Q9DCD6: Gamma-aminobutyric acid receptor-associated protein (Gabarap)

Gamma-aminobutyric acid receptor-associated protein (Gabarap) is a 117-residue protein from Mus musculus. This is its AlphaFold structure prediction, created 1 Aug 2025. UniProt accession: Q9DCD6.

Gene
Gabarap
Organism
Mus musculus
Length
117 residues
Mean pLDDT
94.5
Model
AF-Q9DCD6-F1 v6
Model created
1 Aug 2025
PDB structures
3

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Model confidence (pLDDT)

The mean pLDDT of this model is 94.5 (very high overall). pLDDT is AlphaFold's per-residue confidence score from 0 to 100. In MolViewer, choose the B-factor color scheme to color the model by pLDDT, because AlphaFold stores it in the B-factor column.

pLDDT bandMeaningShare of residues
Above 90Very high: backbone and side chains are usually accurate88%
70 to 90Confident: backbone generally right9%
50 to 70Low: treat with caution2%
Below 50Very low: often disordered regions1%

What pLDDT means and how to read it

Function

Ubiquitin-like modifier that plays a role in intracellular transport of GABA(A) receptors and its interaction with the cytoskeleton. Involved in autophagy: while LC3s are involved in elongation of the phagophore membrane, the GABARAP/GATE-16 subfamily is essential for a later stage in autophagosome maturation. Through its interaction with the reticulophagy receptor TEX264, participates in the remodeling of subdomains of the endoplasmic reticulum into autophagosomes upon nutrient stress, which then fuse with lysosomes for endoplasmic reticulum turnover. Participates in selective ER-phagy through interaction with UBAC2, promoting recruitment of UBAC2-associated ER fragments to…

Subunit structure

Interacts with GPHN (PubMed:10900017). Interacts with NSF (By similarity). Interacts with ATG7 (PubMed:11890701). Interacts with ATG3 and ATG13 (By similarity). Interacts with alpha-tubulin (By similarity). Interacts with beta-tubulin (PubMed:10899939). Interacts with GABRG2 (By similarity). Interacts with RB1CC1 (By similarity). Interacts with ULK1 (By similarity). Interacts with CALR (By…

Subcellular location

Cytoplasmic vesicle, autophagosome membrane, Endomembrane system, Cytoplasm, cytoskeleton, Golgi apparatus membrane, Cytoplasmic vesicle

Experimental structures in the PDB

Compare the prediction with experimentally determined structures of the same protein:

PDB IDMethodResolutionChains and residues
6A9XX-ray2.2 ÅD=1-117
5YIRX-ray2.75 ÅA/B/D=1-117
7FB5X-ray2.84 ÅA=1-117

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