1X2H	Ligase	date	Apr 23, 2005
title	Crystal Structure Of Lipate-Protein Ligase A From Escherichi Complexed With Lipoic Acid
authors	K.Fujiwara, S.Toma, K.Okamura-Ikeda, Y.Motokawa, A.Nakagawa, H.Ta
compound		source
Molecule: Lipoate-Protein Ligase A Chain: A, B, C Ec: 6.3.2.- Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: B834(De3)Plyss Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet-3a
symmetry	Space Group: C 2 2 21	R_factor 0.186 R_Free 0.271
crystal cell	length a length b length c angle alpha angle beta angle gamma 83.200 111.600 289.600 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.91 Å
ligand	LPA, MSE	enzyme	Ligase E.C.6.3.2 BRENDA
Gene Ontology	Chain Function Process Component A, C, B
Primary reference	Crystal Structure of Lipoate-Protein Ligase A from Escherichia coli: DETERMINATION OF THE LIPOIC ACID-BINDING SITE., Fujiwara K, Toma S, Okamura-Ikeda K, Motokawa Y, Nakagawa A, Taniguchi H, J Biol Chem 2005 Sep 30;280(39):33645-51. Epub 2005 Jul 25. PMID:16043486

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (166 Kb) [Save to disk] Biological Unit Coordinates (1x2h.pdb1.gz) 55 Kb Biological Unit Coordinates (1x2h.pdb2.gz) 55 Kb Biological Unit Coordinates (1x2h.pdb3.gz) 56 Kb LPC: Ligand-Protein Contacts for 1X2H CSU: Contacts of Structural Units for 1X2H Likely Quarternary Molecular Structure file(s) for 1X2H Structure Factors (298 Kb) Retrieve 1X2H in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1X2H from S2C, [Save to disk] Re-refined 1x2h structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1X2H 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 1X2H

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 1X2H, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1x2h] [1x2h_C] [1x2h_B] [1x2h_A] SWISS-PROT database: [P32099] Domain organization of [LPLA_ECOLI] by SWISSPFAM

Other resources with information on 1X2H

Community annotation for 1X2H at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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