PDBsum entry 1kd2

Oxygen storage/transport

PDB id: 1kd2

Contents

Protein chains

141 a.a. *

146 a.a. *

Ligands

HEM ×4

Waters ×161

* Residue conservation analysis

PDB id:

1kd2

Name:

Oxygen storage/transport

Title:

Crystal structure of human deoxyhemoglobin in absence of any anions

Structure:

Hemoglobin alpha chain. Chain: a, c. Hemoglobin beta chain. Chain: b, d

Source:

Homo sapiens. Human. Organism_taxid: 9606. Tissue: blood. Tissue: blood

Biol. unit:

Tetramer (from PQS)

Resolution:

1.87Å R-factor: 0.198 R-free: 0.250

Authors:

M.F.Colombo,F.A.V.Seixas

Key ref:

F.A.V.Seixas et al. The X-Ray structure of iso-Ionic deoxy-Hb crystal: the high affinity t-State of human hb and the mechanism of chloride regulation of hb cooperative oxygen binding.. To be published, .

Date:

12-Nov-01 Release date: 10-Jun-03

Protein chains

P69905  (HBA_HUMAN) -  Hemoglobin subunit alpha from Homo sapiens

Seq: 142 a.a.

Struc: 141 a.a.

Protein chains

P68871  (HBB_HUMAN) -  Hemoglobin subunit beta from Homo sapiens

Seq: 147 a.a.

Struc: 146 a.a.