HEADER TRANSFERASE 24-SEP-21 7SB7 TITLE CRYSTAL STRUCTURE OF T. BRUCEI HYPOXANTHINE GUANINE TITLE 2 PHOSPHORIBOSYLTRANSFERASE IN COMPLEX WITH (4S,7S)-7-HYDROXY-4- TITLE 3 ((GUANIN-9-YL)METHYL)-2,5-DIOXAHEPTAN-1,7-DIPHOSPHONATE CAVEAT 7SB7 RESIDUES GLU B 198 AND GLU B 199 ARE LINKED TOGETHER IN THE CAVEAT 2 7SB7 MODEL; HOWEVER, THERE ARE RESIDUES BETWEEN THEM IN THE CAVEAT 3 7SB7 DEPOSITED POLYMERIC SEQUENCE. COMPND MOL_ID: 1; COMPND 2 MOLECULE: HYPOXANTHINE-GUANINE PHOSPHORIBOSYLTRANSFERASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: HGPRT,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 INHIBITOR, COMPLEX, PHOSPHONATE, PURINE, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR L.W.GUDDAT,D.T.KEOUGH REVDAT 3 18-OCT-23 7SB7 1 REMARK REVDAT 2 23-MAR-22 7SB7 1 JRNL REVDAT 1 02-MAR-22 7SB7 0 JRNL AUTH T.KLEJCH,D.T.KEOUGH,G.KING,E.DOLEZELOVA,M.CESNEK, JRNL AUTH 2 M.BUDESINSKY,A.ZIKOVA,Z.JANEBA,L.W.GUDDAT,D.HOCKOVA JRNL TITL STEREO-DEFINED ACYCLIC NUCLEOSIDE PHOSPHONATES ARE SELECTIVE JRNL TITL 2 AND POTENT INHIBITORS OF PARASITE 6-OXOPURINE JRNL TITL 3 PHOSPHORIBOSYLTRANSFERASES. JRNL REF J.MED.CHEM. V. 65 4030 2022 JRNL REFN ISSN 0022-2623 JRNL PMID 35175749 JRNL DOI 10.1021/ACS.JMEDCHEM.1C01881 REMARK 2 REMARK 2 RESOLUTION. 2.65 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) : 2.65 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 46.99 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.375 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 3 NUMBER OF REFLECTIONS : 13024 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.202 REMARK 3 R VALUE (WORKING SET) : 0.196 REMARK 3 FREE R VALUE : 0.253 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.943 REMARK 3 FREE R VALUE TEST SET COUNT : 1295 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 46.9000 - 5.5037 0.99 1333 144 0.1825 0.1946 REMARK 3 2 5.5037 - 4.3695 1.00 1320 146 0.1586 0.2123 REMARK 3 3 4.3695 - 3.8174 1.00 1316 151 0.1620 0.2071 REMARK 3 4 3.8174 - 3.4685 0.99 1311 136 0.2018 0.2864 REMARK 3 5 3.4685 - 3.2200 0.99 1298 139 0.2131 0.3046 REMARK 3 6 3.2200 - 3.0302 1.00 1313 149 0.2347 0.3223 REMARK 3 7 3.0302 - 2.8784 1.00 1284 147 0.2337 0.2974 REMARK 3 8 2.8784 - 2.7531 1.00 1295 142 0.2310 0.3098 REMARK 3 9 2.7531 - 2.6472 0.96 1259 141 0.2728 0.3341 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL 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) : 0.362 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 29.150 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 37.17 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 43.28 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 : 0.002 2947 REMARK 3 ANGLE : 0.559 4015 REMARK 3 CHIRALITY : 0.021 465 REMARK 3 PLANARITY : 0.003 501 REMARK 3 DIHEDRAL : 13.363 1126 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 7SB7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-SEP-21. REMARK 100 THE DEPOSITION ID IS D_1000259937. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-JUL-20 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 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) : 0.95373 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 2M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13024 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.647 REMARK 200 RESOLUTION RANGE LOW (A) : 46.992 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.9 REMARK 200 DATA REDUNDANCY : 7.500 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.4200 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.65 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.74 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 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: PDB ENTRY 5JV5 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.69 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.35 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M