To investigate the differential expression, survival prognosis, immunological checkpoints, and pathological stage of RAB13 in human pan-cancer, respectively, databases of TIMER2.0, GEPIA 2, and UALCAN were employed. 
TIMER2.0
To investigate the differential expression, survival prognosis, immunological checkpoints, and pathological stage of RAB13 in human pan-cancer, respectively, databases of TIMER2.0, GEPIA 2, and UALCAN were employed. 
GEPIA 2
To investigate the differential expression, survival prognosis, immunological checkpoints, and pathological stage of RAB13 in human pan-cancer, respectively, databases of TIMER2.0, GEPIA 2, and UALCAN were employed. 
UALCAN
CBioPortal database was used to analyze the mutation level, meanwhile, PPI network was constructed based on STRING website. 
CBioPortal database
CBioPortal database was used to analyze the mutation level, meanwhile, PPI network was constructed based on STRING website. 
STRING website