has DHPR (dihydropteridine reductase) activity, but distinct from previously isolate DHPR with ferredoxin NADP+ reductase domain. see andrews et al.
- Vasudevan, S.G., W.L. Armarego, D.C. Shaw, P.E. Lilley, N.E. Dixon, R.K. Poole 1991. Isolation and nucleotide sequence of the hmp gene that encodes a haemoglobin-like protein in Escherichia coli K-12. Mol.Gen.Genet. 226:49-58
- Andrews, S.C., D. Shipley, J.N. Keen, J.B. Findlay, P.M. Harrison, J.R. Guest 1992. The haemoglobin-like protein (HMP) of Escherichia coli has ferrisiderophore reductase activity and its C-terminal domain shares homology with ferredoxin NADP+ reductase
- Poole, R.K., M.F. Anjum, J. Membrillo-Hernandez, S.O. Kim, M.N. Hughes, V. Stewart 1996. Nitric oxide, nitrite, and Fnr regulation of hmp (flavohemoglobin) gene expression in Escherichia coli K-12. J.Bacteriol. 178:5487-5492
- Poole, R.K., N.J. Rogers, R.A. D'Mello, M.N. Hughes, Y. Orii 1997. Escherichia coli flavohaemoglobin (Hmp) reduces cytochrome c and Fe(III)-hydroxamate K by electron transfer from NADH via FAD: sensitivity of oxidoreductase activity to haem-bound dioxy