Thyroid peroxidase

NameThyroid peroxidase
Synonyms
  • 1.11.1.8
  • TPO
Gene NameTPO
OrganismHuman
Amino acid sequence
>lcl|BSEQ0037030|Thyroid peroxidase
MRALAVLSVTLVMACTEAFFPFISRGKELLWGKPEESRVSSVLEESKRLVDTAMYATMQR
NLKKRGILSPAQLLSFSKLPEPTSGVIARAAEIMETSIQAMKRKVNLKTQQSQHPTDALS
EDLLSIIANMSGCLPYMLPPKCPNTCLANKYRPITGACNNRDHPRWGASNTALARWLPPV
YEDGFSQPRGWNPGFLYNGFPLPPVREVTRHVIQVSNEVVTDDDRYSDLLMAWGQYIDHD
IAFTPQSTSKAAFGGGADCQMTCENQNPCFPIQLPEEARPAAGTACLPFYRSSAACGTGD
QGALFGNLSTANPRQQMNGLTSFLDASTVYGSSPALERQLRNWTSAEGLLRVHARLRDSG
RAYLPFVPPRAPAACAPEPGIPGETRGPCFLAGDGRASEVPSLTALHTLWLREHNRLAAA
LKALNAHWSADAVYQEARKVVGALHQIITLRDYIPRILGPEAFQQYVGPYEGYDSTANPT
VSNVFSTAAFRFGHATIHPLVRRLDASFQEHPDLPGLWLHQAFFSPWTLLRGGGLDPLIR
GLLARPAKLQVQDQLMNEELTERLFVLSNSSTLDLASINLQRGRDHGLPGYNEWREFCGL
PRLETPADLSTAIASRSVADKILDLYKHPDNIDVWLGGLAENFLPRARTGPLFACLIGKQ
MKALRDGDWFWWENSHVFTDAQRRELEKHSLSRVICDNTGLTRVPMDAFQVGKFPEDFES
CDSITGMNLEAWRETFPQDDKCGFPESVENGDFVHCEESGRRVLVYSCRHGYELQGREQL
TCTQEGWDFQPPLCKDVNECADGAHPPCHASARCRNTKGGFQCLCADPYELGDDGRTCVD
SGRLPRVTWISMSLAALLIGGFAGLTSTVICRWTRTGTKSTLPISETGGGTPELRCGKHQ
AVGTSPQRAAAQDSEQESAGMEGRDTHRLPRAL
Number of residues933
Molecular Weight102961.63
Theoretical pI6.75
GO Classification
Functions
  • iodide peroxidase activity
  • heme binding
  • peroxidase activity
  • calcium ion binding
Processes
  • embryonic hemopoiesis
  • hydrogen peroxide catabolic process
  • hormone biosynthetic process
  • cellular response to nitric oxide
  • response to lipid
  • thyroid hormone generation
  • cellular nitrogen compound metabolic process
  • small molecule metabolic process
Components
  • integral component of plasma membrane
  • mitochondrion
  • plasma membrane
  • extracellular space
  • cell surface
General FunctionPeroxidase activity
Specific FunctionIodination and coupling of the hormonogenic tyrosines in thyroglobulin to yield the thyroid hormones T(3) and T(4).
