1N29	Hydrolase	date	Oct 22, 2002
title	Crystal Structure Of The N1a Mutant Of Human Group Iia Phosp A2
authors	S.H.Edwards, D.Thompson, S.F.Baker, S.P.Wood, D.C.Wilton
compound		source
Molecule: Phospholipase A2, Membrane Associated Chain: A Synonym: Phosphatidylcholine 2-Acylhydrolase, Group Iia Pho A2, Giic Spla2, Non-Pancreatic Secretory Phospholipase A2, Ec: 3.1.1.4 Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21 De3 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet11a
symmetry	Space Group: P 61 2 2	R_factor 0.242 R_Free 0.320
crystal cell	length a length b length c angle alpha angle beta angle gamma 74.790 74.790 88.891 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.60 Å
ligand	CA	enzyme	Hydrolase E.C.3.1.1.4 BRENDA
related structures	by homologous chain: 1AYP, 1DCY
Gene Ontology	Chain Function Process Component A
Primary reference	The crystal structure of the H48Q active site mutant of human group IIA secreted phospholipase A2 at 1.5 A resolution provides an insight into the catalytic mechanism., Edwards SH, Thompson D, Baker SF, Wood SP, Wilton DC, Biochemistry 2002 Dec 31;41(52):15468-76. PMID:12501175

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (26 Kb) [Save to disk] Biological Unit Coordinates (1n29.pdb1.gz) 20 Kb LPC: Ligand-Protein Contacts for 1N29 CSU: Contacts of Structural Units for 1N29 Likely Quarternary Molecular Structure file(s) for 1N29 Retrieve 1N29 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1N29 from S2C, [Save to disk]

View 1N29 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 1N29

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1N29, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1n29a_, 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: [1n29] [1n29_A] SWISS-PROT database: [P14555] Domain organization of [PA2GA_HUMAN] by SWISSPFAM Domain found in 1N29: [PA2c ] by SMART

Other resources with information on 1N29

Community annotation for 1N29 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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