1KQR	Viral Protein	date	Jan 07, 2002
title	Crystal Structure Of The Rhesus Rotavirus Vp4 Sialic Acid Bi Domain In Complex With 2-O-Methyl-Alpha-D-N-Acetyl Neuramin
authors	P.R.Dormitzer, Z.Y.J.Sun, G.Wagner, S.C.Harrison
compound		source
Molecule: Vp4 Chain: A Fragment: Sialic Acid Binding Domain (Residues 62-224) Engineered: Yes		Organism_scientific: Rhesus Rotavirus Organism_taxid: 10969 Gene: Segment 4 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21 De3 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgex-Vp8(62-224)
symmetry	Space Group: P 41 21 2	R_factor 0.169 R_Free 0.181
crystal cell	length a length b length c angle alpha angle beta angle gamma 48.027 48.027 130.404 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.40 Å
ligand	GOL, MNA, SO4	enzyme
related structures	by homologous chain: 1KRI
Gene Ontology	Chain Function Process Component A
Primary reference	The rhesus rotavirus VP4 sialic acid binding domain has a galectin fold with a novel carbohydrate binding site., Dormitzer PR, Sun ZY, Wagner G, Harrison SC, EMBO J 2002 Mar 1;21(5):885-97. PMID:11867517

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (37 Kb) [Save to disk] Biological Unit Coordinates (1kqr.pdb1.gz) 32 Kb LPC: Ligand-Protein Contacts for 1KQR CSU: Contacts of Structural Units for 1KQR Likely Quarternary Molecular Structure file(s) for 1KQR Structure Factors (210 Kb) Retrieve 1KQR in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1KQR from S2C, [Save to disk] Re-refined 1kqr structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1KQR 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 1KQR

Ramachandran plot from PDBSum

Structure-derived information

Conformational Epitope Prediction for 1KQR from the CEP Server. Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1KQR, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1kqra_, region A [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: [1kqr] [1kqr_A] SWISS-PROT database: [P12473] Belongs to the rotavirus pore-forming membrane fusion complex (rotavirus mfc) family according to TCDB. Domain organization of [VP4_ROTRH] by SWISSPFAM

Other resources with information on 1KQR

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

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