1DIG Oxidoreductase,Hydrolase date Nov 29, 1999
title Human Methylenetetrahydrofolate Dehydrogenase Cyclohydrola Complexed With Nadp And Inhibitor Ly374571
authors A.Schmidt, H.Wu, R.E.Mackenzie, V.J.Chen, J.R.Bewly, J.E.Ray, J.E. M.Cygler
compound source
Molecule: Methylenetetrahydrofolate Dehydrogenase Cyclohy
Chain: A, B
Synonym: Dc301
Ec: 1.5.1.5, 3.5.4.9
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 21 21 21
R_factor 0.226 R_Free 0.267
crystal
cell
length a length b length c angle alpha angle beta angle gamma
67.889 136.419 61.579 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.20 Å
ligand ACT, L37, NAP enzyme Oxidoreductase E.C.1.5.1.5 BRENDA
related structures by homologous chain: 1A4I, 1DIA
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceStructures of three inhibitor complexes provide insight into the reaction mechanism of the human methylenetetrahydrofolate dehydrogenase/cyclohydrolase., Schmidt A, Wu H, MacKenzie RE, Chen VJ, Bewly JR, Ray JE, Toth JE, Cygler M, Biochemistry 2000 May 30;39(21):6325-35. PMID:10828945
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (99 Kb) [Save to disk]
  • Biological Unit Coordinates (1dig.pdb1.gz) 95 Kb
  • LPC: Ligand-Protein Contacts for 1DIG
  • CSU: Contacts of Structural Units for 1DIG
  • Likely Quarternary Molecular Structure file(s) for 1DIG
  • Structure Factors (340 Kb)
  • Retrieve 1DIG in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1DIG from S2C, [Save to disk]
  • Re-refined 1dig structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1DIG 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 1DIG
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1DIG, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1diga1, region A:127-296 [Jmol] [rasmolscript] [script source]
        - Domain d1diga2, region A:2-126 [Jmol] [rasmolscript] [script source]
        - Domain d1digb2, region B:1002-1126 [Jmol] [rasmolscript] [script source]
        - Domain d1digb1, region B:1127-1296 [Jmol] [rasmolscript] [script source]
  • Fold representative 1dig from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [1dig_B] [1dig_A] [1dig]
  • SWISS-PROT database: [P11586]
  • Domain organization of [C1TC_HUMAN] by SWISSPFAM
  • Other resources with information on 1DIG
  • Community annotation for 1DIG 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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