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(-) Description

Title :  CRYSTAL STRUCTURE OF TOXOPLASMA GONDII TS-DHFR COMPLEXED WITH NADPH, DUMP, PDDF AND 5-(4-(3,4-DICHLOROPHENYL)PIPERAZIN-1-YL)PYRIMIDINE-2, 4-DIAMINE (TRC-15)
 
Authors :  S. B. Thomas, Z. Chen, H. Lu, Y. Li
Date :  16 Aug 16  (Deposition) - 28 Sep 16  (Release) - 04 Jan 17  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  3.13
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Toxoplasma Gondii, Dhfr, Inhibitor, Oxidoreductase-Oxidoreductase Inhibitor Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  M. E. Welsch, J. Zhou, Y. Gao, Y. Yan, G. Porter, G. Agnihotri, Y. Li, H. Lu, Z. Chen, S. B. Thomas
Discovery Of Potent And Selective Leads Against Toxoplasma Gondii Dihydrofolate Reductase Via Structure-Based Design.
Acs Med Chem Lett V. 7 1124 2016
PubMed-ID: 27994750  |  Reference-DOI: 10.1021/ACSMEDCHEMLETT.6B00328

(-) Compounds

Molecule 1 - BIFUNCTIONAL DIHYDROFOLATE REDUCTASE-THYMIDYLATE SYNTHASE
    ChainsA, B
    EC Number1.5.1.3, 2.1.1.45
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System Taxid562
    Organism ScientificTOXOPLASMA GONDII
    Organism Taxid5811
    SynonymDHFR-TS

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (4, 8)

Asymmetric/Biological Unit (4, 8)
No.NameCountTypeFull Name
173X2Ligand/Ion5-[4-(3,4-DICHLOROPHENYL)PIPERAZIN-1-YL]PYRIMIDINE-2,4-DIAMINE
2CB32Ligand/Ion10-PROPARGYL-5,8-DIDEAZAFOLIC ACID
3NDP2Ligand/IonNADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDEPHOSPHATE
4UMP2Ligand/Ion2'-DEOXYURIDINE 5'-MONOPHOSPHATE

(-) Sites  (8, 8)

Asymmetric Unit (8, 8)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREARG A:344 , LEU A:486 , CYS A:489 , HIS A:490 , GLN A:509 , ARG A:510 , SER A:511 , ASP A:513 , GLY A:517 , ASN A:521 , HIS A:551 , TYR A:553 , CB3 A:703 , ARG B:469 , ARG B:470binding site for residue UMP A 701
2AC2SOFTWAREALA A:10 , ILE A:17 , ASN A:21 , GLY A:22 , GLY A:80 , ARG A:81 , LYS A:82 , THR A:83 , SER A:86 , VAL A:102 , SER A:103 , SER A:104 , SER A:105 , ALA A:128 , VAL A:151 , GLY A:152 , GLY A:153 , ALA A:154 , GLY A:155 , LEU A:156 , TYR A:157 , 73X A:704binding site for residue NDP A 702
3AC3SOFTWARELYS A:371 , ARG A:372 , PHE A:374 , ILE A:402 , TRP A:403 , ASN A:406 , ASP A:513 , LEU A:516 , GLY A:517 , PHE A:520 , ASN A:521 , ARG A:603 , MET A:608 , ALA A:609 , UMP A:701binding site for residue CB3 A 703
4AC4SOFTWAREVAL A:8 , VAL A:9 , ASP A:31 , PHE A:32 , PHE A:35 , MET A:87 , PRO A:88 , VAL A:151 , THR A:172 , NDP A:702binding site for residue 73X A 704
5AC5SOFTWAREARG A:469 , ARG A:470 , ARG B:344 , LEU B:486 , CYS B:489 , HIS B:490 , GLN B:509 , ARG B:510 , SER B:511 , ASP B:513 , GLY B:517 , ASN B:521 , HIS B:551 , TYR B:553 , CB3 B:703binding site for residue UMP B 701
6AC6SOFTWAREVAL B:9 , ALA B:10 , ILE B:17 , ASN B:21 , GLY B:22 , LEU B:23 , TRP B:25 , GLY B:80 , ARG B:81 , LYS B:82 , THR B:83 , VAL B:102 , SER B:103 , SER B:104 , SER B:105 , ALA B:128 , VAL B:151 , GLY B:153 , ALA B:154 , GLY B:155 , TYR B:157 , VAL B:182 , 73X B:704binding site for residue NDP B 702
7AC7SOFTWARELYS B:371 , PHE B:374 , GLU B:381 , ILE B:402 , TRP B:403 , ASN B:406 , ASP B:513 , LEU B:516 , GLY B:517 , PHE B:520 , ASN B:521 , ARG B:603 , MET B:608 , ALA B:609 , UMP B:701binding site for residue CB3 B 703
8AC8SOFTWAREVAL B:8 , VAL B:9 , ALA B:10 , ASP B:31 , PHE B:32 , PHE B:35 , SER B:86 , PRO B:88 , VAL B:151 , TYR B:157 , THR B:172 , NDP B:702binding site for residue 73X B 704

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 5T0L)

(-) Cis Peptide Bonds  (4, 4)

Asymmetric/Biological Unit
No.Residues
1Arg A:92 -Pro A:93
2Gly A:152 -Gly A:153
3Arg B:92 -Pro B:93
4Gly B:152 -Gly B:153

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 5T0L)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 5T0L)

(-) Exons   (0, 0)

(no "Exon" information available for 5T0L)

