Protein Information

Cytoscape View


UniProt AC / UniProt ID P20337 / RAB3B_HUMAN
Protein Name Ras-related protein Rab-3B
Gene Name Name: RAB3B
Organism Homo sapiens (Human)

PRO ID PR:P20337
DAG View
PRO Name Ras-related protein Rab-3B (human)
Definition A Ras-related protein Rab-3B that is encoded in the genome of human.
Short Label hRAB3B
Category organism-gene

Interactive Sequence View

Select/align proteoforms across species


P20337 (RAB3B) as Substrate



Site PTM Type PTM Enzyme Score Source PMID
S3 O-Glycosylation GlyGen 30379171
K12 Ubiquitination PhosphoSitePlus
Y21 Phosphorylation PhosphoSitePlus
K72 Acetylation PhosphoSitePlus
K72 Ubiquitination PhosphoSitePlus
T78 Phosphorylation PhosphoSitePlus
T86 Phosphorylation UniProt 29125462
T88 Phosphorylation PhosphoSitePlus
Y91 Phosphorylation PhosphoSitePlus
K149 Ubiquitination PhosphoSitePlus
C184 S-Nitrosylation dbSNO 16648260, 22178444
S188 Phosphorylation HPRD   PhosphoSitePlus 18578522
S190 Phosphorylation HPRD   PhosphoSitePlus   UniProt 21406692, 18578522, 19415658
K202 Ubiquitination PhosphoSitePlus


PTM sites affected in variants

Site Variant Source PMID Disease [Sample source]
Y91 S91 Biomuta DOID:9256 / colorectal cancer [ cosmic ]
Y91 C91 Biomuta DOID:1793 / pancreatic cancer [ cosmic ]
C184 G184 Biomuta DOID:4606 / bile duct cancer [ cosmic ]