARK 465 LEU A 199 REMARK 465 GLU A 200 REMARK 465 ARG A 201 REMARK 465 ARG A 202 REMARK 465 LYS A 203 REMARK 465 ALA A 204 REMARK 465 ALA A 205 REMARK 465 GLY A 206 REMARK 465 GLU A 207 REMARK 465 ALA A 208 REMARK 465 LYS A 209 REMARK 465 ARG A 210 REMARK 465 HIS B -5 REMARK 465 HIS B -4 REMARK 465 HIS B -3 REMARK 465 HIS B -2 REMARK 465 HIS B -1 REMARK 465 HIS B 0 REMARK 465 MET B 1 REMARK 465 GLU B 2 REMARK 465 PRO B 3 REMARK 465 ALA B 4 REMARK 465 ALA B 81 REMARK 465 SER B 82 REMARK 465 SER B 83 REMARK 465 TYR B 84 REMARK 465 GLY B 85 REMARK 465 HIS B 86 REMARK 465 ASP B 87 REMARK 465 THR B 88 REMARK 465 LYS B 89 REMARK 465 SER B 90 REMARK 465 CYS B 91 REMARK 465 GLY B 92 REMARK 465 ARG B 93 REMARK 465 VAL B 94 REMARK 465 ASP B 95 REMARK 465 VAL B 96 REMARK 465 LYS B 97 REMARK 465 ALA B 98 REMARK 465 ASP B 99 REMARK 465 GLY B 100 REMARK 465 LEU B 101 REMARK 465 CYS B 102 REMARK 465 ASP B 103 REMARK 465 ILE B 104 REMARK 465 ARG B 201 REMARK 465 ARG B 202 REMARK 465 LYS B 203 REMARK 465 ALA B 204 REMARK 465 ALA B 205 REMARK 465 GLY B 206 REMARK 465 GLU B 207 REMARK 465 ALA B 208 REMARK 465 LYS B 209 REMARK 465 ARG B 210 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 ARG A 75 CG CD NE CZ NH1 NH2 REMARK 470 ILE A 104 CG1 CG2 CD1 REMARK 470 LYS A 130 CG CD CE NZ REMARK 470 LYS A 188 CG CD CE NZ REMARK 470 LYS A 197 CG CD CE NZ REMARK 470 LEU B 53 CG CD1 CD2 REMARK 470 ARG B 80 CG CD NE CZ NH1 NH2 REMARK 470 TYR B 192 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 LYS B 197 CG CD CE NZ REMARK 470 GLU B 200 CG CD OE1 OE2 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 LEU A 43 -62.43 65.89 REMARK 500 ASN A 45 67.00 -155.10 REMARK 500 LEU A 53 -176.99 64.54 REMARK 500 ASP A 117 -95.73 -106.47 REMARK 500 SER A 136 -168.20 -119.72 REMARK 500 ILE A 137 107.95 -178.16 REMARK 500 LYS A 145 79.13 -108.71 REMARK 500 PRO A 163 -163.78 -66.93 REMARK 500 PHE B 9 21.57 -146.43 REMARK 500 LEU B 43 -66.69 68.40 REMARK 500 LEU B 53 -175.51 63.90 REMARK 500 LEU B 79 71.02 -119.51 REMARK 500 ASP B 117 -88.61 -102.55 REMARK 500 GLU B 133 109.27 -12.37 REMARK 500 LYS B 145 74.58 -108.43 REMARK 500 PRO B 152 94.63 -69.30 REMARK 500 ASN B 164 61.95 -64.40 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 302 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 34 OD1 REMARK 620 2 ASP A 34 OD2 49.2 REMARK 620 3 HOH A 412 O 175.1 135.2 