Identification
HMDB Protein ID CDBP00418
Secondary Accession Numbers Not Available
Name Histamine N-methyltransferase
Description Not Available
Synonyms
  1. HMT
  2. SubName: Histamine N-methyltransferase, isoform CRA_b
Gene Name HNMT
Protein Type Enzyme
Biological Properties
General Function Involved in histamine N-methyltransferase activity
Specific Function Inactivates histamine by N-methylation. Plays an important role in degrading histamine and in regulating the airway response to histamine.
GO Classification
Biological Process
response to interleukin-1
response to cocaine
respiratory gaseous exchange
response to glucocorticoid stimulus
brain development
response to amine stimulus
hyperosmotic response
response to tumor cell
Cellular Component
cytoplasm
nucleus
Molecular Function
histamine N-methyltransferase activity
Cellular Location
  1. Cytoplasm
Pathways
Gene Properties
Chromosome Location 2
Locus 2q22.1
SNPs HNMT
Gene Sequence
>879 bp
ATGGCATCTTCCATGAGGAGCTTGTTTTCTGACCACGGGAAATATGTTGAATCTTTCCGG
AGGTTTCTCAACCATTCCACGGAACACCAGTGCATGCAGGAATTCATGGACAAGAAGCTG
CCAGGCATAATAGGAAGGATTGGAGACACAAAATCAGAAATTAAGATTCTAAGCATAGGC
GGAGGTGCAGGTGAAATTGATCTTCAAATTCTCTCCAAAGTTCAGGCTCAATACCCAGGA
GTTTGTATCAACAATGAAGTTGTTGAGCCAAGTGCTGAACAAATTGCCAAATACAAAGAG
CTTGTAGCCAAGACATCGAACCTCGAGAACGTAAAGTTTGCTTGGCATAAGGAGACATCA
TCTGAATACCAAAGTAGAATGTTGGAGAAAAAGGAGCTTCAAAAGTGGGACTTTATTCAT
ATGATTCAAATGCTGTATTATGTAAAAGACATCCCAGCTACCCTGAAATTCTTCCATAGT
CTCTTAGGTACCAATGCTAAGATGCTCATTATTGTTGTGTCAGGAAGCAGTGGCTGGGAC
AAGCTGTGGAAAAAGTACGGATCACGCTTTCCCCAGGATGACCTCTGCCAGTATATCACA
TCAGATGACCTCACTCAGATGCTGGACAACCTAGGGCTTAAGTATGAGTGCTATGACCTT
TTGTCCACCATGGATATATCTGACTGCTTTATTGATGGTAATGAAAATGGAGACCTGCTT
TGGGATTTTTTGACTGAAACCTGCAACTTTAATGCCACAGCACCACCTGATCTCAGAGCA
GAGCTTGGGAAAGATCTACAAGAGCCTGAATTTAGTGCTAAGAAAGAGGGGAAGGTTCTT
TTTAATAATACTCTGAGTTTCATAGTGATTGAGGCATAA
Protein Properties
Number of Residues 292
Molecular Weight 6045.9
Theoretical pI 8.349
Pfam Domain Function
Signals Not Available
Transmembrane Regions Not Available
Protein Sequence
>Histamine N-methyltransferase
MASSMRSLFSDHGKYVESFRRFLNHSTEHQCMQEFMDKKLPGIIGRIGDTKSEIKILSIG
GGAGEIDLQILSKVQAQYPGVCINNEVVEPSAEQIAKYKELVAKTSNLENVKFAWHKETS
SEYQSRMLEKKELQKWDFIHMIQMLYYVKDIPATLKFFHSLLGTNAKMLIIVVSGSSGWD
KLWKKYGSRFPQDDLCQYITSDDLTQMLDNLGLKYECYDLLSTMDISDCFIDGNENGDLL
WDFLTETCNFNATAPPDLRAELGKDLQEPEFSAKKEGKVLFNNTLSFIVIEA
GenBank ID Protein 62988825
UniProtKB/Swiss-Prot ID P50135
UniProtKB/Swiss-Prot Entry Name HNMT_HUMAN
PDB IDs
GenBank Gene ID AC093674
GeneCard ID HNMT
GenAtlas ID HNMT
HGNC ID HGNC:5028
References
General References Not Available