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Protein Structures and Oligomeric States

Enter a protein name, UniProt accession or PDB ID. Name searches ask you to confirm the protein identity before related structures are queried.

Current Protein Identity：P31644 New Search
23PDB entries
23Biological assembly
166chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics

Difference tags compare only the current result set; every original PDB and assembly record remains separate.

Related-Structure Differences

Each row represents one biological assembly in one PDB entry; multiple monomers of the same protein are listed separately.

PDB Entry Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Experimental Method Experimental Conditions Structure Quality
5O8F Structure of a chimaeric beta3-alpha5 GABAA receptor in complex with nanobody Nb25 and pregnanolone Deposited 2017-06-13 Assembly 1 Insufficient information Heteromer；Protein × 10 PDB declaration: decameric（10） Consistent with protein count
Chain A 261–346（86 aa）
Chain A 424–462（39 aa）
Chain B 261–346（86 aa）
Chain B 424–462（39 aa）
Chain C 261–346（86 aa）
Chain C 424–462（39 aa）
Chain D 261–346（86 aa）
Chain D 424–462（39 aa）
Chain E 261–346（86 aa）
Chain E 424–462（39 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 P9N Pregnanolone × 5 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.6；277 K；14% PEG 6000, 0.1M N-(2-Acetamido)iminodiacetic acid (ADA), 7.6 mM 4-Cyclohexyl-1-Butyl-beta-D-Maltoside (CYMAL-4)
Resolution 3.20 Å R-free 0.242
5OJM Structure of a chimaeric beta3-alpha5 GABAA receptor in complex with nanobody Nb25 Deposited 2017-07-21 Assembly 1 Insufficient information Heteromer；Protein × 10 PDB declaration: decameric（10） Consistent with protein count
Chain A 257–346（90 aa）
Chain A 424–462（39 aa）
Chain B 257–346（90 aa）
Chain B 424–462（39 aa）
Chain C 257–346（90 aa）
Chain C 424–462（39 aa）
Chain D 257–346（90 aa）
Chain D 424–462（39 aa）
Chain E 257–346（90 aa）
Chain E 424–462（39 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.8；277.15 K；14% poly-ethylene glycol (PEG) 5000, 0.08M magnesium acetate, 0.1M sodium citrate, 1mM ethylene glycol-bis(beta-aminoethyl ether)-N,N,N',N'-tetraacetic acid (EGTA)
Resolution 3.30 Å R-free 0.250
6A96 Cryo-EM structure of the human alpha5beta3 GABAA receptor in complex with GABA and Nb25 Deposited 2018-07-11 Assembly 1 Other combination Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain A 1–346（346 aa）
Chain A 424–462（39 aa）
Not recorded ABU GAMMA-AMINO-BUTANOIC ACID × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.51 Å
8BEJ GABA-A receptor a5 homomer - a5V3 - APO Deposited 2022-10-21 Assembly 1 Protein homooligomer Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 32–345（314 aa）
Chain A 424–450（27 aa）
Chain B 32–345（314 aa）
Chain B 424–450（27 aa）
Chain C 32–345（314 aa）
Chain C 424–450（27 aa）
Chain D 32–345（314 aa）
Chain D 424–450（27 aa）
Chain E 32–345（314 aa）
Chain E 424–450（27 aa）
Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.24 Å
8BGI GABA-A receptor a5 homomer - a5V1 - Flumazenil Deposited 2022-10-27 Assembly 1 Protein homooligomer Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 32–346（315 aa）
Chain A 424–450（27 aa）
Chain B 32–346（315 aa）
Chain B 424–450（27 aa）
Chain C 32–346（315 aa）
Chain C 424–450（27 aa）
Chain D 32–346（315 aa）
Chain D 424–450（27 aa）
Chain E 32–346（315 aa）
Chain E 424–450（27 aa）
