SMTL ID : 6qnk.2 (1 other biounit)

Antibody FAB fragment targeting Gi protein heterotrimer

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

hetero-1-1-mer

Ligands

1 x PG4: TETRAETHYLENE GLYCOL(Non-functional Binders)

PG4.1: 8 residues within 4Å: Chain A: H.51, N.53, Y.57, H.116, Y.119 Chain B: Y.69, Y.120 Ligands: EDO.2 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:N.53, A:Y.119, A:Y.119 Water bridges: B:Y.69

4 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.2: 7 residues within 4Å: Chain A: Y.57, Y.59, R.75, H.116 Chain B: Y.120, P.126 Ligands: PG4.1 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Y.59, A:Y.59 EDO.3: 4 residues within 4Å: Chain A: S.147, E.148 Chain B: P.150, A.152 5 PLIP interactions: 2 interactions with chain B, 3 interactions with chain A Water bridges: B:A.152, B:E.238, A:E.148 Hydrogen bonds: A:S.147, A:S.147 EDO.6: 4 residues within 4Å: Chain B: G.28, G.29, T.134, T.135 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:G.133, B:T.134, B:T.135, B:T.135 EDO.7: 1 residues within 4Å: Chain B: Y.121 No protein-ligand interaction detected (PLIP)

2 x MLT: D-MALATE(Non-covalent)

MLT.4: 4 residues within 4Å: Chain A: S.92, G.93, T.94, A.95 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:S.92, A:G.93, A:T.94, A:T.94, A:T.94, A:A.95 MLT.5: 8 residues within 4Å: Chain A: T.189, Q.191, D.192, S.193, K.194 Chain B: V.190, H.191, T.192 5 PLIP interactions: 3 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:D.192, A:S.193, B:T.192, B:T.192 Salt bridges: A:K.194

1 x PGE: TRIETHYLENE GLYCOL(Non-functional Binders)

PGE.8: 6 residues within 4Å: Chain B: Y.79, K.84, G.85, R.86, F.87, T.88 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:G.85, B:F.87 Water bridges: B:Y.79

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Tsai, C.J. et al., Cryo-EM structure of the rhodopsin-G alpha i-beta gamma complex reveals binding of the rhodopsin C-terminal tail to the G beta subunit. Elife (2019)

Release Date

2019-07-10

Peptides

FAB light chain: A
FAB heavy chain: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

FAB light chain

FAB heavy chain

Related Entries With Identical Sequence