2POH	Viral Protein	date	Apr 26, 2007
title	Structure Of Phage P22 Tail Needle Gp26
authors	A.S.Olia, G.Cingolani
compound		source
Molecule: Head Completion Protein Chain: A, B, C, D, E, F Engineered: Yes Mutation: Yes		Organism_scientific: Salmonella Phage P22-Pbi Organism_taxid: 200913 Gene: 26 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet-15b
symmetry	Space Group: P 1 21 1	R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma 40.398 114.029 171.917 90.00 90.74 90.00
method	X-Ray Diffraction	resolution	2.10 Å
ligand	MSE	enzyme
Gene Ontology	Chain Function Process Component F, A, D, C, E, B
Primary reference	Structure of phage P22 cell envelope-penetrating needle., Olia AS, Casjens S, Cingolani G, Nat Struct Mol Biol. 2007 Dec 2. PMID:18059287

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (471 Kb) [Save to disk] Biological Unit Coordinates (2poh.pdb1.gz) 229 Kb Biological Unit Coordinates (2poh.pdb2.gz) 227 Kb LPC: Ligand-Protein Contacts for 2POH CSU: Contacts of Structural Units for 2POH Likely Quarternary Molecular Structure file(s) for 2POH Structure Factors (773 Kb) Retrieve 2POH in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2POH from S2C, [Save to disk] Re-refined 2poh structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2POH 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 2POH

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2POH, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2poh] [2poh_E] [2poh_A] [2poh_B] [2poh_C] [2poh_D] [2poh_F] SWISS-PROT database: [P35837] Belongs to the phage p22 cell envelope-penetrating needle (p22-cen) family according to TCDB. Domain organization of [VG26_BPP22] by SWISSPFAM

Other resources with information on 2POH

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

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