Structure of PDB 3k8b Chain C

Receptor sequence

>3k8bC (length=141) Species: 9103 (Meleagris gallopavo)

VLSAADKNNVKGIFTKIAGHAEEYGAETLERMFITYPPTKTYFPHFDLSH
GSAQIKGHGKKVVAALIEAANHIDDIAGTLSKLSDLHAHKLRVDPVNFKL
LGQCFLVVVAIHHPAALTPEVHASLDKFLCAVGTVLTAKYR

3D structure

• PDB: 3k8b Crystal structure of Turkey (Meleagiris gallopova)hemoglobin at 2.3 Angstrom
• Chain: C
• Resolution: 2.3 Å

Interaction with ligand

Site #	Ligand	Ligand chain	Binding residues on receptor (original residue number in PDB)	Binding residues on receptor (residue number reindexed from 1)	Binding affinity
BS01	HEM	C	Y42 F43 H45 F46 H58 K61 V62 L83 H87 L91 N97 F98 L136	Y42 F43 H45 F46 H58 K61 V62 L83 H87 L91 N97 F98 L136

Gene Ontology

Molecular Function

• GO:0004601 peroxidase activity
• GO:0005344 oxygen carrier activity
• GO:0005506 iron ion binding
• GO:0019825 oxygen binding
• GO:0020037 heme binding
• GO:0031720 haptoglobin binding
• GO:0043177 organic acid binding
• GO:0046872 metal ion binding

Biological Process

• GO:0015671 oxygen transport
• GO:0042744 hydrogen peroxide catabolic process
• GO:0098869 cellular oxidant detoxification

Cellular Component

• GO:0005833 hemoglobin complex
• GO:0031838 haptoglobin-hemoglobin complex
• GO:0072562 blood microparticle

External links

• PDB: RCSB:3k8b, PDBe:3k8b, PDBj:3k8b
• PDBsum: 3k8b
• UniProt: P81023|HBA_MELGA Hemoglobin subunit alpha-A (Gene Name=HBAA)