3PCO	Ligase	date	Oct 21, 2010
title	Crystal Structure Of E. Coli Phenylalanine-Trna Synthetase C With Phenylalanine And Amp
authors	I.Mermershtain, I.Finarov, L.Klipcan, N.Kessler, H.Rozenberg, M.G
compound		source
Molecule: Phenylalanyl-Trna Synthetase, Alpha Subunit Chain: A, C Fragment: Ligase Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Gene: Ecdh1_1928 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Xl1 Blue Expression_system_vector_type: Plasmid Expression_system_plasmid: Pqe31+
Molecule: Phenylalanyl-Trna Synthetase, Beta Chain Chain: B, D Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Xl1 Blue Expression_system_vector_type: Plasmid Expression_system_plasmid: Pqe31+
symmetry	Space Group: P 21 21 21	R_factor 0.232 R_Free 0.300
crystal cell	length a length b length c angle alpha angle beta angle gamma 65.547 178.936 254.417 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	3.02 Å
ligand	AMP, PHE	enzyme
note	3PCO is a representative structure
Gene	ECDH1
Gene Ontology	Chain Function Process Component A, C D, B
Primary reference	Idiosyncrasy and identity in the prokaryotic phe-system: crystal structure of E. coli phenylalanyl-tRNA synthetase complexed with phenylalanine and AMP., Mermershtain I, Finarov I, Klipcan L, Kessler N, Rozenberg H, Safro MG, Protein Sci. 2011 Jan;20(1):160-7. PMID:21082706

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (685 Kb) [Save to disk] Biological Unit Coordinates (3pco.pdb1.gz) 678 Kb LPC: Ligand-Protein Contacts for 3PCO CSU: Contacts of Structural Units for 3PCO Structure Factors (914 Kb) Retrieve 3PCO in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3PCO from S2C, [Save to disk] Re-refined 3pco structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3PCO 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 3PCO

Ramachandran plot from PDBSum

Structure-derived information

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

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3pco_A] [3pco_D] [3pco_B] [3pco_C] [3pco] SWISS-PROT database: Domain organization of by SWISSPFAM Domains found in 3PCO: [B3_4] [B5] [FDX-ACB ] by SMART

Other resources with information on 3PCO

Community annotation for 3PCO at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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