1CZ3	Oxidoreductase	date	Sep 01, 1999
title	Dihydrofolate Reductase From Thermotoga Maritima
authors	T.Dams, G.Auerbach, G.Bader, T.Ploom, R.Huber, R.Jaenicke
compound		source
Molecule: Dihydrofolate Reductase Chain: A, B Ec: 1.5.1.3 Engineered: Yes		Organism_scientific: Thermotoga Maritima Organism_taxid: 2336 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_plasmid: Ptd(Trc)
symmetry	Space Group: C 1 2 1	R_factor 0.203 R_Free 0.255
crystal cell	length a length b length c angle alpha angle beta angle gamma 131.605 36.051 97.025 90.00 130.69 90.00
method	X-Ray Diffraction	resolution	2.10 Å
ligand	SO4	enzyme	Oxidoreductase E.C.1.5.1.3 BRENDA
related structures	by homologous chain: 1D1G
Gene Ontology	Chain Function Process Component A, B
Primary reference	The crystal structure of dihydrofolate reductase from Thermotoga maritima: molecular features of thermostability., Dams T, Auerbach G, Bader G, Jacob U, Ploom T, Huber R, Jaenicke R, J Mol Biol 2000 Mar 31;297(3):659-72. PMID:10731419

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (62 Kb) [Save to disk] Biological Unit Coordinates (1cz3.pdb1.gz) 57 Kb LPC: Ligand-Protein Contacts for 1CZ3 CSU: Contacts of Structural Units for 1CZ3 Likely Quarternary Molecular Structure file(s) for 1CZ3 Structure Factors (146 Kb) Retrieve 1CZ3 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1CZ3 from S2C, [Save to disk] Re-refined 1cz3 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1CZ3 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 1CZ3

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Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1CZ3, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1cz3a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1cz3b_, 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: [1cz3_A] [1cz3_B] [1cz3] SWISS-PROT database: [Q60034] Domain organization of [DYR_THEMA] by SWISSPFAM

Other resources with information on 1CZ3

Community annotation for 1CZ3 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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