Function

Ceruloplasmin (CP) is a ferroxidase which is the major copper-carrying protein in the blood. It functions in iron metabolism.[1]

Relevance

CP testing is used in diagnosis of the rare inherited disorder - Wilson disease.

Disease

CP mutation causes the autosomal recessive disorder - Aceruloplasminemia which results in accumulation of iron in the brain.

Structural highlights

and

in human ceruloplasmin (PDB entry 1kcw).


Glycosylated human ceruloplasmin complex with Cu+2 ions (orange) and O atoms (red) (PDB entry 1kcw)

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3D structures of ceruloplasmin3D structures of ceruloplasmin

Updated on 11-February-2019

1kcw, 2j5w, 4enz – hCP - human
4ejx – hCP + myeloperoxidase
5n0k, 5n4l – CP – rat

ReferencesReferences

  1. Hellman NE, Gitlin JD. Ceruloplasmin metabolism and function. Annu Rev Nutr. 2002;22:439-58. Epub 2002 Apr 4. PMID:12055353 doi:http://dx.doi.org/10.1146/annurev.nutr.22.012502.114457

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Michal Harel, Alexander Berchansky