Pfam Domain Function
Transmembrane Regions847-871
GenBank Protein ID339867
UniProtKB IDP07202
UniProtKB Entry NamePERT_HUMAN
Cellular LocationMembrane
Gene sequence
>lcl|BSEQ0010357|Thyroid peroxidase (TPO)
ATGAGAGCGCTCGCTGTGCTGTCTGTCACGCTGGTTATGGCCTGCACAGAAGCCTTCTTC
CCCTTCATCTCGAGAGGGAAAGAACTCCTTTGGGGAAAGCCTGAGGAGTCTCGTGTCTCT
AGCGTCTTGGAGGAAAGCAAGCGCCTGGTGGACACCGCCATGTACGCCACGATGCAGAGA
AACCTCAAGAAAAGAGGAATCCTTTCTCCAGCTCAGCTTCTGTCTTTTTCCAAACTTCCT
GAGCCAACAAGCGGAGTGATTGCCCGAGCAGCAGAGATAATGGAAACATCAATACAAGCG
ATGAAAAGAAAAGTCAACCTGAAAACTCAACAATCACAGCATCCAACGGATGCTTTATCA
GAAGATCTGCTGAGCATCATTGCAAACATGTCTGGATGTCTCCCTTACATGCTGCCCCCA
AAATGCCCAAACACTTGCCTGGCGAACAAATACAGGCCCATCACAGGAGCTTGCAACAAC
AGAGACCACCCCAGATGGGGCGCCTCCAACACGGCCCTGGCACGATGGCTCCCTCCAGTC
TATGAGGACGGCTTCAGTCAGCCCCGAGGCTGGAACCCCGGCTTCTTGTACAACGGGTTC
CCACTGCCCCCGGTCCGGGAGGTGACAAGACATGTCATTCAAGTTTCAAATGAGGTTGTC
ACAGATGATGACCGCTATTCTGACCTCCTGATGGCATGGGGACAATACATCGACCACGAC
ATCGCGTTCACACCACAGAGCACCAGCAAAGCTGCCTTCGGGGGAGGGGCTGACTGCCAG
ATGACTTGTGAGAACCAAAACCCATGTTTTCCCATACAACTCCCGGAGGAGGCCCGGCCG
GCCGCGGGCACCGCCTGTCTGCCCTTCTACCGCTCTTCGGCCGCCTGCGGCACCGGGGAC
CAAGGCGCGCTCTTTGGGAACCTGTCCACGGCCAACCCGCGGCAGCAGATGAACGGGTTG
ACCTCGTTCCTGGACGCGTCCACCGTGTATGGCAGCTCCCCGGCCCTAGAGAGGCAGCTG
CGGAACTGGACCAGTGCCGAAGGGCTGCTCCGCGTCCACGCGCGCCTCCGGGACTCCGGC
CGCGCCTACCTGCCCTTCGTGCCGCCACGCGCGCCTGCGGCCTGTGCGCCCGAGCCCGGC
ATCCCCGGAGAGACCCGCGGGCCCTGCTTCCTGGCCGGAGACGGCCGCGCCAGCGAGGTC
CCCTCCCTGACGGCACTGCACACGCTGTGGCTGCGCGAGCACAACCGCCTGGCCGCGGCG
CTCAAGGCCCTCAATGCGCACTGGAGCGCGGACGCCGTGTACCAGGAGGCGCGCAAGGTC
GTGGGCGCTCTGCACCAGATCATCACCCTGAGGGATTACATCCCCAGGATCCTGGGACCC
GAGGCCTTCCAGCAGTACGTGGGTCCCTATGAAGGCTATGACTCCACCGCCAACCCCACT
GTGTCCAACGTGTTCTCCACAGCCGCCTTCCGCTTCGGCCATGCCACGATCCACCCGCTG
GTGAGGAGGCTGGACGCCAGCTTCCAGGAGCACCCCGACCTGCCCGGGCTGTGGCTGCAC
CAGGCTTTCTTCAGCCCATGGACATTACTCCGTGGAGGTGGTTTGGACCCACTAATACGA
GGCCTTCTTGCAAGACCAGCCAAACTGCAGGTGCAGGATCAGCTGATGAACGAGGAGCTG
ACGGAAAGGCTCTTTGTGCTGTCCAATTCCAGCACCTTGGATCTGGCGTCCATCAACCTG
CAGAGGGGCCGGGACCACGGGCTGCCAGGTTACAATGAGTGGAGGGAGTTCTGCGGCCTG
CCTCGCCTGGAGACCCCCGCTGACCTGAGCACAGCCATCGCCAGCAGGAGCGTGGCCGAC
AAGATCCTGGACTTGTACAAGCATCCTGACAACATCGATGTCTGGCTGGGAGGCTTAGCT
GAAAACTTCCTCCCCAGGGCTCGGACAGGGCCCCTGTTTGCCTGTCTCATTGGGAAGCAG
ATGAAGGCTCTGCGGGACGGTGACTGGTTTTGGTGGGAGAACAGCCACGTCTTCACGGAT
GCACAGAGGCGTGAGCTGGAGAAGCACTCCCTGTCTCGGGTCATCTGTGACAACACTGGC
CTCACCAGGGTGCCCATGGATGCCTTCCAAGTCGGCAAATTCCCCGAAGACTTTGAGTCT
TGTGACAGCATCACTGGCATGAACCTGGAGGCCTGGAGGGAAACCTTTCCTCAAGACGAC
AAGTGTGGCTTCCCAGAGAGCGTGGAGAATGGGGACTTTGTGCACTGTGAGGAGTCTGGG
AGGCGCGTGCTGGTGTATTCCTGCCGGCACGGGTATGAGCTCCAAGGCCGGGAGCAGCTC
ACTTGCACCCAGGAAGGATGGGATTTCCAGCCTCCCCTCTGCAAAGATGTGAACGAGTGT
GCAGACGGTGCCCACCCCCCCTGCCACGCCTCTGCGAGGTGCAGAAACACCAAAGGCGGC
TTCCAGTGTCTCTGCGCGGACCCCTACGAGTTAGGAGACGATGGGAGAACCTGCGTAGAC
TCCGGGAGGCTCCCTCGGGTGACTTGGATCTCCATGTCGCTGGCTGCTCTGCTGATCGGA
GGCTTCGCAGGTCTCACCTCGACGGTGATTTGCAGGTGGACACGCACTGGCACTAAATCC
ACACTGCCCATCTCGGAGACAGGCGGAGGAACTCCCGAGCTGAGATGCGGAAAGCACCAG
GCCGTAGGGACCTCACCGCAGCGGGCCGCAGCTCAGGACTCGGAGCAGGAGAGTGCTGGG