ZINC ACETATE, 0.1 M SODIUM REMARK 280 CADODYLATE, PH 6.5,10% 2-PROPANOL. INDEX SCREEN, VAPOR DIFFUSION, REMARK 280 HANGING 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 57.95400 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 46.99150 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 57.95400 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 46.99150 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: 3000 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15680 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -7.0 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 ARG A 80 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 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 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 LEU B 198A REMARK 465 ARG B 200 REMARK 465 ARG B 201 REMARK 465 LYS B 202 REMARK 465 ALA B 203 REMARK 465 ALA B 204 REMARK 465 GLY B 205 REMARK 465 GLU B 206 REMARK 465 ALA B 207 REMARK 465 LYS B 208 REMARK 465 ARG B 209 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 LEU A 172 CA CB CG CD1 CD2 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 O14 8QI B 301 O HOH B 401 2.18 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 LEU A 43 -70.13 63.03 REMARK 500 LEU A 53 149.06 71.10 REMARK 500 CYS A 102 165.09 62.27 REMARK 500 ASP A 117 -89.31 -121.83 REMARK 500 ASN A 164 73.17 -69.88 REMARK 500 LYS A 197 86.80 -53.47 REMARK 500 GLU A 198 41.02 -95.82 REMARK 500 GLU A 200 49.96 -103.40 REMARK 500 LEU B 43 -63.22 65.33 REMARK 500 LEU B 53 148.18 70.51 REMARK 500 LEU B 79 57.62 -113.33 REMARK 500 ASP B 117 -65.01 -138.50 REMARK 500 GLU B 133 79.74 56.51 REMARK 500 PRO B 163 -177.37 -67.64 REMARK 500 REMARK 500 REMARK: NULL DBREF 7SB7 A 1 210 UNP Q07010 HPRT_TRYBB 1 210 DBREF 7SB7 B 1 209 UNP Q07010 HPRT_TRYBB 1 210 SEQADV 7SB7 HIS A -5 UNP Q07010 EXPRESSION TAG SEQADV 7SB7 HIS A -4 UNP Q07010 EXPRESSION TAG SEQADV 7SB7 HIS A -3 UNP Q07010 EXPRESSION TAG SEQADV 7SB7 HIS A -2 UNP Q07010 EXPRESSION TAG SEQADV 7SB7 HIS A -1 UNP Q07010 EXPRESSION TAG SEQADV 7SB7 HIS A 0 UNP Q07010 EXPRESSION TAG SEQADV 7SB7 HIS B -5 UNP Q07010 EXPRESSION TAG SEQADV 7SB7 HIS B -4 UNP Q07010 EXPRESSION TAG SEQADV 7SB7 HIS B -3 UNP Q07010 EXPRESSION TAG SEQADV 7SB7 HIS B -2 UNP Q07010 EXPRESSION TAG SEQADV 7SB7 HIS B -1 UNP Q07010 EXPRESSION TAG SEQADV 7SB7 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 8QI A 301 28 HET 8QI B 301 28 HETNAM 8QI ({(2S)-3-(2-AMINO-6-OXO-1,6-DIHYDRO-9H-PURIN-9-YL)-2- HETNAM 2 8QI [(2S)-2-HYDROXY-2-PHOSPHONOETHOXY]PROPOXY}METHYL) HETNAM 3 8QI PHOSPHONIC ACID FORMUL 3 8QI 2(C11 H19 N5 O10 P2) FORMUL 5 HOH *70(H2 O) HELIX 1 AA1 THR A 16 TYR A 35 1 20 HELIX 2 AA2 SER A 36 ASN A 39 5 4 HELIX 3 AA3 SER A 56 PHE A 70 1 15 HELIX 4 AA4 ALA A 119 LYS A 130 1 12 HELIX 5 AA5 LYS A 131 GLU A 133 5 3 HELIX 6 AA6 PRO A 146 ARG A 149 5 4 HELIX 7 AA7 LYS A 188 TRP A 195 1 8 HELIX 8 AA8 THR B 16 TYR B 35 1 20 HELIX 9 AA9 SER B 36 CYS B 38 5 3 HELIX 10 AB1 SER B 56 PHE B 70 1 15 HELIX 11 AB2 ALA B 119 LYS B 130 1 12 HELIX 12 AB3 LYS B 131 GLU B 133 5 3 HELIX 13 AB4 PRO B 146 ARG B 149 5 4 HELIX 14 AB5 SER B 190 TRP B 195 1 6 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 LEU A 79 0 SHEET 2 AA2 5 LEU A 47 VAL A 52 1 N ILE A 49 O ARG A 75 SHEET 3 AA2 5 HIS A 108 LEU A 116 1 O LEU A 112 N VAL A 52 SHEET 4 AA2 5 SER A 136 ASP A 144 1 O LEU A 140 N VAL A 111 SHEET 5 AA2 5 TYR A 157 ASP A 161 1 O ALA A 160 N ASP A 144 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 ILE B 49 O ARG B 75 SHEET 3 AA4 5 HIS B 108 LEU B 116 1 O LEU B 112 N VAL B 52 SHEET 4 AA4 5 SER B 136 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 CRYST1 115.908 93.983 44.274 90.00 109.13 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 0.008628 0.000000 0.002992 0.00000 SCALE2 0.000000 0.010640 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023906 0.00000