2ZTI	Hydrolase	date	Oct 06, 2008
title	Structures Of Dimeric Nonstandard Nucleotide Triphosphate Pyrophosphatase From Pyrococcus Horikoshii Ot3: Functional Significance Of Interprotomer Conformational Changes
authors	N.K.Lokanath, Riken Structural Genomicsproteomics Initiative
compound		source
Molecule: Ntpase Chain: A Synonym: Putative Uncharacterized Protein Ph1917 Ec: 3.6.1.19 Engineered: Yes		Organism_scientific: Pyrococcus Horikoshii Organism_taxid: 53953 Gene: Ntpase, Ph1917 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21 Codon Plus (De3)-Ril Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet-11a
symmetry	Space Group: P 32 2 1	R_factor 0.210 R_Free 0.212
crystal cell	length a length b length c angle alpha angle beta angle gamma 76.282 76.282 82.585 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.60 Å
ligand	MN	enzyme	Hydrolase E.C.3.6.1.19 BRENDA
note	2ZTI supersedes 2EHK
Gene Ontology	Chain Function Process Component A
Primary reference	Structures of dimeric nonstandard nucleotide triphosphate pyrophosphatase from Pyrococcus horikoshii OT3: functional significance of interprotomer conformational changes., Lokanath NK, Pampa KJ, Takio K, Kunishima N, J Mol Biol. 2008 Jan 25;375(4):1013-25. Epub 2007 Nov 13. PMID:18062990

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (35 Kb) [Save to disk] Biological Unit Coordinates (2zti.pdb1.gz) 62 Kb LPC: Ligand-Protein Contacts for 2ZTI CSU: Contacts of Structural Units for 2ZTI Likely Quarternary Molecular Structure file(s) for 2ZTI Structure Factors (122 Kb) Retrieve 2ZTI in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2ZTI from S2C, [Save to disk] Re-refined 2zti structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2ZTI 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 2ZTI

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 2ZTI, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2zti_A] [2zti] SWISS-PROT database: [O59580] Domain organization of [O59580_PYRHO] by SWISSPFAM

Other resources with information on 2ZTI

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

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