2PNO	Lyase	date	Apr 24, 2007
title	Crystal Structure Of Human Leukotriene C4 Synthase
authors	H.Ago, Y.Kanaoka, D.Irikura, B.K.Lam, T.Shimamura, K.F.Austen, M.M
compound		source
Molecule: Leukotriene C4 Synthase Chain: A, B, C, D, E, F, G, H, I, J, K, L Synonym: Leukotriene-C4, Synthase, Ltc4 Synthase Ec: 4.4.1.20 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Schizosaccharomyces Pombe Expression_system_common: Fission Yeast Expression_system_taxid: 4896 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pesp-3
symmetry	Space Group: C 2 2 21	R_factor 0.221 R_Free 0.255
crystal cell	length a length b length c angle alpha angle beta angle gamma 117.500 293.900 206.500 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	3.30 Å
ligand	GSH, LMT	enzyme	Lyase E.C.4.4.1.20 BRENDA
Gene Ontology	Chain Function Process Component F, A, J, K, E, B, H, C, D, I, G, L glutathione peroxidase activ... enzyme activator activity
Primary reference	Crystal structure of a human membrane protein involved in cysteinyl leukotriene biosynthesis., Ago H, Kanaoka Y, Irikura D, Lam BK, Shimamura T, Austen KF, Miyano M, Nature. 2007 Aug 2;448(7153):609-12. Epub 2007 Jul 15. PMID:17632548

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (304 Kb) [Save to disk] Biological Unit Coordinates (2pno.pdb1.gz) 78 Kb Biological Unit Coordinates (2pno.pdb2.gz) 76 Kb Biological Unit Coordinates (2pno.pdb3.gz) 72 Kb Biological Unit Coordinates (2pno.pdb4.gz) 72 Kb LPC: Ligand-Protein Contacts for 2PNO CSU: Contacts of Structural Units for 2PNO Structure Factors (423 Kb) Retrieve 2PNO in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2PNO from S2C, [Save to disk] Re-refined 2pno structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2PNO in 3D

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Visual 3D analysis of 2PNO

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 2PNO, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2pno_H] [2pno_D] [2pno_B] [2pno_L] [2pno_A] [2pno_C] [2pno_F] [2pno] [2pno_J] [2pno_G] [2pno_I] [2pno_K] [2pno_E] SWISS-PROT database: [Q16873] Domain organization of [LTC4S_HUMAN] by SWISSPFAM

Other resources with information on 2PNO

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

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