1Z8U	Electron Transport	date	Mar 31, 2005
title	Crystal Structure Of Oxidized Alpha Hemoglobin Bound To Ahsp
authors	L.Feng, S.Zhou, L.Gu, D.A.Gell, J.P.Mackay, M.J.Weiss, A.J.Gow, Y.S
compound		source
Molecule: Alpha-Hemoglobin Stabilizing Protein Chain: A, C Synonym: Erythroid Associated Factor, Erythroid Differentia Related Factor, Ahsp; Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Ahsp, Edrf, Eraf Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Hemoglobin Alpha Chain Chain: B, D Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Hba1 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: C 1 2 1	R_factor 0.222 R_Free 0.252
crystal cell	length a length b length c angle alpha angle beta angle gamma 65.808 113.747 80.098 90.00 94.66 90.00
method	X-Ray Diffraction	resolution	2.40 Å
ligand	HEM	enzyme
related structures	by homologous chain: 1Y01, 1YFF, 1YIE
Gene Ontology	Chain Function Process Component A, C D, B peroxidase activity
Primary reference	Structure of oxidized alpha-haemoglobin bound to AHSP reveals a protective mechanism for haem., Feng L, Zhou S, Gu L, Gell DA, Mackay JP, Weiss MJ, Gow AJ, Shi Y, Nature 2005 Jun 2;435(7042):697-701. PMID:15931225

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (87 Kb) [Save to disk] Biological Unit Coordinates (1z8u.pdb1.gz) 40 Kb Biological Unit Coordinates (1z8u.pdb2.gz) 42 Kb Biological Unit Coordinates (1z8u.pdb3.gz) 80 Kb LPC: Ligand-Protein Contacts for 1Z8U CSU: Contacts of Structural Units for 1Z8U Likely Quarternary Molecular Structure file(s) for 1Z8U Retrieve 1Z8U in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1Z8U from S2C, [Save to disk]

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Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1Z8U, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1z8u] [1z8u_B] [1z8u_A] [1z8u_D] [1z8u_C] SWISS-PROT database: [Q9NZD4] [P69905] Belongs to the pore-forming globin (globin) family according to TCDB. Domain organization of [AHSP_HUMAN] [HBA_HUMAN] by SWISSPFAM

Other resources with information on 1Z8U

Community annotation for 1Z8U at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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