2PHI	Hydrolase (Carboxylic Ester)	date	Apr 08, 1993
title	A Large Conformational Change Is Found In The Crystal Struct Porcine Pancreatic Phospholipase A2 Point Mutant F63v
authors	B.W.Dijkstra, M.M.G.M.Thunnissen, K.H.Kalk, J.Drenth
compound		source
Molecule: Phospholipase A2 Chain: A, B Ec: 3.1.1.4 Engineered: Yes		Organism_scientific: Sus Scrofa Organism_common: Pig Organism_taxid: 9823 Organ: Pancreas
symmetry	Space Group: P 21 21 21	R_factor 0.176 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 79.880 65.230 52.620 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.20 Å
ligand	CA	enzyme	Hydrolase E.C.3.1.1.4 BRENDA
related structures	by homologous chain: 1P7O, 1Y6P, 3P2P
Gene Ontology	Chain Function Process Component A, B
Primary reference	Crystal structure of a porcine pancreatic phospholipase A2 mutant. A large conformational change caused by the F63V point mutation., Thunnissen MM, Franken PA, de Haas GH, Drenth J, Kalk KH, Verheij HM, Dijkstra BW, J Mol Biol 1993 Aug 5;232(3):839-55. PMID:8355274

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (49 Kb) [Save to disk] Biological Unit Coordinates (2phi.pdb1.gz) 44 Kb LPC: Ligand-Protein Contacts for 2PHI CSU: Contacts of Structural Units for 2PHI Likely Quarternary Molecular Structure file(s) for 2PHI Structure Factors (139 Kb) Retrieve 2PHI in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2PHI from S2C, [Save to disk] Re-refined 2phi structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2PHI 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 2PHI

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 2PHI, from MSDmotif at EBI Genome occurence of 2PHI's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d2phia_, region A [Jmol] [rasmolscript] [script source]     - Domain d2phib_, region B [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: [2phi_A] [2phi] [2phi_B] SWISS-PROT database: [P00592] Domain organization of [PA21B_PIG] by SWISSPFAM Domain found in 2PHI: [PA2c ] by SMART

Other resources with information on 2PHI

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

Movements, Movies and Images

Domain movements in 2PHI from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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