2AV3	Oxygen Storage Transport	date	Aug 29, 2005
title	F97l- No Ligand
authors	J.E.Knapp, M.A.Bonham, Q.H.Gibson, J.C.Nichols, W.E.Royer Jr.
compound		source
Molecule: Globin I Chain: A, B Synonym: Dimeric Hemoglobin, Hbi Engineered: Yes Mutation: Yes		Organism_scientific: Scapharca Inaequivalvis Organism_common: Ark Clam Organism_taxid: 6561 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: W3110laciq L8 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pcs-26
symmetry	Space Group: C 2 2 21	R_factor 0.184 R_Free 0.200
crystal cell	length a length b length c angle alpha angle beta angle gamma 91.990 44.270 143.830 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.70 Å
ligand	HEM	enzyme
note	2AV3 supersedes 2HBI
Gene Ontology	Chain Function Process Component A, B
Primary reference	Residue F4 plays a key role in modulating oxygen affinity and cooperativity in Scapharca dimeric hemoglobin., Knapp JE, Bonham MA, Gibson QH, Nichols JC, Royer WE Jr, Biochemistry. 2005 Nov 8;44(44):14419-30. PMID:16262242

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (54 Kb) [Save to disk] Biological Unit Coordinates (2av3.pdb1.gz) 49 Kb LPC: Ligand-Protein Contacts for 2AV3 CSU: Contacts of Structural Units for 2AV3 Likely Quarternary Molecular Structure file(s) for 2AV3 Structure Factors (202 Kb) Retrieve 2AV3 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2AV3 from S2C, [Save to disk] Re-refined 2av3 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2AV3 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 2AV3

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 2AV3, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2av3] [2av3_A] [2av3_B] SWISS-PROT database: [P02213] Domain organization of [GLB1_SCAIN] by SWISSPFAM

Other resources with information on 2AV3

Community annotation for 2AV3 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---