3MMA	Oxidoreductase	date	Apr 19, 2010
title	Dissimilatory Sulfite Reductase Phosphate Complex
authors	K.Parey, E.Warkentin, P.M.H.Kroneck, U.Ermler
compound		source
Molecule: Sulfite Reductase, Dissimilatory-Type Subunit Alp Chain: A, D Synonym: Hydrogensulfite Reductase Subunit Alpha Ec: 1.8.99.3		Organism_scientific: Archaeoglobus Fulgidus Organism_taxid: 2234
Molecule: Sulfite Reductase, Dissimilatory-Type Subunit Bet Chain: B, E Synonym: Hydrogensulfite Reductase Subunit Beta Ec: 1.8.99.3		Organism_scientific: Archaeoglobus Fulgidus Organism_taxid: 2234
symmetry	Space Group: P 1 21 1	R_factor 0.192 R_Free 0.236
crystal cell	length a length b length c angle alpha angle beta angle gamma 94.600 68.900 145.100 90.00 107.50 90.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	PO4, SF4, SRM	enzyme	Oxidoreductase E.C.1.8.99.3 BRENDA
Gene Ontology	Chain Function Process Component A, D E, B electron transfer activity
Primary reference	Reaction cycle of the dissimilatory sulfite reductase from Archaeoglobus fulgidus., Parey K, Warkentin E, Kroneck PM, Ermler U, Biochemistry. 2010 Oct 19;49(41):8912-21. PMID:20822098

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (264 Kb) [Save to disk] Biological Unit Coordinates (3mma.pdb1.gz) 254 Kb LPC: Ligand-Protein Contacts for 3MMA CSU: Contacts of Structural Units for 3MMA Structure Factors (1174 Kb) Retrieve 3MMA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3MMA from S2C, [Save to disk] Re-refined 3mma structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3MMA 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 3MMA

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 3MMA, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3mma] [3mma_B] [3mma_D] [3mma_E] [3mma_A] SWISS-PROT database: Domain organization of by SWISSPFAM

Other resources with information on 3MMA

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

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