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(-) Description

Title :  CANDIDA ALBICANS DIHYDROFOLATE REDUCTASE COMPLEXED WITH NADPH AND 5-{3-[3-(2,3-DIHYDRO-1,4-BENZODIOXIN-6-YL)-5-METHOXYPHENYL]PROP-1-YN-1-YL}-6-ETHYLPYRIMIDINE-2,4-DIAMINE (UCP1018)
 
Authors :  J. L. Paulsen, A. C. Anderson
Date :  24 Sep 12  (Deposition) - 27 Mar 13  (Release) - 20 Nov 13  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.60
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  Antifungal Agents, Candida Albicans, Drug Design, Enzyme Inhibitors, Fungal Proteins, Tetrahydrofolate Dehydrogenase, Oxidoreductase- Oxidoreductase Inhibitor Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  J. L. Paulsen, K. Viswanathan, D. L. Wright, A. C. Anderson
Structural Analysis Of The Active Sites Of Dihydrofolate Reductase From Two Species Of Candida Uncovers Ligand-Induced Conformational Changes Shared Among Species.
Bioorg. Med. Chem. Lett. V. 23 1279 2013
PubMed-ID: 23375226  |  Reference-DOI: 10.1016/J.BMCL.2013.01.008

(-) Compounds

Molecule 1 - DIHYDROFOLATE REDUCTASE
    Chains: A, B
    EC Number: 1.5.1.3
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET41
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMID
    Gene: DFR1, DHFR
    Organism Scientific: CANDIDA ALBICANS
    Organism Taxid: 5476

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit : AB
Biological Unit 1 (1x): A 
Biological Unit 2 (1x):  B

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 4)

Asymmetric Unit (2, 4)
No.NameCountTypeFull Name
114Q2Ligand/Ion5-{3-[3-(1,3-BENZODIOXOL-5-YL)-5-METHOXYPHENYL]PROP-1-YN-1-YL}-6-ETHYLPYRIMIDINE-2,4-DIAMINE
2NDP2Ligand/IonNADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDEPHOSPHATE
Biological Unit 1 (2, 2)
No.NameCountTypeFull Name
114Q1Ligand/Ion5-{3-[3-(1,3-BENZODIOXOL-5-YL)-5-METHOXYPHENYL]PROP-1-YN-1-YL}-6-ETHYLPYRIMIDINE-2,4-DIAMINE
2NDP1Ligand/IonNADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDEPHOSPHATE
Biological Unit 2 (2, 2)
No.NameCountTypeFull Name
114Q1Ligand/Ion5-{3-[3-(1,3-BENZODIOXOL-5-YL)-5-METHOXYPHENYL]PROP-1-YN-1-YL}-6-ETHYLPYRIMIDINE-2,4-DIAMINE
2NDP1Ligand/IonNADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDEPHOSPHATE

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREVAL A:10 , ALA A:11 , ILE A:19 , GLY A:20 , GLY A:23 , LYS A:24 , MET A:25 , GLY A:55 , ARG A:56 , LYS A:57 , THR A:58 , LEU A:77 , SER A:78 , ARG A:79 , SER A:94 , ILE A:112 , GLY A:114 , ALA A:115 , GLU A:116 , ILE A:117 , TYR A:118 , GLU A:120 , 14Q A:202BINDING SITE FOR RESIDUE NDP A 201
2AC2SOFTWAREILE A:9 , VAL A:10 , ALA A:11 , GLU A:32 , PHE A:36 , SER A:61 , ILE A:112 , TYR A:118 , NDP A:201BINDING SITE FOR RESIDUE 14Q A 202
3AC3SOFTWAREVAL B:10 , ALA B:11 , ILE B:19 , GLY B:20 , GLY B:23 , LYS B:24 , MET B:25 , ARG B:30 , GLY B:55 , ARG B:56 , LYS B:57 , THR B:58 , LEU B:77 , SER B:78 , ARG B:79 , SER B:80 , SER B:94 , ILE B:112 , GLY B:114 , ALA B:115 , GLU B:116 , ILE B:117 , TYR B:118 , GLU B:120 , 14Q B:202BINDING SITE FOR RESIDUE NDP B 201
4AC4SOFTWAREILE B:9 , VAL B:10 , ALA B:11 , GLU B:32 , PHE B:36 , PHE B:66 , LEU B:69 , ILE B:112 , TYR B:118 , THR B:133 , NDP B:201BINDING SITE FOR RESIDUE 14Q B 202

