Identification |
HMDB Protein ID
| HMDBP00285 |
Secondary Accession Numbers
| |
Name
| Eosinophil peroxidase |
Synonyms
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- EPO
- Eosinophil peroxidase heavy chain
- Eosinophil peroxidase light chain
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Gene Name
| EPX |
Protein Type
| Unknown |
Biological Properties |
General Function
| Involved in peroxidase activity |
Specific Function
| Mediates tyrosine nitration of secondary granule proteins in mature resting eosinophils. Shows significant inhibitory activity towards Mycobacterium tuberculosis H37Rv by inducing bacterial fragmentation and lysis.
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Pathways
|
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Reactions
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phenolic donor + Hydrogen peroxide → phenoxyl radical of the donor + Water |
details
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GO Classification
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Biological Process |
hydrogen peroxide catabolic process |
Function |
peroxidase activity |
ion binding |
cation binding |
metal ion binding |
binding |
transition metal ion binding |
iron ion binding |
antioxidant activity |
heme binding |
Molecular Function |
metal ion binding |
heme binding |
peroxidase activity |
Process |
response to stimulus |
response to stress |
response to oxidative stress |
metabolic process |
oxidation reduction |
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Cellular Location
|
- Cytoplasmic granule
|
Gene Properties |
Chromosome Location
| 17 |
Locus
| 17q23.1 |
SNPs
| EPX |
Gene Sequence
|
>2148 bp
ATGCATCTGCTCCCAGCCCTGGCAGGGGTCCTGGCCACACTCGTCCTCGCCCAGCCCTGT
GAGGGCACTGACCCAGCCTCCCCTGGGGCAGTGGAGACCTCGGTCCTGCGAGACTGCATA
GCAGAGGCCAAGTTGCTGGTGGATGCTGCCTACAATTGGACCCAGAAGAGCATCAAGCAG
CGGCTTCGCAGCGGTTCAGCCAGCCCCATGGACCTCCTGTCCTACTTCAAACAACCGGTA
GCAGCCACCAGGACAGTTGTTCGGGCCGCAGATTATATGCATGTGGCTTTGGGGCTGCTT
GAAGAGAAGTTACAACCCCAGCGGTCCGGACCCTTCAATGTCACTGATGTGCTAACAGAA
CCACAGCTGCGGCTGCTGTCCCAGGCCAGTGGCTGTGCTCTCCGGGACCAGGCCGAGCGC
TGCAGCGACAAGTACCGCACCATCACTGGACGGTGCAACAACAAGAGGAGACCCTTGCTA
GGGGCCTCCAACCAGGCTCTGGCTCGCTGGCTGCCCGCCGAGTATGAGGATGGGCTGTCG
CTCCCCTTCGGCTGGACCCCCAGCAGGAGGCGCAATGGCTTCCTTCTCCCTCTTGTCCGG
GCTGTCTCCAACCAGATTGTGCGCTTCCCCAATGAGAGACTGACCTCCGACCGTGGCCGA
GCCCTCATGTTCATGCAGTGGGGCCAGTTCATTGACCATGACCTGGACTTCTCCCCGGAG
TCCCCGGCCAGAGTGGCCTTCACTGCAGGCGTTGACTGTGAGAGGACCTGCGCCCAGCTG
CCCCCCTGCTTTCCCATCAAGATCCCACCCAATGACCCCCGCATCAAGAACCAGCGTGAC
TGCATCCCTTTCTTCCGCTCGGCACCCTCATGCCCCCAAAACAAGAACAGAGTCCGCAAC
CAGATCAACGCGCTCACCTCCTTTGTGGACGCCAGCATGGTGTATGGCAGTGAGGTCTCC
CTCTCGCTGCGGCTCCGCAACCGGACCAACTACCTGGGGCTGCTGGCCATCAACCAGCGC
TTTCAAGACAACGGCCGGGCCCTGCTGCCCTTCGACAACCTGCACGATGACCCCTGTCTC
CTCACCAACCGCTCGGCGCGCATCCCCTGCTTCCTGGCAGGTGACACCCGATCAACGGAA
ACCCCCAAACTGGCAGCCATGCACACCCTCTTTATGCGAGAGCACAACCGGCTGGCCACC
GAGCTGAGACGCCTGAATCCCCGGTGGAATGGAGACAAACTGTACAATGAGGCTCGGAAG
ATCATGGGGGCCATGGTCCAGATCATCACCTACCGAGACTTTCTGCCCCTGGTTCTGGGC
AAGGCCCGGGCCAGGAGAACCCTGGGGCACTACAGGGGGTACTGCTCCAATGTGGACCCA
CGGGTGGCCAATGTCTTCACCCTGGCCTTCCGCTTTGGCCACACAATGCTCCAGCCCTTC
ATGTTCCGCTTGGACAGTCAGTACCGGGCCTCCGCACCCAACTCGCATGTCCCACTTAGC
TCTGCCTTCTTTGCCAGCTGGCGGATCGTGTATGAAGGGGGCATCGACCCCATCCTCCGG
GGCCTCATGGCCACCCCTGCCAAGCTGAACCGTCAGGATGCCATGTTAGTGGATGAGCTC
CGGGACCGGCTGTTTCGGCAAGTGAGGAGGATTGGGCTGGACCTGGCAGCTCTCAACATG
CAACGAAGCCGGGACCACGGCCTTCCAGGGTACAATGCTTGGAGGCGCTTCTGTGGGCTC
TCCCAGCCCCGGAATTTGGCACAGCTTAGCCGGGTGCTGAAAAACCAGGACTTGGCAAGG
AAGTTCCTGAATTTGTATGGAACACCTGACAACATTGACATCTGGATTGGGGCCATCGCT
GAGCCTCTTTTGCCGGGGGCTCGAGTGGGGCCTCTTCTGGCTTGTCTGTTCGAGAACCAG
TTCAGAAGAGCCCGAGACGGAGACAGGTTCTGGTGGCAGAAACGAGGTGTTTTCACCAAA
AGACAGCGCAAGGCCCTGAGCAGAATTTCCTTGTCTCGAATTATATGTGACAATACCGGT