REMARK 620 4 HOH A 420 O 76.2 115.7 99.1 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 303 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 422 O REMARK 620 2 HOH A 428 O 106.2 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 303 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 113 OE2 REMARK 620 2 ASP B 114 OD1 82.6 REMARK 620 3 ASP B 114 OD2 98.6 47.6 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 302 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 173 OD1 REMARK 620 2 ASP B 173 OD2 59.0 REMARK 620 3 XMP B 301 O2' 78.8 137.6 REMARK 620 4 HOH B 402 O 78.0 108.4 62.2 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue XMP A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 304 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue XMP B 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG B 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG B 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 304 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 6MXB RELATED DB: PDB DBREF 6MXG A 1 210 UNP Q07010 HPRT_TRYBB 1 210 DBREF 6MXG B 1 210 UNP Q07010 HPRT_TRYBB 1 210 SEQADV 6MXG HIS A -5 UNP Q07010 EXPRESSION TAG SEQADV 6MXG HIS A -4 UNP Q07010 EXPRESSION TAG SEQADV 6MXG HIS A -3 UNP Q07010 EXPRESSION TAG SEQADV 6MXG HIS A -2 UNP Q07010 EXPRESSION TAG SEQADV 6MXG HIS A -1 UNP Q07010 EXPRESSION TAG SEQADV 6MXG HIS A 0 UNP Q07010 EXPRESSION TAG SEQADV 6MXG HIS B -5 UNP Q07010 EXPRESSION TAG SEQADV 6MXG HIS B -4 UNP Q07010 EXPRESSION TAG SEQADV 6MXG HIS B -3 UNP Q07010 EXPRESSION TAG SEQADV 6MXG HIS B -2 UNP Q07010 EXPRESSION TAG SEQADV 6MXG HIS B -1 UNP Q07010 EXPRESSION TAG SEQADV 6MXG HIS B 0 UNP Q07010 EXPRESSION TAG SEQRES 1 A 216 HIS HIS HIS HIS HIS HIS MET GLU PRO ALA CYS LYS TYR SEQRES 2 A 216 ASP PHE ALA THR SER VAL LEU PHE THR GLU ALA GLU LEU SEQRES 3 A 216 HIS THR ARG MET ARG GLY VAL ALA GLN ARG ILE ALA ASP SEQRES 4 A 216 ASP TYR SER ASN CYS ASN LEU LYS PRO LEU GLU ASN PRO SEQRES 5 A 216 LEU VAL ILE VAL SER VAL LEU LYS GLY SER PHE VAL PHE SEQRES 6 A 216 THR ALA ASP MET VAL ARG ILE LEU GLY ASP PHE GLY VAL SEQRES 7 A 216 PRO THR ARG VAL GLU PHE LEU ARG ALA SER SER TYR GLY SEQRES 8 A 216 HIS ASP THR LYS SER CYS GLY ARG VAL ASP VAL LYS ALA SEQRES 9 A 216 ASP GLY LEU CYS ASP ILE ARG GLY LYS HIS VAL LEU VAL SEQRES 10 A 216 LEU GLU ASP ILE LEU ASP THR ALA LEU THR LEU ARG GLU SEQRES 11 