1A3O		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	HEM	enzyme
related structures	by homologous chain: 1O1O, 1YE2
Gene Ontology	Chain Function Process Component B, D peroxidase activity C, A peroxidase activity
Primary reference	The structures of deoxy human haemoglobin and the mutant Hb Tyralpha42His at 120 K., Tame JR, Vallone B, Acta Crystallogr D Biol Crystallogr. 2000 Jul;56(Pt 7):805-11. PMID:10930827

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (103 Kb) [Save to disk] Biological Unit Coordinates (1a3o.pdb1.gz) 97 Kb LPC: Ligand-Protein Contacts for 1A3O CSU: Contacts of Structural Units for 1A3O Likely Quarternary Molecular Structure file(s) for 1A3O Structure Factors (422 Kb) Retrieve 1A3O in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1A3O from S2C, [Save to disk] Re-refined 1a3o structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1A3O 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: [1a3o_A] [1a3o] [1a3o_B] [1a3o_C] [1a3o_D] SWISS-PROT database: [P69905] [P68871] Belongs to the pore-forming globin (globin) family according to TCDB. Belongs to the pore-forming globin (globin) family according to TCDB.

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