1I3K	Isomerase	date	Feb 15, 2001
title	Molecular Basis For Severe Epimerase-Deficiency Galactosemia Structure Of The Human V94m-Substituted Udp-Galactose 4-Epi
authors	J.B.Thoden, T.M.Wohlers, J.L.Fridovich-Keil, H.M.Holden
compound		source
Molecule: Udp-Glucose 4-Epimerase Chain: A, B Synonym: Udp-Galactose 4-Epimerase Ec: 5.1.3.2 Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Hgale Expression_system: Pichia Pastoris Expression_system_taxid: 4922 Expression_system_vector_type: Plasmid Expression_system_plasmid: Ppic3.5khgale
symmetry	Space Group: P 21 21 21	R_factor 0.174 R_Free 0.198
crystal cell	length a length b length c angle alpha angle beta angle gamma 78.100 89.900 96.900 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.50 Å
ligand	CL, EDO, MG, NAD, UPG	enzyme	Isomerase E.C.5.1.3.2 BRENDA
related structures	by homologous chain: 1EK6, 1I3N
Gene Ontology	Chain Function Process Component A, B
Primary reference	Molecular basis for severe epimerase deficiency galactosemia. X-ray structure of the human V94m-substituted UDP-galactose 4-epimerase., Thoden JB, Wohlers TM, Fridovich-Keil JL, Holden HM, J Biol Chem 2001 Jun 8;276(23):20617-23. PMID:11279193

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (136 Kb) [Save to disk] Biological Unit Coordinates (1i3k.pdb1.gz) 130 Kb LPC: Ligand-Protein Contacts for 1I3K CSU: Contacts of Structural Units for 1I3K Likely Quarternary Molecular Structure file(s) for 1I3K Retrieve 1I3K in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1I3K from S2C, [Save to disk]

View 1I3K 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 1I3K

Ramachandran plot from PDBSum

Structure-derived information

Conformational Epitope Prediction for 1I3K 1I3KA 1I3KB from the CEP Server. Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1I3K, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1i3ka_, region A [Jmol] [rasmolscript] [script source]     - Domain d1i3kb_, 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: [1i3k_B] [1i3k] [1i3k_A] SWISS-PROT database: [Q14376] Domain organization of [GALE_HUMAN] by SWISSPFAM

Other resources with information on 1I3K

Community annotation for 1I3K at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---