3HY4	Ligase	date	Jun 22, 2009
title	Structure Of Human Mthfs With N5-Iminium Phosphate
authors	D.Wu, Y.Li, G.Song, C.Cheng, N.Shaw, Z.J.Liu
compound		source
Molecule: 5-Formyltetrahydrofolate Cyclo-Ligase Chain: A Synonym: 5,10-Methenyl-Tetrahydrofolate Synthetase, Metheny Synthetase, Mthfs; Ec: 6.3.3.2 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Mthfs Expression_system: Escherichia Coli Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet21b
symmetry	Space Group: C 2 2 21	R_factor 0.226 R_Free 0.300
crystal cell	length a length b length c angle alpha angle beta angle gamma 48.065 144.583 60.149 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.80 Å
ligand	MG, N5G, NI, PO4	enzyme	Ligase E.C.6.3.3.2 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Structural basis for the inhibition of human 5,10-methenyltetrahydrofolate synthetase by N10-substituted folate analogues., Wu D, Li Y, Song G, Cheng C, Zhang R, Joachimiak A, Shaw N, Liu ZJ, Cancer Res. 2009 Sep 15;69(18):7294-301. Epub 2009 Sep 8. PMID:19738041

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (38 Kb) [Save to disk] Biological Unit Coordinates (3hy4.pdb1.gz) 33 Kb LPC: Ligand-Protein Contacts for 3HY4 CSU: Contacts of Structural Units for 3HY4 Likely Quarternary Molecular Structure file(s) for 3HY4 Structure Factors (44 Kb) Retrieve 3HY4 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3HY4 from S2C, [Save to disk] Re-refined 3hy4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3HY4 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 3HY4

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 3D motif for 3HY4, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3hy4_A] [3hy4] SWISS-PROT database: [P49914] Domain organization of [MTHFS_HUMAN] by SWISSPFAM

Other resources with information on 3HY4

Community annotation for 3HY4 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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