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4H96)

(-) Cis Peptide Bonds  (6, 6)

Asymmetric Unit
No.Residues
1Lys A:14 -Pro A:15
2Arg A:67 -Pro A:68
3Gly A:113 -Gly A:114
4Lys B:14 -Pro B:15
5Arg B:67 -Pro B:68
6Gly B:113 -Gly B:114

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4H96)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4H96)

(-) Exons   (0, 0)

(no "Exon" information available for 4H96)

(-) Sequences/Alignments

Asymmetric 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:189
                                                                                                                                                                                                                             
               SCOP domains d4h96a_ A: Dihydrofolate reductases, eukaryotic type                                                                                                                                          SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeeeee....eee........hhhhhhhhhhhh........eeeeeeehhhhh............eeeee......ee....eeee.hhhhhhhhh..eeeeee..hhhhhhhhh....eeeeeeeeee..........ee...hhh.eeeehhhhhhhhhh.......eee..eeeee.eeee. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4h96 A   4 PNVAIIVAALKPALGIGYKGKMPWRLRKEIRYFKDVTTRTTKPNTRNAVIMGRKTWESIPQKFRPLPDRLNIILSRSYENEIIDDNIIHASSIESSLNLVSDVERVFIIGGAEIYNELINNSLVSHLLITEIEHPSPESIEMDTFLKFPLESWTKQPKSELQKFVGDTVLEDDIKEGDFTYNYTLWTRK 192
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183         


Chain B from PDB  Type:PROTEIN  Length:189
                                                                                                                                                                                                                             
               SCOP domains d4h96b_ B: Dihydrofolate reductases, eukaryotic type                                                                                                                                          SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeeeee....eee........hhhhhhhhhhhhhh......eeeeeeehhhhh............eeeee......ee....eeee...hhhhhh...eeeeeeeehhhhhhhhh....eeeeeeeeee..........ee...hhh.eeeehhhhhhhhhh.......eee..eeeeeeeeee. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4h96 B   4 PNVAIIVAALKPALGIGYKGKMPWRLRKEIRYFKDVTTRTTKPNTRNAVIMGRKTWESIPQKFRPLPDRLNIILSRSYENEIIDDNIIHASSIESSLNLVSDVERVFIIGGAEIYNELINNSLVSHLLITEIEHPSPESIEMDTFLKFPLESWTKQPKSELQKFVGDTVLEDDIKEGDFTYNYTLWTRK 192
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183
   Legend:   → Mismatch (orange background)
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  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  (1, 2)

Asymmetric Unit
(-)
Class: Alpha and beta proteins (a/b) (23833)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4H96)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4H96)

(-) Gene Ontology  (9, 14)

Asymmetric Unit(hide GO term definitions)

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  4h96
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  1.5.1.3
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 Related Entries

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

UniProtKB/Swiss-Prot
        DYR_CANAX | P22906: 1ai9 1aoe 1ia1 1ia2 1ia3 1ia4 1m78 1m79 1m7a 3qlr 3qls 3qlw 4h95 4h97 4hoe 4hof
        Q5A5E0_CANAL | Q5A5E0: 3qlr 3qls 3qlw 4h95 4h97

(-) Related Entries Specified in the PDB File

3qlr 3qls 3qlw 3qlx 3qly 3qlz 4h95 4h97 4h98