ATGGAAGGCCGGGATACTCACAGGCTGCCGAGAGCCCTCTGA
GenBank Gene IDJ02969
GeneCard IDNot Available
GenAtlas IDTPO
HGNC IDHGNC:12015
Chromosome Location2
Locus2p25
References
  1. Kimura S, Kotani T, McBride OW, Umeki K, Hirai K, Nakayama T, Ohtaki S: Human thyroid peroxidase: complete cDNA and protein sequence, chromosome mapping, and identification of two alternately spliced mRNAs. Proc Natl Acad Sci U S A. 1987 Aug;84(16):5555-9. 3475693
  2. Libert F, Ruel J, Ludgate M, Swillens S, Alexander N, Vassart G, Dinsart C: Complete nucleotide sequence of the human thyroperoxidase-microsomal antigen cDNA. Nucleic Acids Res. 1987 Aug 25;15(16):6735. 3453124
  3. Kimura S, Hong YS, Kotani T, Ohtaki S, Kikkawa F: Structure of the human thyroid peroxidase gene: comparison and relationship to the human myeloperoxidase gene. Biochemistry. 1989 May 16;28(10):4481-9. 2548579
  4. Barnett PS, Banga JP, Watkins J, Huang GC, Gluckman DR, Page MJ, McGregor AM: Nucleotide sequence of the alternatively spliced human thyroid peroxidase cDNA, TPO-2. Nucleic Acids Res. 1990 Feb 11;18(3):670. 2308857
  5. Ferrand M, Le Fourn V, Franc JL: Increasing diversity of human thyroperoxidase generated by alternative splicing. Characterized by molecular cloning of new transcripts with single- and multispliced mRNAs. J Biol Chem. 2003 Feb 7;278(6):3793-800. Epub 2002 Nov 25. 12454013
  6. Seto P, Hirayu H, Magnusson RP, Gestautas J, Portmann L, DeGroot LJ, Rapoport B: Isolation of a complementary DNA clone for thyroid microsomal antigen. Homology with the gene for thyroid peroxidase. J Clin Invest. 1987 Oct;80(4):1205-8. 3654979
  7. Zanelli E, Henry M, Charvet B, Malthiery Y: Evidence for an alternate splicing in the thyroperoxidase messenger from patients with Graves' disease. Biochem Biophys Res Commun. 1990 Jul 31;170(2):735-41. 2383265
  8. Wang D, De Deken X, Milenkovic M, Song Y, Pirson I, Dumont JE, Miot F: Identification of a novel partner of duox: EFP1, a thioredoxin-related protein. J Biol Chem. 2005 Jan 28;280(4):3096-103. Epub 2004 Nov 22. 15561711
  9. Bikker H, Vulsma T, Baas F, de Vijlder JJ: Identification of five novel inactivating mutations in the human thyroid peroxidase gene by denaturing gradient gel electrophoresis. Hum Mutat. 1995;6(1):9-16. 7550241
  10. Bikker H, Baas F, De Vijlder JJ: Molecular analysis of mutated thyroid peroxidase detected in patients with total iodide organification defects. J Clin Endocrinol Metab. 1997 Feb;82(2):649-53. 9024270
  11. Santos CL, Bikker H, Rego KG, Nascimento AC, Tambascia M, De Vijlder JJ, Medeiros-Neto G: A novel mutation in the TPO gene in goitrous hypothyroid patients with iodide organification defect. Clin Endocrinol (Oxf). 1999 Aug;51(2):165-72. 10468986
  12. Pannain S, Weiss RE, Jackson CE, Dian D, Beck JC, Sheffield VC, Cox N, Refetoff S: Two different mutations in the thyroid peroxidase gene of a large inbred Amish kindred: power and limits of homozygosity mapping. J Clin Endocrinol Metab. 1999 Mar;84(3):1061-71. 10084596
