National Cancer Institute Thesaurus

Last uploaded: February 21, 2019
Preferred Name

DNA Nucleotidylexotransferase

ID

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C16509

code

C16509

DEFINITION

DNA nucleotidylexotransferase (509 aa, ~59 kDa) is encoded by the human DNTT gene. This protein plays a role in DNA polymerization and specifically catalyzes the insertion of nucleotides (N regions) at the V(H)-D and D-J(H) junctions of immunoglobulin genes.

DesignNote

Terminal deoxynucleotidyltransferase is a unique DNA polymerase that without template direction catalyzes the addition of deoxyribonucleotides onto the 3-prime-hydroxyl end of DNA primers. The enzyme is present in immature thymocytes, some bone marrow cells, transformed pre-B and pre-T cell lines, and leukemia cells.

FULL_SYN

Deoxynucleotidyl Terminal Transferase

Terminal Deoxynucleotidyltransferase

Terminal Deoxyribonucleotidyl Transferase

EC 2.7.7.31

Terminal Addition Enzyme

Terminal Transferase

DNTT

TDT

label

DNA Nucleotidylexotransferase

Legacy_Concept_Name

Terminal_Deoxyribonucleotidyl_Transferase

OMIM_Number

187410

Preferred_Name

DNA Nucleotidylexotransferase

prefixIRI

C16509

prefLabel

DNA Nucleotidylexotransferase

Semantic_Type

Enzyme

Amino Acid, Peptide, or Protein

Swiss_Prot

P04053

UMLS_CUI

C0012881

subClassOf

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C19172

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http://purl.bioontology.org/ontology/MESH/D004253 Medical Subject Headings LOOM
http://purl.obolibrary.org/obo/PR_000006611 Cell Ontology LOOM
http://purl.obolibrary.org/obo/PR_000006611 Protein Ontology LOOM
http://purl.obolibrary.org/obo/PR_000006611 Cell Line Ontology Subset for Chinese National Infrastructure of Cell Line Resource (NICR) LOOM