3B98	Isomerase	date	Nov 03, 2007
title	Crystal Structure Of Zebrafish Prostacyclin Synthase (Cytoch 8a1)
authors	Y.C.Li, C.W.Chiang, H.C.Yeh, P.Y.Hsu, F.G.Whitby, L.H.Wang, N
compound		source
Molecule: Prostaglandin I2 Synthase Chain: A, B Fragment: Unp Residues 17-480 Synonym: Cytochrome P450 8a1, Prostacyclin Synthase Ec: 5.3.99.4 Engineered: Yes		Organism_scientific: Danio Rerio Organism_common: Zebrafish Organism_taxid: 7955 Gene: Pgis Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21 (De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet
symmetry	Space Group: P 21 21 21	R_factor 0.227 R_Free 0.264
crystal cell	length a length b length c angle alpha angle beta angle gamma 58.667 87.896 190.854 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.08 Å
ligand	HEM	enzyme	Isomerase E.C.5.3.99.4 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structures of Prostacyclin Synthase and Its Complexes with Substrate Analog and Inhibitor Reveal a Ligand-specific Heme Conformation Change., Li YC, Chiang CW, Yeh HC, Hsu PY, Whitby FG, Wang LH, Chan NL, J Biol Chem. 2008 Feb 1;283(5):2917-26. Epub 2007 Nov 21. PMID:18032380

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (154 Kb) [Save to disk] Biological Unit Coordinates (3b98.pdb1.gz) 78 Kb Biological Unit Coordinates (3b98.pdb2.gz) 73 Kb LPC: Ligand-Protein Contacts for 3B98 CSU: Contacts of Structural Units for 3B98 Likely Quarternary Molecular Structure file(s) for 3B98 Structure Factors (891 Kb) Retrieve 3B98 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3B98 from S2C, [Save to disk] Re-refined 3b98 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3B98 in 3D

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Visual 3D analysis of 3B98

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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 3B98, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3b98_B] [3b98] [3b98_A] SWISS-PROT database: [A9LLA5] Domain organization of [A9LLA5_DANRE] by SWISSPFAM

Other resources with information on 3B98

Community annotation for 3B98 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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