A 216 VAL VAL ASP SER LEU LYS LYS SER GLU PRO ALA SER ILE SEQRES 12 A 216 LYS THR LEU VAL ALA ILE ASP LYS PRO GLY GLY ARG LYS SEQRES 13 A 216 ILE PRO PHE THR ALA GLU TYR VAL VAL ALA ASP VAL PRO SEQRES 14 A 216 ASN VAL PHE VAL VAL GLY TYR GLY LEU ASP TYR ASP GLN SEQRES 15 A 216 SER TYR ARG GLU VAL ARG ASP VAL VAL ILE LEU LYS PRO SEQRES 16 A 216 SER VAL TYR GLU THR TRP GLY LYS GLU LEU GLU ARG ARG SEQRES 17 A 216 LYS ALA ALA GLY GLU ALA LYS ARG SEQRES 1 B 216 HIS HIS HIS HIS HIS HIS MET GLU PRO ALA CYS LYS TYR SEQRES 2 B 216 ASP PHE ALA THR SER VAL LEU PHE THR GLU ALA GLU LEU SEQRES 3 B 216 HIS THR ARG MET ARG GLY VAL ALA GLN ARG ILE ALA ASP SEQRES 4 B 216 ASP TYR SER ASN CYS ASN LEU LYS PRO LEU GLU ASN PRO SEQRES 5 B 216 LEU VAL ILE VAL SER VAL LEU LYS GLY SER PHE VAL PHE SEQRES 6 B 216 THR ALA ASP MET VAL ARG ILE LEU GLY ASP PHE GLY VAL SEQRES 7 B 216 PRO THR ARG VAL GLU PHE LEU ARG ALA SER SER TYR GLY SEQRES 8 B 216 HIS ASP THR LYS SER CYS GLY ARG VAL ASP VAL LYS ALA SEQRES 9 B 216 ASP GLY LEU CYS ASP ILE ARG GLY LYS HIS VAL LEU VAL SEQRES 10 B 216 LEU GLU ASP ILE LEU ASP THR ALA LEU THR LEU ARG GLU SEQRES 11 B 216 VAL VAL ASP SER LEU LYS LYS SER GLU PRO ALA SER ILE SEQRES 12 B 216 LYS THR LEU VAL ALA ILE ASP LYS PRO GLY GLY ARG LYS SEQRES 13 B 216 ILE PRO PHE THR ALA GLU TYR VAL VAL ALA ASP VAL PRO SEQRES 14 B 216 ASN VAL PHE VAL VAL GLY TYR GLY LEU ASP TYR ASP GLN SEQRES 15 B 216 SER TYR ARG GLU VAL ARG ASP VAL VAL ILE LEU LYS PRO SEQRES 16 B 216 SER VAL TYR GLU THR TRP GLY LYS GLU LEU GLU ARG ARG SEQRES 17 B 216 LYS ALA ALA GLY GLU ALA LYS ARG HET XMP A 301 36 HET MG A 302 1 HET MG A 303 1 HET SO4 A 304 5 HET XMP B 301 36 HET MG B 302 1 HET MG B 303 1 HET SO4 B 304 5 HETNAM XMP XANTHOSINE-5'-MONOPHOSPHATE HETNAM MG MAGNESIUM ION HETNAM SO4 SULFATE ION HETSYN XMP 5-MONOPHOSPHATE-9-BETA-D-RIBOFURANOSYL XANTHINE FORMUL 3 XMP 2(C10 H14 N4 O9 P 1+) FORMUL 4 MG 4(MG 2+) FORMUL 6 SO4 2(O4 S 2-) FORMUL 11 HOH *59(H2 O) HELIX 1 AA1 THR A 16 TYR A 35 1 20 HELIX 2 AA2 GLY A 55 VAL A 64 1 10 HELIX 3 AA3 ALA A 119 LYS A 131 1 13 HELIX 4 AA4 PRO A 146 ARG A 149 5 4 HELIX 5 AA5 PRO A 189 THR A 194 1 6 HELIX 6 AA6 THR B 16 TYR B 35 1 20 HELIX 7 AA7 SER B 56 ASP B 69 1 14 HELIX 8 AA8 ALA B 119 LEU B 129 1 11 HELIX 9 AA9 PRO B 146 ARG B 149 5 4 HELIX 10 AB1 LYS B 188 TRP B 195 1 8 HELIX 11 AB2 GLY B 196 LEU B 199 5 4 SHEET 1 AA1 3 ALA A 10 PHE A 15 