2Z02	Ligase	date	May 06, 2007
title	Crystal Structure Of Phosphoribosylaminoimidazolesuccinocarb Synthase Wit Atp From Methanocaldococcus Jannaschii
authors	M.Kanagawa, S.Baba, S.Kuramitsu, S.Yokoyama, G.Kawai, G.Sampei, Ri Structural Genomicsproteomics Initiative (Rsgi)
compound		source
Molecule: Phosphoribosylaminoimidazole-Succinocarboxamide S Chain: A, B Synonym: Saicar Synthetase Ec: 6.3.2.6 Engineered: Yes		Organism_scientific: Methanocaldococcus Jannaschii Organism_taxid: 2190 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet-21a
symmetry	Space Group: P 21 21 21	R_factor 0.207 R_Free 0.217
crystal cell	length a length b length c angle alpha angle beta angle gamma 82.099 82.099 85.152 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.03 Å
ligand	ATP, CIT, SO4	enzyme	Ligase E.C.6.3.2.6 BRENDA
Gene Ontology	Chain Function Process Component A, B

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (89 Kb) [Save to disk] Biological Unit Coordinates (2z02.pdb1.gz) 85 Kb LPC: Ligand-Protein Contacts for 2Z02 CSU: Contacts of Structural Units for 2Z02 Likely Quarternary Molecular Structure file(s) for 2Z02 Structure Factors (461 Kb) Retrieve 2Z02 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2Z02 from S2C, [Save to disk] Re-refined 2z02 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2Z02 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 2Z02

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 2Z02, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2z02] [2z02_B] [2z02_A] SWISS-PROT database: [Q58987] Domain organization of [PUR7_METJA] by SWISSPFAM

Other resources with information on 2Z02

Community annotation for 2Z02 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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