SAR1B (GTP-binding protein SAR1b)

FEATURES

FAMILY

DESCRIPTION

Also known as SAR1B_HUMAN, SAR1B, SARA2, SARB. 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. Homodimer. Binds PREB. Part of the COPII coat complex. Binds to the cytoplasmic tails of target proteins in the endoplasmic reticulum (By similarity).

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EXTERNAL LINKS

UNIPROT
ENZYME CLASSIFICATION

SAR1B

GTP-binding protein SAR1b

MOLECULAR SYNOPSIS STRUCTURAL LIGANDABILITY

SAR1B

Molecular Synopsis