Not recorded SO4 SULFATE ION × 29 FYP ethyl 8-fluoro-5-methyl-6-oxo-5,6-dihydro-4H-imidazo[1,5-a][1,4]benzodiazepine-3-carboxylate × 5 P9N Pregnanolone × 5 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 6 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；279 K；19 % PEG 1000 0.1 M sodium chloride 0.15 M ammonium sulfate 0.1 M 2-(N-morpholino)ethanesulfonic acid (MES) pH 6.5 25 mM Sucrose monodecanoate detergent (sucrose monocaprate)
Resolution 2.56 Å R-free 0.277
8BHA GABA-A receptor a5 homomer - a5V3 - Basmisanil - HR Deposited 2022-10-30 Assembly 1 Protein homooligomer Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 32–315（284 aa）
Chain A 424–450（27 aa）
Chain B 32–315（284 aa）
Chain B 424–450（27 aa）
Chain C 32–315（284 aa）
Chain C 424–450（27 aa）
Chain D 32–315（284 aa）
Chain D 424–450（27 aa）
Chain E 32–315（284 aa）
Chain E 424–450（27 aa）
Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 QI0 Basmisanil × 5 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.67 Å
8BHB GABA-A receptor a5 homomer - a5V3 - RO154513 Deposited 2022-10-30 Assembly 1 Protein homooligomer Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 32–315（284 aa）
Chain A 424–450（27 aa）
Chain B 32–315（284 aa）
Chain B 424–450（27 aa）
Chain C 32–315（284 aa）
Chain C 424–450（27 aa）
Chain D 32–315（284 aa）
Chain D 424–450（27 aa）
Chain E 32–315（284 aa）
Chain E 424–450（27 aa）
Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 EIE ethyl 8-[(azanylidene-$l^{4}-azanylidene)amino]-5-methyl-6-oxidanylidene-4~{H}-imidazo[1,5-a][1,4]benzodiazepine-3-carboxylate × 5 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.54 Å
8BHG GABA-A receptor a5 heteromer - a5V2 - Bretazenil Deposited 2022-10-31 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 32–451（420 aa）
Chain C 32–451（420 aa）
Chain D 32–451（420 aa）
Chain E 32–451（420 aa）
Mutation：;I79M,T82N,V98I,R101A,S103T,N121D,L123R,L124V,S126D,K127Q,G138D,I142F,N145W,L152M,L155I,E156W,D157N,T160R,L161V,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,N121D,L123R,L124V,S126D,K127Q,G138D,I142F,N145W,L152M,L155I,E156W,D157N,T160R,L161V,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,N121D,L123R,L124V,S126D,K127Q,G138D,I142F,N145W,L152M,L155I,E156W,D157N,T160R,L161V,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,N121D,L123R,L124V,S126D,K127Q,G138D,I142F,N145W,L152M,L155I,E156W,D157N,T160R,L161V,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; QMU Bretazenil × 5 DMU DECYL-BETA-D-MALTOPYRANOSIDE × 5 NO3 NITRATE ION × 3 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 6 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；279 K；22% PEG 400 0.37M potassium nitrate 0.1 M 2-(N-morpholino)ethanesulfonic acid (MES) pH 6.5
Resolution 2.39 Å R-free 0.283
8BHI GABA-A receptor a5 homomer - a5V3 - RO5211223 Deposited 2022-10-31 Assembly 1 Protein homooligomer Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 32–315（284 aa）
Chain A 424–450（27 aa）
Chain B 32–315（284 aa）
Chain B 424–450（27 aa）
Chain C 32–315（284 aa）
Chain C 424–450（27 aa）
Chain D 32–315（284 aa）
Chain D 424–450（27 aa）
Chain E 32–315（284 aa）
Chain E 424–450（27 aa）
Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 QKF [1,1-bis(oxidanylidene)-1,4-thiazinan-4-yl]-[6-[[5-methyl-3-(6-methylpyridin-3-yl)-1,2-oxazol-4-yl]methoxy]pyridin-3-yl]methanone × 5 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.67 Å
8BHK GABA-A receptor a5 homomer - a5V3 - Diazepam Deposited 2022-10-31 Assembly 1 Protein homooligomer Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 32–315（284 aa）
Chain A 424–450（27 aa）
Chain B 32–315（284 aa）
Chain B 424–450（27 aa）
Chain C 32–315（284 aa）
Chain C 424–450（27 aa）
Chain D 32–315（284 aa）
