SMTL ID : 2fh5.1 (2 other biounits)

The Structure of the Mammalian SRP Receptor

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.45 Å

Oligo State

hetero-oligomer

Ligands

1 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 4 residues within 4Å: Chain B: T.21, S.38, D.60 Ligands: GTP.2 4 PLIP interactions: 2 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:T.21, B:S.38, H2O.105, H2O.106

1 x GTP: GUANOSINE-5'-TRIPHOSPHATE(Non-covalent)

GTP.2: 22 residues within 4Å: Chain B: L.15, C.16, D.17, S.18, G.19, K.20, T.21, L.22, Y.32, T.35, T.37, S.38, P.62, G.63, N.123, K.124, D.126, I.127, S.190, A.191, K.192 Ligands: MG.1 29 PLIP interactions: 29 interactions with chain B Hydrogen bonds: B:D.17, B:S.18, B:G.19, B:K.20, B:T.21, B:T.21, B:L.22, B:Y.32, B:Y.32, B:T.35, B:S.38, B:G.63, B:N.123, B:K.124, B:K.124, B:A.191, B:K.192, B:K.192 Water bridges: B:T.21, B:T.35, B:Q.36, B:S.38, B:S.38, B:S.38, B:H.64 Salt bridges: B:K.20, B:K.20, B:D.126 pi-Cation interactions: B:K.124

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Schlenker, O. et al., The structure of the mammalian signal recognition particle (SRP) receptor as prototype for the interaction of small GTPases with Longin domains. J.Biol.Chem. (2006)

Release Date

2006-01-31

Peptides

Signal recognition particle receptor alpha subunit: A
Signal recognition particle receptor beta subunit: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Signal recognition particle receptor alpha subunit

Signal recognition particle receptor beta subunit

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