PDBsum entry 4mqh

Oxygen transport

PDB id: 4mqh

Contents

Protein chains

139 a.a.

146 a.a.

Ligands

HEM ×2

Waters ×1

PDB id:

4mqh

Name:

Oxygen transport

Title:

Structure of aquomet hemoglobin evans alphav62mbetawt

Structure:

Hemoglobin subunit alpha. Chain: a. Synonym: alpha-globin, hemoglobin alpha chain. Engineered: yes. Mutation: yes. Hemoglobin subunit beta. Chain: b. Synonym: beta-globin, hemoglobin beta chain, lvv-hemorphin-7. Engineered: yes

Source:

Homo sapiens. Human. Organism_taxid: 9606. Gene: hba1, hba2. Expressed in: escherichia coli. Expression_system_taxid: 562. Gene: hbb. Expression_system_taxid: 562

Resolution:

2.50Å R-factor: 0.198 R-free: 0.250

Authors:

J.Soman,J.S.Olson

Key ref:

J.Soman and j.s.olson Structure of aquomet hemoglobin evans alphav62mbetawt. To be published, .

Date:

16-Sep-13 Release date: 02-Oct-13

Protein chain

P69905  (HBA_HUMAN) -  Hemoglobin subunit alpha from Homo sapiens

Seq: 142 a.a.

Struc: 139 a.a.*

Protein chain

P68871  (HBB_HUMAN) -  Hemoglobin subunit beta from Homo sapiens

Seq: 147 a.a.

Struc: 146 a.a.

* PDB and UniProt seqs differ at 1 residue position (black cross)

Enzyme reactions

• Enzyme class: Chains A, B: E.C.?