0 SHEET 2 AA1 3 VAL A 184 LEU A 187 -1 O VAL A 184 N PHE A 15 SHEET 3 AA1 3 VAL A 167 VAL A 168 -1 N VAL A 168 O VAL A 185 SHEET 1 AA2 5 THR A 74 PHE A 78 0 SHEET 2 AA2 5 LEU A 47 SER A 51 1 N SER A 51 O GLU A 77 SHEET 3 AA2 5 VAL A 109 LEU A 116 1 O LEU A 110 N VAL A 48 SHEET 4 AA2 5 ILE A 137 ASP A 144 1 O ILE A 143 N LEU A 116 SHEET 5 AA2 5 TYR A 157 VAL A 158 1 O TYR A 157 N THR A 139 SHEET 1 AA3 3 ALA B 10 PHE B 15 0 SHEET 2 AA3 3 VAL B 184 LEU B 187 -1 O VAL B 184 N PHE B 15 SHEET 3 AA3 3 VAL B 167 VAL B 168 -1 N VAL B 168 O VAL B 185 SHEET 1 AA4 5 THR B 74 LEU B 79 0 SHEET 2 AA4 5 LEU B 47 VAL B 52 1 N SER B 51 O GLU B 77 SHEET 3 AA4 5 VAL B 109 LEU B 116 1 O LEU B 112 N VAL B 50 SHEET 4 AA4 5 ILE B 137 ASP B 144 1 O LEU B 140 N VAL B 111 SHEET 5 AA4 5 TYR B 157 ASP B 161 1 O ALA B 160 N ASP B 144 LINK OD1 ASP A 34 MG MG A 302 1555 1555 2.89 LINK OD2 ASP A 34 MG MG A 302 1555 1555 2.05 LINK MG MG A 302 O HOH A 412 1555 1555 2.02 LINK MG MG A 302 O HOH A 420 1555 1555 2.01 LINK MG MG A 303 O HOH A 422 1555 1555 2.12 LINK MG MG A 303 O HOH A 428 1555 1555 2.07 LINK OE2 GLU B 113 MG MG B 303 1555 1555 2.12 LINK OD1 ASP B 114 MG MG B 303 1555 1555 2.21 LINK OD2 ASP B 114 MG MG B 303 1555 1555 2.95 LINK OD1 ASP B 173 MG MG B 302 1555 1555 2.27 LINK OD2 ASP B 173 MG MG B 302 1555 1555 2.17 LINK O2' XMP B 301 MG MG B 302 1555 1555 2.21 LINK MG MG B 302 O HOH B 402 1555 1555 2.16 SITE 1 AC1 15 GLU A 113 ILE A 115 ASP A 117 THR A 118 SITE 2 AC1 15 ALA A 119 LEU A 120 THR A 121 LEU A 122 SITE 3 AC1 15 LYS A 145 PHE A 166 VAL A 167 LEU A 172 SITE 4 AC1 15 ASP A 173 SO4 A 304 HOH A 403 SITE 1 AC2 3 ASP A 34 HOH A 412 HOH A 420 SITE 1 AC3 2 HOH A 422 HOH A 428 SITE 1 AC4 3 LEU A 53 ASP A 173 XMP A 301 SITE 1 AC5 15 ILE B 115 ASP B 117 THR B 118 LYS B 145 SITE 2 AC5 15 PHE B 166 VAL B 167 VAL B 168 LEU B 172 SITE 3 AC5 15 ASP B 173 MG B 302 MG B 303 SO4 B 304 SITE 4 AC5 15 HOH B 401 HOH B 402 HOH B 423 SITE 1 AC6 4 ASP B 173 XMP B 301 SO4 B 304 HOH B 402 SITE 1 AC7 4 LEU B 53 GLU B 113 ASP B 114 XMP B 301 SITE 1 AC8 8 LEU B 53 LYS B 54 GLY B 55 ASP B 173 SITE 2 AC8 8 ARG B 179 XMP B 301 MG B 302 HOH B 419 CRYST1 117.570 94.370 45.000 90.00 111.97 90.00 C 1 2 1 8 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 0.008506 0.000000 0.003431 0.00000 SCALE2 0.000000 0.010597 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023962 0.00000