1K46	Hydrolase	date	Oct 05, 2001
title	Crystal Structure Of The Type III Secretory Domain Of Yersin Reveals A Domain-Swapped Dimer
authors	C.L.Smith, P.Khandelwal, K.Keliikuli, E.R.P.Zuiderweg, M.A.Saper
compound		source
Molecule: Protein-Tyrosine Phosphatase Yoph Chain: A Fragment: Amino-Terminal Domain (Residues 1-129) Synonym: Yoph Phosphatase Ec: 3.1.3.48 Engineered: Yes		Organism_scientific: Yersinia Pseudotuberculosis Organism_taxid: 633 Gene: Yoph Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pt7-7
symmetry	Space Group: C 2 2 21	R_factor 0.224 R_Free 0.257
crystal cell	length a length b length c angle alpha angle beta angle gamma 47.900 120.700 48.800 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.20 Å
ligand		enzyme	Hydrolase E.C.3.1.3.48 BRENDA
related structures	by homologous chain: 1HUF, 1M0V
Gene Ontology	Chain Function Process Component A
Primary reference	Structure of the type III secretion and substrate-binding domain of Yersinia YopH phosphatase., Smith CL, Khandelwal P, Keliikuli K, Zuiderweg ER, Saper MA, Mol Microbiol 2001 Nov;42(4):967-79. PMID:11737640

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (26 Kb) [Save to disk] Biological Unit Coordinates (1k46.pdb1.gz) 22 Kb Biological Unit Coordinates (1k46.pdb2.gz) 43 Kb CSU: Contacts of Structural Units for 1K46 Likely Quarternary Molecular Structure file(s) for 1K46 Structure Factors (54 Kb) Retrieve 1K46 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1K46 from S2C, [Save to disk] Re-refined 1k46 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1K46 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 1K46

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 1K46, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1k46a_, region A [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1k46] [1k46_A] SWISS-PROT database: [P08538] Domain organization of [YOPH_YERPS] by SWISSPFAM

Other resources with information on 1K46

Community annotation for 1K46 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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