Chain D 424–450（27 aa）
Chain E 32–315（284 aa）
Chain E 424–450（27 aa）
Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 DZP 7-CHLORO-1-METHYL-5-PHENYL-1,3-DIHYDRO-2H-1,4-BENZODIAZEPIN-2-ONE × 5 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å
8BHM GABA-A receptor a5 homomer - a5V3 - DMCM Deposited 2022-10-31 Assembly 1 Protein homooligomer Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 32–315（284 aa）
Chain A 424–450（27 aa）
Chain B 32–315（284 aa）
Chain B 424–450（27 aa）
Chain C 32–315（284 aa）
Chain C 424–450（27 aa）
Chain D 32–315（284 aa）
Chain D 424–450（27 aa）
Chain E 32–315（284 aa）
Chain E 424–450（27 aa）
Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 R63 methyl 4-ethyl-6,7-dimethoxy-9H-pyrido[3,4-b]indole-3-carboxylate × 5 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.95 Å
8BHO GABA-A receptor a5 homomer - a5V3 - L655708 Deposited 2022-10-31 Assembly 1 Protein homooligomer Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 32–315（284 aa）
Chain A 424–450（27 aa）
Chain B 32–315（284 aa）
Chain B 424–450（27 aa）
Chain C 32–315（284 aa）
Chain C 424–450（27 aa）
Chain D 32–315（284 aa）
Chain D 424–450（27 aa）
Chain E 32–315（284 aa）
Chain E 424–450（27 aa）
Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 QMJ ethyl (7~{S})-15-methoxy-12-oxidanylidene-2,4,11-triazatetracyclo[11.4.0.0^{2,6}.0^{7,11}]heptadeca-1(17),3,5,13,15-pentaene-5-carboxylate × 5 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.93 Å
8BHQ GABA-A receptor a5 homomer - a5V3 - RO7172670 Deposited 2022-10-31 Assembly 1 Protein homooligomer Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 32–315（284 aa）
Chain A 424–450（27 aa）
Chain B 32–315（284 aa）
Chain B 424–450（27 aa）
Chain C 32–315（284 aa）
Chain C 424–450（27 aa）
Chain D 32–315（284 aa）
Chain D 424–450（27 aa）
Chain E 32–315（284 aa）
Chain E 424–450（27 aa）
Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 QR3 2-[[5-methyl-3-(6-methylpyridazin-3-yl)-1,2-oxazol-4-yl]methyl]-5-(5-oxa-2-azaspiro[3.5]nonan-2-yl)pyridazin-3-one × 5 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å
8BHR GABA-A receptor a5 homomer - a5V3 - RO7015738 Deposited 2022-10-31 Assembly 1 Protein homooligomer Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 32–315（284 aa）
Chain A 424–450（27 aa）
Chain B 32–315（284 aa）
Chain B 424–450（27 aa）
Chain C 32–315（284 aa）
Chain C 424–450（27 aa）
Chain D 32–315（284 aa）
Chain D 424–450（27 aa）
Chain E 32–315（284 aa）
Chain E 424–450（27 aa）
Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 QM7 6-[[5-methyl-3-(6-methylpyridin-3-yl)-1,2-oxazol-4-yl]methoxy]-~{N}-[(2~{S})-1-oxidanylpentan-2-yl]pyridine-3-carboxamide × 5 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.38 Å
8BHS GABA-A receptor a5 homomer - a5V3 - RO4938581 Deposited 2022-10-31 Assembly 1 Protein homooligomer Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 32–346（315 aa）
Chain A 424–450（27 aa）
Chain B 32–346（315 aa）
Chain B 424–450（27 aa）
Chain C 32–346（315 aa）
Chain C 424–450（27 aa）
Chain D 32–346（315 aa）
Chain D 424–450（27 aa）
Chain E 32–346（315 aa）
Chain E 424–450（27 aa）
Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; Mutation：;I79M,T82N,V98I,R101A,S103T,I142F,N145W,K151R,L152M,L155I,E156W,D157N,T160R,L161V,M165L,Q176D,A184E,H185Q,A186N,P287A,I336L,T340F,F344I,V335I ; NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 QK9 5-[bis(fluoranyl)methyl]-15-bromanyl-2,4,8,9,11-pentazatetracyclo[11.4.0.0^{2,6}.0^{8,12}]heptadeca-1(13),3,5,9,11,14,16-heptaene × 5 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.24 Å
