Gene
kcnj21
- ID
- ZDB-GENE-070424-22
- Name
- potassium inwardly rectifying channel subfamily J member 21
- Symbol
- kcnj21 Nomenclature History
- Previous Names
-
- zgc:162160 (1)
- Type
- protein_coding_gene
- Location
- Chr: 16 Mapping Details/Browsers
- Description
- Predicted to enable inward rectifier potassium channel activity. Predicted to be involved in potassium ion import across plasma membrane and regulation of monoatomic ion transmembrane transport. Predicted to act upstream of or within potassium ion transport. Predicted to be located in membrane. Predicted to be active in plasma membrane.
- Genome Resources
- Note
- None
- Comparative Information
-
- All Expression Data
- 1 figure from Silic et al., 2021
- Cross-Species Comparison
- High Throughput Data
- Thisse Expression Data
- No data available
Wild Type Expression Summary
- All Phenotype Data
- No data available
- Cross-Species Comparison
- Alliance
Phenotype Summary
Mutations
| Allele | Type | Localization | Consequence | Mutagen | Supplier |
|---|---|---|---|---|---|
| sa36231 | Allele with one point mutation | Unknown | Premature Stop | ENU |
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No data available
Human Disease
Domain, Family, and Site Summary
| Type | InterPro ID | Name |
|---|---|---|
| Domain | IPR040445 | Potassium channel, inwardly rectifying, transmembrane domain |
| Domain | IPR041647 | Inward rectifier potassium channel, C-terminal |
| Family | IPR016449 | Potassium channel, inwardly rectifying, Kir |
| Homologous_superfamily | IPR013518 | Potassium channel, inwardly rectifying, Kir, cytoplasmic |
| Homologous_superfamily | IPR014756 | Immunoglobulin E-set |
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Domain Details Per Protein
| Protein | Length | Immunoglobulin E-set | Inward rectifier potassium channel, C-terminal | Potassium channel, inwardly rectifying, Kir | Potassium channel, inwardly rectifying, Kir, cytoplasmic | Potassium channel, inwardly rectifying, transmembrane domain |
|---|---|---|---|---|---|---|
|
UniProtKB:A3KNK4
|
432 |
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| Type | Name | Annotation Method | Has Havana Data | Length (nt) | Analysis |
|---|---|---|---|---|---|
| mRNA |
zgc:162160-201
(1)
|
Ensembl | 1,736 nt |
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Interactions and Pathways
No data available
Plasmids
No data available
| Relationship | Marker Type | Marker | Accession Numbers | Citations |
|---|---|---|---|---|
| Contained in | BAC | CH73-165L10 | ZFIN Curated Data | |
| Contained in | BAC | DKEY-255N6 | ZFIN Curated Data | |
| Encodes | cDNA | MGC:162160 | ZFIN Curated Data |
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| Type | Accession # | Sequence | Length (nt/aa) | Analysis |
|---|---|---|---|---|
| RNA | RefSeq:NM_001089393 (1) | 1762 nt | ||
| Genomic | GenBank:BX901899 (2) | 127034 nt | ||
| Polypeptide | UniProtKB:A3KNK4 (1) | 432 aa |
No data available
- Silic, M.R., Murata, S.H., Park, S.J., Zhang, G. (2021) Evolution of inwardly rectifying potassium channels and their gene expression in zebrafish embryos. Developmental Dynamics : an official publication of the American Association of Anatomists. 251(4):687-713
- Strausberg,R.L., Feingold,E.A., Grouse,L.H., Derge,J.G., Klausner,R.D., Collins,F.S., Wagner,L., Shenmen,C.M., Schuler,G.D., Altschul,S.F., Zeeberg,B., Buetow,K.H., Schaefer,C.F., Bhat,N.K., Hopkins,R.F., Jordan,H., Moore,T., Max,S.I., Wang,J., Hsieh,F., Diatchenko,L., Marusina,K., Farmer,A.A., Rubin,G.M., Hong,L., Stapleton,M., Soares,M.B., Bonaldo,M.F., Casavant,T.L., Scheetz,T.E., Brownstein,M.J., Usdin,T.B., Toshiyuki,S., Carninci,P., Prange,C., Raha,S.S., Loquellano,N.A., Peters,G.J., Abramson,R.D., Mullahy,S.J., Bosak,S.A., McEwan,P.J., McKernan,K.J., Malek,J.A., Gunaratne,P.H., Richards,S., Worley,K.C., Hale,S., Garcia,A.M., Gay,L.J., Hulyk,S.W., Villalon,D.K., Muzny,D.M., Sodergren,E.J., Lu,X., Gibbs,R.A., Fahey,J., Helton,E., Ketteman,M., Madan,A., Rodrigues,S., Sanchez,A., Whiting,M., Madan,A., Young,A.C., Shevchenko,Y., Bouffard,G.G., Blakesley,R.W., Touchman,J.W., Green,E.D., Dickson,M.C., Rodriguez,A.C., Grimwood,J., Schmutz,J., Myers,R.M., Butterfield,Y.S., Krzywinski,M.I., Skalska,U., Smailus,D.E., Schnerch,A., Schein,J.E., Jones,S.J., and Marra,M.A. (2002) Generation and initial analysis of more than 15,000 full-length human and mouse cDNA sequences. Proceedings of the National Academy of Sciences of the United States of America. 99(26):16899-903
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