1IA2 Candida albicans dihydrofolate reductase complexed with dihydro-nicotinamide-adenine-dinucleotide phosphate (NADPH) and 5-[(4-METHYLPHENYL)SULFANYL]-2,4-QUINAZOLINEDIAMINE (GW578) date
authors Whitlow, M., Howard, A.J., Kuyper, L.F.
compound source
symmetry
R_factor
R_Free
crystal
cell
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution 1.82
ligand MES, NDP, TQ4 BindingDB enzyme
related structures by homologous chain: 1IA3, 1IA4
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceX-Ray crystal structures of Candida albicans dihydrofolate reductase: high resolution ternary complexes in which the dihydronicotinamide moiety of NADPH is displaced by an inhibitor., Whitlow M, Howard AJ, Stewart D, Hardman KD, Chan JH, Baccanari DP, Tansik RL, Hong JS, Kuyper LF, J Med Chem 2001 Aug 30;44(18):2928-32. PMID:11520201
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (81 Kb) [Save to disk]
  • Biological Unit Coordinates (1ia2.pdb1.gz) 39 Kb
  • Biological Unit Coordinates (1ia2.pdb2.gz) 39 Kb
  • LPC: Ligand-Protein Contacts for 1IA2
  • CSU: Contacts of Structural Units for 1IA2
  • Likely Quarternary Molecular Structure file(s) for 1IA2
  • Retrieve 1IA2 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1IA2 from S2C, [Save to disk]
    • View 1IA2 in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
    • Visual 3D analysis of 1IA2
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1IA2, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1ia2a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1a1ia2, region A:132-159 [Jmol] [rasmolscript] [script source]
        - Domain d1u1ia2, region A:228-332 [Jmol] [rasmolscript] [script source]
        - Domain d1p1ia2, region A:323-437 [Jmol] [rasmolscript] [script source]
        - Domain d1v1ia2, region A:457-483 [Jmol] [rasmolscript] [script source]
        - Domain d1w1ia2, region A:509-766 [Jmol] [rasmolscript] [script source]
        - Domain d1n1ia2, region A:52-98 [Jmol] [rasmolscript] [script source]
        - Domain d1ia2b_, region B [Jmol] [rasmolscript] [script source]
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1ia2_B] [1ia2] [1ia2_A]
  • SWISS-PROT database: [P22906]
  • Domain organization of [DYR_CANAL] by SWISSPFAM
    • Other resources with information on 1IA2
  • Community annotation for 1IA2 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
    • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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