9HAA a5b3 GABAA Receptor resting state Deposited 2024-11-02 Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 33–346（314 aa）
Chain A 421–462（42 aa）
Chain D 33–346（314 aa）
Chain D 421–462（42 aa）
Not recorded BUA butanoic acid × 2 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 1 ZN ZINC ION × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20 mM HEPES, 100 mM NaCl, 2 mM Fluorinated Fos-choline 8, 0.005% LMNG, 0.0005% CHS
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.14 Å
9HNQ a5b3 GABAA Receptor bound to GABA and Mb25 in desensitized state in detergent micelles Deposited 2024-12-11 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 33–346（314 aa）
Chain A 421–462（42 aa）
Chain D 33–346（314 aa）
Chain D 421–462（42 aa）
Not recorded ABU GAMMA-AMINO-BUTANOIC ACID × 2 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20 mM HEPES, 100 mM NaCl, 0.005% LMNG, 0.0005% CHS
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.81 Å
9HNR a5b3 GABAA Receptor in 1 a5 to 4 b3 stoichiometry in desensitized state Deposited 2024-12-11 Assembly 1 Insufficient information Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain A 33–346（314 aa）
Chain A 421–462（42 aa）
Not recorded ABU GAMMA-AMINO-BUTANOIC ACID × 1 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.17 Å
9HNS a5b3 GABAAR bound to GABA and Mb25 in a desensitized state in saposin nanodiscs after long GABA treatment Deposited 2024-12-11 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 33–346（314 aa）
Chain A 421–462（42 aa）
Chain D 33–346（314 aa）
Chain D 421–462（42 aa）
Not recorded ABU GAMMA-AMINO-BUTANOIC ACID × 2 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.10 Å
9HNT a5b3 GABAAR bound to Etomidate, GABA, and Mb25 in a desensitized state in saposin nanodiscs Deposited 2024-12-11 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 33–346（314 aa）
Chain A 421–462（42 aa）
Chain D 33–346（314 aa）
Chain D 421–462（42 aa）
Not recorded V8D Etomidate × 2 ABU GAMMA-AMINO-BUTANOIC ACID × 2 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.32 Å
9HUM a5b3 GABAAR bound to GABA and Mb25 in a desensitized state in saposin nanodiscs after short GABA treatment Deposited 2024-12-23 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 33–345（313 aa）
Chain A 421–462（42 aa）
Chain D 33–345（313 aa）
Chain D 421–462（42 aa）
Not recorded ABU GAMMA-AMINO-BUTANOIC ACID × 2 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.35 Å
9RL5 a5b3 GABAAR bound to Topiramate, GABA, and Mb25 in a desensitized state in saposin nanodiscs Deposited 2025-06-16 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 33–346（314 aa）
Chain A 421–462（42 aa）
Chain D 33–346（314 aa）
Chain D 421–462（42 aa）
Not recorded ABU GAMMA-AMINO-BUTANOIC ACID × 2 TOR [(3aS,5aR,8aR,8bS)-2,2,7,7-tetramethyltetrahydro-3aH-bis[1,3]dioxolo[4,5-b:4',5'-d]pyran-3a-yl]methyl sulfamate × 2 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.10 Å
9RPB a5b3 GABAAR bound to GABA, and Mb25 in a desensitized state in saposin nanodiscs, topiramate-free Deposited 2025-06-24 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 33–346（314 aa）
Chain A 421–462（42 aa）
Chain D 33–346（314 aa）
Chain D 421–462（42 aa）
Not recorded ABU GAMMA-AMINO-BUTANOIC ACID × 2 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.10 Å

This page presents structural evidence recorded in PDB/mmCIF.“No recorded non-water small molecule” does not prove that the experimental sample was ligand-free; experimental conditions belong to the PDB experiment, while ligands and copy counts are shown for each biological assembly.