1LA6	Oxygen Storage Transport	date	Mar 28, 2002
title	The Crystal Structure Of Trematomus Newnesi Hemoglobin In A Hemichrome State
authors	A.Riccio, L.Vitagliano, G.Di Prisco, A.Zagari, L.Mazzarella
compound		source
Molecule: Hemoglobin Alpha-1 Chain Chain: A		Organism_scientific: Trematomus Newnesi Organism_common: Dusky Notothen Organism_taxid: 35730
Molecule: Hemoglobin Beta-12 Chain Chain: B		Organism_scientific: Trematomus Newnesi Organism_common: Dusky Notothen Organism_taxid: 35730
symmetry	Space Group: C 1 2 1	R_factor 0.179 R_Free 0.212
crystal cell	length a length b length c angle alpha angle beta angle gamma 89.853 88.190 55.142 90.00 97.79 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	ACE, CMO, HEM	enzyme
related structures	by homologous chain: 1V4U, 1XQ5
Gene Ontology	Chain Function Process Component A B
Primary reference	The crystal structure of a tetrameric hemoglobin in a partial hemichrome state., Riccio A, Vitagliano L, di Prisco G, Zagari A, Mazzarella L, Proc Natl Acad Sci U S A 2002 Jul 23;99(15):9801-6. PMID:12093902

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (51 Kb) [Save to disk] Biological Unit Coordinates (1la6.pdb1.gz) 91 Kb LPC: Ligand-Protein Contacts for 1LA6 CSU: Contacts of Structural Units for 1LA6 Likely Quarternary Molecular Structure file(s) for 1LA6 Retrieve 1LA6 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1LA6 from S2C, [Save to disk]

View 1LA6 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 1LA6

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1LA6, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1la6a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1la6b_, region B [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: [1la6] [1la6_B] [1la6_A] SWISS-PROT database: [P45718] [P45720] Domain organization of [HBA1_TRENE] [HBB_TRENE] by SWISSPFAM

Other resources with information on 1LA6

Community annotation for 1LA6 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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