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- Table of Contents
Facts about Ras-related protein Rap-1b.
Required for the localization of phosphorylated PRKCZ, PARD3 and TIAM1 into the cell junction. Plays a role in the establishment of basal endothelial barrier function.
| Human | |
|---|---|
| Gene Name: | RAP1B |
| Uniprot: | P61224 |
| Entrez: | 5908 |

| Belongs to: |
|---|
| small GTPase superfamily |

DKFZp586H0723; GTP-binding protein smg p21B; KREV; K-REV; RAL1B; Rap1B; RAP1B, member of RAS oncogene family; Ras family small GTP binding protein RAP1B; RAS-related protein RAP1B; ras-related protein Rap-1b; small GTP binding protein
Mass (kDA):
20.825 kDA

| Human | |
|---|---|
| Location: | 12q15 |
| Sequence: | 12; NC_000012.12 (68610899..68671901) |
Cell membrane. Cytoplasm, cytosol. Cell junction. May shuttle between plasma membrane and cytosol. Presence of KRIT1 and CDH5 is required for its localization to the cell junction.






PMID: 3137530 by Pizon V., et al. Nucleotide sequence of a human cDNA encoding a ras-related protein (rap1B).
PMID: 3141412 by Bokoch G.M., et al. Purification and characterization of the 22,000-dalton GTP-binding protein substrate for ADP-ribosylation by botulinum toxin, G22K.