ABM66369.1
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UniProt Primary Accession #
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UniProt Secondary Accession #
UniProt Related Accession #
NCBI Official Full Name
Sara2 protein
NCBI Official Synonym Symbols
NCBI Protein Information
GTP-binding protein SAR1b; SAR1 gene homolog B; SAR1a gene homolog 2
UniProt Protein Name
GTP-binding protein SAR1b
UniProt Entry Name
SAR1B_PIG
UniProt Comments for SAR1B
Function: Involved in transport from the endoplasmic reticulum to the Golgi apparatus. Activated by the guanine nucleotide exchange factor PREB. Involved in the selection of the protein cargo and the assembly of the COPII coat complex
By similarity.
Subunit structure: Homodimer. Binds PREB. Part of the COPII coat complex. Binds to the cytoplasmic tails of target proteins in the endoplasmic reticulum
By similarity.
Subcellular location: Endoplasmic reticulum membrane; Peripheral membrane protein
By similarity. Golgi apparatus › Golgi stack membrane; Peripheral membrane protein
By similarity. Note: Associated with the endoplasmic reticulum and Golgi stacks, in particular in the juxta-nuclear Golgi region
By similarity.
Sequence similarities: Belongs to the small GTPase superfamily. SAR1 family.
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Pathways associated with SAR1B peptide
Diseases associated with SAR1B peptide
Organs/Tissues associated with SAR1B peptide
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