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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：Q14344 New Search
9PDB entries
9Biological assembly
14chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state Different ligand/ion 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
7T6B Structure of S1PR2-heterotrimeric G13 signaling complex Deposited 2021-12-13 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 17–377（361 aa）
Not recorded S1P (2S,3R,4E)-2-amino-3-hydroxyoctadec-4-en-1-yl dihydrogen phosphate × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.19 Å
8H8J Lodoxamide-bound GPR35 in complex with G13 Deposited 2022-10-23 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 34–377（344 aa）
Not recorded WYB 2,2'-[(2-chloro-5-cyano-1,3-phenylene)bis(azanediyl)]bis(oxoacetic acid) × 1 CA CALCIUM ION × 1 CLR CHOLESTEROL × 3 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.04
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
8KGG LPS-bound P2Y10 in complex with G13 Deposited 2023-08-19 Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 203–377（175 aa）
Mutation：C3S,M18E,N22C,R24S,E25R,D26E,G27K,E28T,K29Y,A30V,A31K,E33L,L36I,G42D,E43N,I49F,V50L,K54R,S111D,E114D,I134D,I218A,V221I WJS (2~{S})-2-$l^{4}-azanyl-3-[[(2~{R})-3-octadecanoyloxy-2-oxidanyl-propoxy]-oxidanyl-oxidanylidene-$l^{6}-phosphanyl]oxy-propanoic acid × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.06 Å
9E51 Cryo-EM structure of human LPHN2 (ADGRL2)/G13 complex in lipid nanodiscs Deposited 2024-10-26 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain B 108–282（175 aa）
Not recorded CLR CHOLESTEROL × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9ECJ Human P2RY8 bound to S-geranylgeranyl-L-glutathione in complex with miniG13 Deposited 2024-11-14 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 203–377（175 aa）
Not recorded A1BIG L-gamma-glutamyl-S-[(2Z,6E)-3,7,15-trimethyl-11-methylidenehexadeca-2,6,14-trien-1-yl]-L-cysteinylglycine × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9GE2 Structure of GPR55 in complex with G13 and synthetic agonist ML184 Deposited 2024-08-06 Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 31–73（43 aa）
Chain A 203–377（175 aa）
Not recorded A1IKH 3-[4-(2,3-dimethylphenyl)piperazin-1-yl]carbonyl-N,N-dimethyl-4-pyrrolidin-1-yl-benzenesulfonamide × 1 CLR CHOLESTEROL × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.51 Å
9GE3 Structure of GPR55 in complex with G13 and endogenous lipid agonist lysophosphatidylinositol Deposited 2024-08-06 Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 31–73（43 aa）
Chain A 203–377（175 aa）
Not recorded A1IKT [(2R)-2-oxidanyl-3-[oxidanyl-[(2R,3S,5R,6R)-2,3,4,5,6-pentakis(oxidanyl)cyclohexyl]oxy-phosphoryl]oxy-propyl] hexadecanoate × 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 2.87 Å
9JHP Cryo-EM structure of GPR4 complexed with miniG13 in pH6.8 Deposited 2024-09-10 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 31–72（42 aa）
Chain A 203–377（175 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 6.8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.35 Å
9V0U GPR133-Gain-miniG13 complex Deposited 2025-05-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 31–73（43 aa）
Chain A 108–157（50 aa）
Chain A 168–282（115 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.51 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.