  13. Kotani T, Umeki K, Yamamoto I, Maesaka H, Tachibana K, Ohtaki S: A novel mutation in the human thyroid peroxidase gene resulting in a total iodide organification defect. J Endocrinol. 1999 Feb;160(2):267-73. 9924196
  14. Bakker B, Bikker H, Vulsma T, de Randamie JS, Wiedijk BM, De Vijlder JJ: Two decades of screening for congenital hypothyroidism in The Netherlands: TPO gene mutations in total iodide organification defects (an update). J Clin Endocrinol Metab. 2000 Oct;85(10):3708-12. 11061528
  15. Ambrugger P, Stoeva I, Biebermann H, Torresani T, Leitner C, Gruters A: Novel mutations of the thyroid peroxidase gene in patients with permanent congenital hypothyroidism. Eur J Endocrinol. 2001 Jul;145(1):19-24. 11415848
  16. Umeki K, Kotani T, Kawano J, Suganuma T, Yamamoto I, Aratake Y, Furujo M, Ichiba Y: Two novel missense mutations in the thyroid peroxidase gene, R665W and G771R, result in a localization defect and cause congenital hypothyroidism. Eur J Endocrinol. 2002 Apr;146(4):491-8. 11916616
  17. Niu DM, Hwang B, Chu YK, Liao CJ, Wang PL, Lin CY: High prevalence of a novel mutation (2268 insT) of the thyroid peroxidase gene in Taiwanese patients with total iodide organification defect, and evidence for a founder effect. J Clin Endocrinol Metab. 2002 Sep;87(9):4208-12. 12213873
  18. Wu JY, Shu SG, Yang CF, Lee CC, Tsai FJ: Mutation analysis of thyroid peroxidase gene in Chinese patients with total iodide organification defect: identification of five novel mutations. J Endocrinol. 2002 Mar;172(3):627-35. 11874711
  19. Calaciura F, Miscio G, Coco A, Leonardi D, Cisternino C, Regalbuto C, Bozzali M, Maiorana R, Ranieri A, Carta A, Buscema M, Trischitta V, Sava L, Tassi V: Genetics of specific phenotypes of congenital hypothyroidism: a population-based approach. Thyroid. 2002 Nov;12(11):945-51. 12490071
  20. Kotani T, Umeki K, Kawano J, Suganuma T, Hishinuma A, Ieiri T, Harada S: Partial iodide organification defect caused by a novel mutation of the thyroid peroxidase gene in three siblings. Clin Endocrinol (Oxf). 2003 Aug;59(2):198-206. 12864797
  21. Rivolta CM, Esperante SA, Gruneiro-Papendieck L, Chiesa A, Moya CM, Domene S, Varela V, Targovnik HM: Five novel inactivating mutations in the thyroid peroxidase gene responsible for congenital goiter and iodide organification defect. Hum Mutat. 2003 Sep;22(3):259. 12938097
  22. Fugazzola L, Cerutti N, Mannavola D, Vannucchi G, Fallini C, Persani L, Beck-Peccoz P: Monoallelic expression of mutant thyroid peroxidase allele causing total iodide organification defect. J Clin Endocrinol Metab. 2003 Jul;88(7):3264-71. 12843174
  23. Tajima T, Tsubaki J, Fujieda K: Two novel mutations in the thyroid peroxidase gene with goitrous hypothyroidism. Endocr J. 2005 Oct;52(5):643-5. 16284446
  24. Pfarr N, Borck G, Turk A, Napiontek U, Keilmann A, Muller-Forell W, Kopp P, Pohlenz J: Goitrous congenital hypothyroidism and hearing impairment associated with mutations in the TPO and SLC26A4/PDS genes. J Clin Endocrinol Metab. 2006 Jul;91(7):2678-81. Epub 2006 May 9. 16684826