1A3D	Carboxylic Ester Hydrolase	date	Jan 20, 1998
title	Phospholipase A2 (Pla2) From Naja Naja Venom
authors	B.W.Segelke, D.Nguyen, R.Chee, H.N.Xuong, E.A.Dennis
compound		source
Molecule: Phospholipase A2 Chain: A Ec: 3.1.1.4		Organism_scientific: Naja Naja Organism_common: Indian Cobra Organism_taxid: 35670 Cellular_location: Venom Sack
symmetry	Space Group: P 21 3	R_factor 0.175 R_Free 0.230
crystal cell	length a length b length c angle alpha angle beta angle gamma 69.240 69.240 69.240 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.80 Å
ligand	NA	enzyme	Hydrolase E.C.3.1.1.4 BRENDA
related structures	by homologous chain: 1LN8, 1YXH
Gene Ontology	Chain Function Process Component A
Primary reference	Structures of two novel crystal forms of Naja naja naja phospholipase A2 lacking Ca2+ reveal trimeric packing., Segelke BW, Nguyen D, Chee R, Xuong NH, Dennis EA, J Mol Biol 1998 May 29;279(1):223-32. PMID:9636712

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (26 Kb) [Save to disk] Biological Unit Coordinates (1a3d.pdb1.gz) 62 Kb LPC: Ligand-Protein Contacts for 1A3D CSU: Contacts of Structural Units for 1A3D Likely Quarternary Molecular Structure file(s) for 1A3D Retrieve 1A3D in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1A3D from S2C, [Save to disk]

View 1A3D 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 1A3D

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1A3D, from MSDmotif at EBI Genome occurence of 1A3D's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1a3d__, region [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: [1a3d] [1a3d_A] SWISS-PROT database: [P15445] Domain organization of [PA2_NAJNA] by SWISSPFAM Domain found in 1A3D: [PA2c ] by SMART

Other resources with information on 1A3D

Community annotation for 1A3D at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---