Structure of PDB 3mjp Chain B

Receptor sequence

>3mjpB (length=146) Species: 93934 (Coturnix japonica)

VHWSAEEKQLITGLWGKVNVAECGAEALARLLIVYPWTQRFFASFGNLSS
PTAILGNPMVRAHGKKVLTSFGDAVKNLDNIKNTFSQLSELHCDKLHVDP
ENFRLLGDILIIVLAAHFTKDFTPECQAAWQKLVRVVAHALARKYH

3D structure

• PDB: 3mjp Crystal structure determination of Japanese quail (Coturnix coturnix japonica) hemoglobin at 2.76 Angstrom resolution
• Chain: B
• Resolution: 2.76 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	B	F41 F42 H63 K66 S70 F71 H92 N102 L141	F41 F42 H63 K66 S70 F71 H92 N102 L141

Gene Ontology

Molecular Function

• GO:0004601 peroxidase activity
• GO:0005344 oxygen carrier activity
• 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:3mjp, PDBe:3mjp, PDBj:3mjp
• PDBsum: 3mjp
• UniProt: P30893|HBB_COTJA Hemoglobin subunit beta (Gene Name=HBB)