(-) Sequences/Alignments

Asymmetric/Biological Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it)
Chain A from PDB  Type:PROTEIN  Length:508
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            
               SCOP domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeee....eee.........hhhhhhhhhhhhhh.....eeeeeeehhhhhhhhhhhh....eeeeee....hhhhhhhhh.........eee.hhhhhhhhhhhh....eeeeeeeehhhhhhhhhhhh.eeeeeeeee.......ee.....hhhhh.....eeeeee...eee..eeeeeeeeee.....hhhhhhhhh..........ee...hhhhhhhhhhhhhhheee.......eeeeeeeeeeee.............hhhhhhhhhhhhhhh...hhhhhh..........hhhhhhhh............hhhhhhhhh................hhhhhhhhhhhhh......eee.....hhhhh.....eeeeeeee....eeeeeeeeeeee..hhhhhhhhhhhhhhhhhhhhh..eeeeeeeeeeeeeee..hhhhhhhhh........eeee................eeee.............. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 5t0l A   4 PVCLVVAMTPKRGIGINNGLPWPHLTTDFKHFSRVTKTTPASRFNAVVMGRKTWESMPRKFRPLVDRLNIVVSSSLKEEDIAAEKPQAEGQQRVRVCASLPAALSLLEEEYKDSVDQIFVVGGAGLYEAALSLGVASHLYITRVAREFPCDVFFPAFPGDDILSNKATYRPIFISKTFSDNGVPYDFVVLEKRRAAAIAPVLAWMDELIRAVPHVHFRGHEEFQYLDLIADIINNGRTMDDRTGVGVISKFGCTMRYSLDQAFPLLTTKRVFWKGVLEELLWFIRGDTNANHLSEKGVKIWDKNVTREFLDSRNLPHREVGDIGPGYGFQWRHFGAAYKDMHTDYTGQGVDQLKNVIQMLRTNPTDRRMLMTAWNPAALDEMALPPCHLLCQFYVNDQKELSCIMYQRSCDVGLGVPFNIASYSLLTLMVAHVCNLKPKEFIHFMGNTHVYTNHVEALKEQLRREPRPFPIVNILNKERIKEIDDFTAEDFEVVGYVPHGRIQMEMAV 610
                                    13        23        33        43| ||    80        90       100       110       120       130       140       150       160       170       180       190     ||228       238       248   ||  292      |312       322       332       342       352       362       372       382       392       402       412       422       432       442       452       462       472       482       492       502       512       522       532       542       552       562       572       582       592       602        
                                                                  43| ||                                                                                                                       196|                        252|         299|                                                                                                                                                                                                                                                                                                            
                                                                   46 ||                                                                                                                        225                         287          310                                                                                                                                                                                                                                                                                                            
                                                                     48|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                
                                                                      74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                

Chain B from PDB  Type:PROTEIN  Length:510
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author .eeeeeee....eee.........hhhhhhhhhhhhhh.....eeeeeeehhhhhhhhhhhh....eeeeee....hhhhhhhhh.........eee.hhhhhhhhhhhh....eeeeeeeehhhhhhhhhhh..eeeeeeeee.......ee.....hhhhh.....eeeeee...eee..eeeeeeeeee.......hhhhhhhhh..........ee...hhhhhhhhhhhhhhheee.......eeeeeeeeeeee.............hhhhhhhhhhhhhhh...hhhhhh.....hhhhhhhhhhhhh.............hhhhhhhh................hhhhhhhhhhhhh......eee.....hhhhh.....eeeeeeee....eeeeeeeeeeee..hhhhhhhhhhhhhhhhhhhhh..eeeeeeeeeeeeeee..hhhhhhhhh........eeee................eeee.............. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 5t0l B   4 PVCLVVAMTPKRGIGINNGLPWPHLTTDFKHFSRVTKTTPASRFNAVVMGRKTWESMPRKFRPLVDRLNIVVSSSLKEEDIAAEKPQAEGQQRVRVCASLPAALSLLEEEYKDSVDQIFVVGGAGLYEAALSLGVASHLYITRVAREFPCDVFFPAFPGDDILSNKATYRPIFISKTFSDNGVPYDFVVLEKRRSSAAAIAPVLAWMDELIRAVPHVHFRGHEEFQYLDLIADIINNGRTMDDRTGVGVISKFGCTMRYSLDQAFPLLTTKRVFWKGVLEELLWFIRGDTNANHLSEKGVKIWDKNVTREFLDSRNLPHREVGDIGPGYGFQWRHFGAAYKDMHTDYTGQGVDQLKNVIQMLRTNPTDRRMLMTAWNPAALDEMALPPCHLLCQFYVNDQKELSCIMYQRSCDVGLGVPFNIASYSLLTLMVAHVCNLKPKEFIHFMGNTHVYTNHVEALKEQLRREPRPFPIVNILNKERIKEIDDFTAEDFEVVGYVPHGRIQMEMAV 610
                                    13        23        33        43| ||    80        90       100       110       120       130       140       150       160       170       180       190     ||228       238       248   ||  290       310       320       330       340       350       360       370       380       390       400       410       420       430       440       450       460       470       480       490       500       510       520       530       540       550       560       570       580       590       600       610
                                                                  43| ||                                                                                                                       196|                        252|           299|                                                                                                                                                                                                                                                                                                            
                                                                   46 ||                                                                                                                        225                         285            310                                                                                                                                                                                                                                                                                                            
                                                                     48|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  
                                                                      74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  

   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (0, 0)

(no "SCOP Domain" information available for 5T0L)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 5T0L)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 5T0L)

(-) Gene Ontology  (14, 14)

Asymmetric/Biological Unit(hide GO term definitions)

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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        DRTS_TOXGO | Q074224eck 4eil 4ky4 4kya

(-) Related Entries Specified in the PDB File

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