4AOP		date
authors
compound		source
symmetry		R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction	resolution
ligand	K, PO4, SF4, SRM	enzyme
related structures	by homologous chain: 2AOP, 6GEP
Gene Ontology	Chain Function Process Component A
Primary reference	Structures of the siroheme- and Fe4S4-containing active center of sulfite reductase in different states of oxidation: heme activation via reduction-gated exogenous ligand exchange., Crane BR, Siegel LM, Getzoff ED, Biochemistry 1997 Oct 7;36(40):12101-19. PMID:9315848

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (86 Kb) [Save to disk] Biological Unit Coordinates (4aop.pdb1.gz) 81 Kb LPC: Ligand-Protein Contacts for 4AOP CSU: Contacts of Structural Units for 4AOP Likely Quarternary Molecular Structure file(s) for 4AOP Retrieve 4AOP in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4AOP from S2C, [Save to disk]

View 4AOP 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.

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [4aop] [4aop_A] SWISS-PROT database: [P17846]

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