3AG0: Carbonmonoxy human cytoglobin

Crystal structure of carbonmonoxy human cytoglobin. Determined by X-ray diffraction at 2.6 Å resolution. Released 2 Feb 2011.

Method
X-ray diffraction
Resolution
2.6 Å
Organism
Homo sapiens
Chains
1
Atoms
1,352
Mol. weight
22.22 kDa
Ligands
HEM, CMO
Released
2 Feb 2011

Explore 3AG0 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

3AG0 contains 9 α-helices and 0 β-strands across 1 chain. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 9 helices, 0 β-strands

ElementResiduesLengthSheet
α-helix21-3515
α-helix38-5215
α-helix57-593
α-helix69-746
α-helix76-9419
α-helix99-11113
α-helix112-1165
α-helix122-13817
α-helix145-16824

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
CytoglobinAprotein192Homo sapiensQ8WWM9 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>3AG0_1 Cytoglobin (chains A)
GSMEKVPGEMEIERRERSEELSEAERKAVQAMWARLYANCEDVGVAILVRFFVNFPSAKQ
YFSQFKHMEDPLEMERSPQLRKHACRVMGALNTVVENLHDPDKVSSVLALVGKAHALKHK
VEPVYFKILSGVILEVVAEEFASDFPPETQRAWAKLRGLIYSHVTAAYKEVGWVQQVPNA
TTPPATLPSSGP

Ligands and cofactors

IDNameFormulaCopies
HEMProtoporphyrin IX containing FEC34 H32 Fe N4 O41
CMOCarbon monoxideC O1

Primary citation

Crystal structure of the carbon monoxide complex of human cytoglobin. Makino, M., Sawai, H., Shiro, Y. et al. Proteins (2011) 79:1143-1153. DOI 10.1002/prot.22950 · PubMed

Other PDB entries of the same protein (UniProt Q8WWM9 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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