1A9W	Oxygen Transport	date	Apr 11, 1998
title	Human Embryonic Gower II Carbonmonoxy Hemoglobin
authors	A.J.Sutherland-Smith, H.M.Baker, O.M.Hofmann, T.Brittain, E.N.Ba
compound		source
Molecule: Hemoglobin (Alpha Chain) Chain: A, C Engineered: Yes Other_details: Human Gower II Embryonic Hemoglobin		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Saccharomyces Cerevisiae Expression_system_common: Baker'S Yeast Expression_system_taxid: 4932 Expression_system_strain: Gsy112 Expression_system_plasmid: Prmae389
Molecule: Hemoglobin (Beta Chain) Chain: E, F Engineered: Yes Other_details: Human Gower II Embryonic Hemoglobin		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Saccharomyces Cerevisiae Expression_system_common: Baker'S Yeast Expression_system_taxid: 4932 Expression_system_strain: Gsy112 Expression_system_plasmid: Prmae389
symmetry	Space Group: P 43 21 2	R_factor 0.185 R_Free 0.232
crystal cell	length a length b length c angle alpha angle beta angle gamma 62.800 62.800 320.900 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.90 Å
ligand	CMO, HEM	enzyme
related structures	by homologous chain: 1LFV, 1Y01, 1Y8W
Gene Ontology	Chain Function Process Component A, C peroxidase activity F, E peroxidase activity
Primary reference	Crystal structure of a human embryonic haemoglobin: the carbonmonoxy form of gower II (alpha2 epsilon2) haemoglobin at 2.9 A resolution., Sutherland-Smith AJ, Baker HM, Hofmann OM, Brittain T, Baker EN, J Mol Biol 1998 Jul 17;280(3):475-84. PMID:9665850

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (88 Kb) [Save to disk] Biological Unit Coordinates (1a9w.pdb1.gz) 82 Kb LPC: Ligand-Protein Contacts for 1A9W CSU: Contacts of Structural Units for 1A9W Likely Quarternary Molecular Structure file(s) for 1A9W Structure Factors (111 Kb) Retrieve 1A9W in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1A9W from S2C, [Save to disk] Re-refined 1a9w structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1A9W 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 1A9W

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 1A9W, from MSDmotif at EBI Genome occurence of 1A9W's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1a9wa_, region A [Jmol] [rasmolscript] [script source]     - Domain d1a9wc_, region C [Jmol] [rasmolscript] [script source]     - Domain d1a9we_, region E [Jmol] [rasmolscript] [script source]     - Domain d1a9wf_, region F [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: [1a9w_F] [1a9w_C] [1a9w_E] [1a9w] [1a9w_A] SWISS-PROT database: [P69905] [P02100] Belongs to the pore-forming globin (globin) family according to TCDB. Domain organization of [HBA_HUMAN] [HBE_HUMAN] by SWISSPFAM

Other resources with information on 1A9W

Community annotation for 1A9W at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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