2R2Q: PDB entry 2R2Q

Crystal structure of human Gamma-Aminobutyric Acid Receptor-Associated Protein-like 1 (GABARAP1), Isoform CRA_a. Determined by X-ray diffraction at 1.65 Å resolution. Released 4 Sept 2007.

Method: X-ray diffraction
Resolution: 1.65 Å
Organism: Homo sapiens
Chains: 2
Atoms: 2,027
Mol. weight: 26.52 kDa
Released: 4 Sept 2007

Explore 2R2Q in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

2R2Q contains 10 α-helices and 16 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 5 helices, 8 β-strands

Element	Residues	Length	Sheet
α-helix	4-8	5
α-helix	11-24	14
β-strand	28-35	8	1
α-helix	42-44	3
β-strand	48-52	5	1
β-strand	56	1	2
α-helix	57-67	11
β-strand	77-79	3	1
β-strand	80	1	3
β-strand	83	1	3
β-strand	90	1	2
α-helix	91-98	8
β-strand	105-110	6	1

Chain B: 5 helices, 8 β-strands

Element	Residues	Length	Sheet
α-helix	4-8	5
α-helix	11-24	14
β-strand	28-35	8	4
α-helix	42-43	2
β-strand	48-52	5	4
β-strand	56	1	5
α-helix	57-67	11
β-strand	77-79	3	4
β-strand	80	1	6
β-strand	83	1	6
β-strand	90	1	5
α-helix	91-98	8
β-strand	105-110	6	4

Molecules and chains

Molecule	Chains	Type	Length	Organism	UniProt
Gamma-aminobutyric acid receptor-associated protein-like 1	A, B	protein	110	Homo sapiens	Q9H0R8 (AlphaFold model)

Sequence of entity 1 (A, B), FASTA

>2R2Q_1 Gamma-aminobutyric acid receptor-associated protein-like 1 (chains A, B)
GFQYKEDHPFEYRKKEGEKIRKKYPDRVPVIVEKAPKARVPDLDKRKYLVPSDLTVGQFY
FLIRKRIHLRPEDALFFFVNNTIPPTSATMGQLYEDNHEEDYFLYVAYSD

Primary citation

Crystal structure of human Gamma-Aminobutyric Acid Receptor-Associated Protein-like 1 (GABARAP1), Isoform CRA_a. Paramanathan, R., Davis, T., Tempel, W. et al. To be published.

Other PDB entries of the same protein (UniProt Q9H0R8 (AlphaFold model), which also has an AlphaFold model), best resolution first:

6YOO 1.06 Å, Structure of SAMM50 LIR bound to GABARAPL1
6HOI 1.14 Å, Structure of Beclin1 LIR motif bound to GABARAPL1
6HOL 1.4 Å, Structure of ATG14 LIR motif bound to GABARAPL1
5LXI 1.44 Å, GABARAP-L1 ATG4B LIR Complex
7AA7 1.45 Å, Structure of SCOC pS12/pS18 LIR motif bound to GABARAPL1
8X8A 1.53 Å, Crystal structure of STBD1 LIR motif in complex with GABARAPL1
5LXH 1.58 Å, GABARAP-L1 ATG4B LIR Complex
7AA9 1.72 Å, Structure of SCOC pT13/pT15 LIR motif bound to GABARAPL1
9JF2 1.76 Å, Crystal structure of GABARAPL1 in complex with ATG16L1
7JHX 1.91 Å, Crystal structure of hEPG5 LIR/GABARAPL1 complex
9HGC 2.52 Å, Crystal structure of human GABARAPL1 in complex with cyclic peptide GAB_D8
5DPT 2.9 Å, Crystal structure of PLEKHM1 LIR-fused human GABARAPL1_2-117

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