ATCACCACGGTTTCAAGGGACATCTTCAGAGCCAACATCTACCCTCGGGGCTTTGTGAAC
TGCAGCCGTATCCCCAGGTTGAACCTATCAGCCTGGCGAGGGACATGA
|
Protein Properties |
Number of Residues
| 715 |
Molecular Weight
| 81039.5 |
Theoretical pI
| 10.285 |
Pfam Domain Function
|
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Signals
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Not Available
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Transmembrane Regions
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Not Available
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Protein Sequence
|
>Eosinophil peroxidase
MHLLPALAGVLATLVLAQPCEGTDPASPGAVETSVLRDCIAEAKLLVDAAYNWTQKSIKQ
RLRSGSASPMDLLSYFKQPVAATRTVVRAADYMHVALGLLEEKLQPQRSGPFNVTDVLTE
PQLRLLSQASGCALRDQAERCSDKYRTITGRCNNKRRPLLGASNQALARWLPAEYEDGLS
LPFGWTPSRRRNGFLLPLVRAVSNQIVRFPNERLTSDRGRALMFMQWGQFIDHDLDFSPE
SPARVAFTAGVDCERTCAQLPPCFPIKIPPNDPRIKNQRDCIPFFRSAPSCPQNKNRVRN
QINALTSFVDASMVYGSEVSLSLRLRNRTNYLGLLAINQRFQDNGRALLPFDNLHDDPCL
LTNRSARIPCFLAGDTRSTETPKLAAMHTLFMREHNRLATELRRLNPRWNGDKLYNEARK
IMGAMVQIITYRDFLPLVLGKARARRTLGHYRGYCSNVDPRVANVFTLAFRFGHTMLQPF
MFRLDSQYRASAPNSHVPLSSAFFASWRIVYEGGIDPILRGLMATPAKLNRQDAMLVDEL
RDRLFRQVRRIGLDLAALNMQRSRDHGLPGYNAWRRFCGLSQPRNLAQLSRVLKNQDLAR
KFLNLYGTPDNIDIWIGAIAEPLLPGARVGPLLACLFENQFRRARDGDRFWWQKRGVFTK
RQRKALSRISLSRIICDNTGITTVSRDIFRANIYPRGFVNCSRIPRLNLSAWRGT
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External Links |
GenBank ID Protein
| 66268791 |
UniProtKB/Swiss-Prot ID
| P11678 |
UniProtKB/Swiss-Prot Entry Name
| PERE_HUMAN |
PDB IDs
|
Not Available |
GenBank Gene ID
| DQ054598 |
GeneCard ID
| EPX |
GenAtlas ID
| EPX |
HGNC ID
| HGNC:3423 |
References |
General References
| - Sakamaki K, Tomonaga M, Tsukui K, Nagata S: Molecular cloning and characterization of a chromosomal gene for human eosinophil peroxidase. J Biol Chem. 1989 Oct 5;264(28):16828-36. [PubMed:2550461 ]
- Ten RM, Pease LR, McKean DJ, Bell MP, Gleich GJ: Molecular cloning of the human eosinophil peroxidase. Evidence for the existence of a peroxidase multigene family. J Exp Med. 1989 May 1;169(5):1757-69. [PubMed:2541222 ]
- Oxvig C, Thomsen AR, Overgaard MT, Sorensen ES, Hojrup P, Bjerrum MJ, Gleich GJ, Sottrup-Jensen L: Biochemical evidence for heme linkage through esters with Asp-93 and Glu-241 in human eosinophil peroxidase. The ester with Asp-93 is only partially formed in vivo. J Biol Chem. 1999 Jun 11;274(24):16953-8. [PubMed:10358043 ]
- Borelli V, Vita F, Shankar S, Soranzo MR, Banfi E, Scialino G, Brochetta C, Zabucchi G: Human eosinophil peroxidase induces surface alteration, killing, and lysis of Mycobacterium tuberculosis. Infect Immun. 2003 Feb;71(2):605-13. [PubMed:12540536 ]
- Ulrich M, Petre A, Youhnovski N, Promm F, Schirle M, Schumm M, Pero RS, Doyle A, Checkel J, Kita H, Thiyagarajan N, Acharya KR, Schmid-Grendelmeier P, Simon HU, Schwarz H, Tsutsui M, Shimokawa H, Bellon G, Lee JJ, Przybylski M, Doring G: Post-translational tyrosine nitration of eosinophil granule toxins mediated by eosinophil peroxidase. J Biol Chem. 2008 Oct 17;283(42):28629-40. doi: 10.1074/jbc.M801196200. Epub 2008 Aug 11. [PubMed:18694936 ]
- Romano M, Patriarca P, Melo C, Baralle FE, Dri P: Hereditary eosinophil peroxidase deficiency: immunochemical and spectroscopic studies and evidence for a compound heterozygosity of the defect. Proc Natl Acad Sci U S A. 1994 Dec 20;91(26):12496-500. [PubMed:7809065 ]
- Nakamura H, Miyagawa K, Ogino K, Endo T, Imai T, Ozasa K, Motohashi Y, Matsuzaki I, Sasahara S, Hatta K, Eboshida A: High contribution contrast between the genes of eosinophil peroxidase and IL-4 receptor alpha-chain in Japanese cedar pollinosis. J Allergy Clin Immunol. 2003 Dec;112(6):1127-31. [PubMed:14657871 ]
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