2I5D	Hydrolase	date	Aug 24, 2006
title	Crystal Structure Of Human Inosine Triphosphate Pyrophosphat
authors	J.C.Porta, S.G.Kozmin, Y.I.Pavlov, G.E.O.Borgstahl
compound		source
Molecule: Inosine Triphosphate Pyrophosphohydrolase Chain: A Synonym: Itpa, Inosine Triphosphate Pyrophosphatase, Itpase Triphosphatase, Putative Oncogene Protein Hlc14-06-P; Ec: 3.6.1.19 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Itpa, C20orf37 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Rosetta 2 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet15b
symmetry	Space Group: P 21 21 2	R_factor 0.190 R_Free 0.240
crystal cell	length a length b length c angle alpha angle beta angle gamma 31.126 104.990 49.888 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.63 Å
ligand		enzyme	Hydrolase E.C.3.6.1.19 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Structure of the orthorhombic form of human inosine triphosphate pyrophosphatase., Porta J, Kolar C, Kozmin SG, Pavlov YI, Borgstahl GE, Acta Crystallograph Sect F Struct Biol Cryst Commun. 2006 Nov 1;62(Pt, 11):1076-81. Epub 2006 Oct 25. PMID:17077483

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (42 Kb) [Save to disk] Biological Unit Coordinates (2i5d.pdb1.gz) 74 Kb CSU: Contacts of Structural Units for 2I5D Likely Quarternary Molecular Structure file(s) for 2I5D Structure Factors (144 Kb) Retrieve 2I5D in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2I5D from S2C, [Save to disk] Re-refined 2i5d structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2I5D 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 2I5D

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 2I5D, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2i5d_A] [2i5d] SWISS-PROT database: [Q9BY32] Domain organization of [ITPA_HUMAN] by SWISSPFAM

Other resources with information on 2I5D

Community annotation for 2I5D at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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