Gene
Entrez ID Entrez Gene ID - the GENE ID in NCBI Gene database.
6947
Gene name Gene Name - the full gene name approved by the HGNC.
Transcobalamin 1
Gene symbol Gene Symbol - the official gene symbol approved by the HGNC.
TCN1
Synonyms (NCBI Gene) Gene synonyms aliases
HC, TC-1, TC1, TCI
Chromosome Chromosome number
11
Chromosome location Chromosomal Location - indicates the cytogenetic location of the gene or region on the chromosome.
11q12.1
Summary Summary of gene provided in NCBI Entrez Gene.
This gene encodes a member of the vitamin B12-binding protein family. This family of proteins, alternatively referred to as R binders, is expressed in various tissues and secretions. This protein is a major constituent of secondary granules in neutrophils
SNPs SNP information provided by dbSNP.
SNP ID Visualize variation Clinical significance Consequence
rs1209702636 A>- Pathogenic Coding sequence variant, frameshift variant
miRNA miRNA information provided by mirtarbase database.
miRTarBase ID miRNA Experiments Reference
MIRT029712 hsa-miR-26b-5p Microarray 19088304
MIRT2347388 hsa-miR-1246 CLIP-seq
MIRT2347389 hsa-miR-1290 CLIP-seq
MIRT2347390 hsa-miR-1301 CLIP-seq
MIRT2347391 hsa-miR-1305 CLIP-seq
Gene ontology (GO) Gene ontology information of associated ontologies with gene provided by GO database.
GO ID Ontology Definition Evidence Reference
GO:0005515 Function Protein binding IPI 32814053
GO:0005576 Component Extracellular region TAS
GO:0005615 Component Extracellular space HDA 16502470
GO:0005615 Component Extracellular space IBA 21873635
GO:0006824 Process Cobalt ion transport IEA
Other IDs Other ids provides unique ids of gene in databases such as OMIM, HGNC, ENSEMBLE.
MIM HGNC e!Ensembl
189905 11652 ENSG00000134827
Protein
UniProt ID P20061
Protein name Transcobalamin-1 (TC-1) (Haptocorrin) (HC) (Protein R) (Transcobalamin I) (TC I) (TCI)
Protein function Binds vitamin B12 with femtomolar affinity and protects it from the acidic environment of the stomach.
PDB 4KKI , 4KKJ
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF01122 Cobalamin_bind 8 329 Eukaryotic cobalamin-binding protein Family
PF14478 DUF4430 355 432 Domain of unknown function (DUF4430) Domain
Tissue specificity TISSUE SPECIFICITY: Produced by the salivary glands of the oral cavity, in response to ingestion of food. Major constituent of secondary granules in neutrophils. {ECO:0000269|PubMed:2777761}.
Sequence
Sequence length 433
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG   Reactome
  Cobalamin transport and metabolism   Cobalamin (Cbl, vitamin B12) transport and metabolism
Neutrophil degranulation
Associated diseases Disease information provided by ClinVar, GenCC, and GWAS databases.
Causal
Disease term Disease name dbSNP ID References
Anemia Anemia, Megaloblastic rs118204044, rs118204045, rs118204046, rs121918330, rs869320719, rs869312029, rs121918332, rs869320724, rs767094129, rs786205058, rs786205059, rs137853119, rs137853120, rs137853121, rs1384933966
View all (89 more)
4627864
Transcobalamin deficiency Transcobalamin I Deficiency rs1157135425, rs606231119, rs372866837, rs1057520098, rs1456983114, rs1555895066, rs1461973241, rs1209702636, rs955351335, rs1602043738, rs2087528394, rs2087532435, rs2087564577, rs1279321570, rs2087720794
View all (1 more)
Associations from Text Mining
Disease Name Relationship Type References
Adenocarcinoma of Lung Associate 35287670, 36793937, 37322027
Asthma Associate 15270853, 28933920
Autoimmune Lymphoproliferative Syndrome Associate 22306884
Carcinogenesis Associate 26959381
Cerebral Infarction Associate 32626985
Cholangiocarcinoma Associate 35716043
Colitis Ulcerative Associate 38070204
Colorectal Neoplasms Stimulate 32686693
Colorectal Neoplasms Associate 32753569
Hearing Loss Associate 34758154