SMTL ID : 1tnd.3 (2 other biounits)

THE 2.2 ANGSTROMS CRYSTAL STRUCTURE OF TRANSDUCIN-ALPHA COMPLEXED WITH GTP GAMMA S

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

monomer

Ligands

1 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 3 residues within 4Å: Chain A: S.17, T.151 Ligands: GSP.4 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:S.17, A:T.151, H2O.2, H2O.2

2 x CAC: CACODYLATE ION(Non-covalent)

CAC.2: 2 residues within 4Å: Chain A: C.36, P.139 No protein-ligand interaction detected (PLIP) CAC.3: 2 residues within 4Å: Chain A: V.171, C.184 No protein-ligand interaction detected (PLIP)

1 x GSP: 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE(Non-covalent)

GSP.4: 26 residues within 4Å: Chain A: A.11, G.12, E.13, S.14, G.15, K.16, S.17, T.18, D.120, S.121, L.145, R.146, S.147, R.148, K.150, T.151, G.172, G.173, N.239, K.240, D.242, V.243, C.295, A.296, T.297 Ligands: MG.1 35 PLIP interactions: 35 interactions with chain A Hydrogen bonds: A:A.11, A:E.13, A:S.14, A:G.15, A:K.16, A:K.16, A:S.17, A:T.18, A:T.18, A:S.121, A:S.147, A:R.148, A:T.151, A:T.151, A:G.173, A:N.239, A:K.240, A:K.240, A:A.296, A:T.297 Water bridges: A:S.17, A:K.21, A:D.120, A:D.120, A:D.120, A:R.146, A:R.146, A:R.146, A:T.151, A:D.170, A:Q.174 Salt bridges: A:K.16, A:R.148, A:D.242 pi-Cation interactions: A:K.240

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Noel, J.P. et al., The 2.2 A crystal structure of transducin-alpha complexed with GTP gamma S. Nature (1993)

Release Date

1994-07-31

Peptides

TRANSDUCIN: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

TRANSDUCIN

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