1IXI	Phosphate Transport	date	Oct 17, 1996
title	Phosphate-Binding Protein Mutant With Asp 56 Replaced By Asn With Monobasic Phosphate Ion
authors	Z.Wang, F.A.Quiocho
compound		source
Molecule: Phosphate-Binding Protein Chain: A Engineered: Yes Mutation: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Strain: Pan92 Gene: Potential Expression_system: Escherichia Coli Expression_system_taxid: 562 Other_details: Pibi24, International Biotechnologies
symmetry	Space Group: P 21 21 21	R_factor 0.200 R_Free 0.294
crystal cell	length a length b length c angle alpha angle beta angle gamma 41.970 63.980 123.970 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.89 Å
ligand	2HP	enzyme
related structures	by homologous chain: 1A40, 1PBP
Gene Ontology	Chain Function Process Component A
Primary reference	A low energy short hydrogen bond in very high resolution structures of protein receptor--phosphate complexes., Wang Z, Luecke H, Yao N, Quiocho FA, Nat Struct Biol 1997 Jul;4(7):519-22. PMID:9228942

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (56 Kb) [Save to disk] Biological Unit Coordinates (1ixi.pdb1.gz) 53 Kb LPC: Ligand-Protein Contacts for 1IXI CSU: Contacts of Structural Units for 1IXI Likely Quarternary Molecular Structure file(s) for 1IXI Structure Factors (172 Kb) Retrieve 1IXI in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1IXI from S2C, [Save to disk] Re-refined 1ixi structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1IXI 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 1IXI

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 1IXI, from MSDmotif at EBI Genome occurence of 1IXI's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ixi__, region [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: [1ixi_A] [1ixi] SWISS-PROT database: [P0AG82] Belongs to the atp-binding cassette (abc) superfamily according to TCDB. Domain organization of [PSTS_ECOLI] by SWISSPFAM

Other resources with information on 1IXI

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

Movements, Movies and Images

Domain movements in 1IXI from the Database of Macromolecular Movements. 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

---