SMTL ID : 1rj9.1

Structure of the heterodimer of the conserved GTPase domains of the Signal Recognition Particle (Ffh) and Its Receptor (FtsY)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

hetero-1-1-mer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 3 residues within 4Å: Chain A: T.116, R.142 Ligands: GCP.2 4 PLIP interactions: 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:T.116, H2O.1, H2O.1, H2O.1 MG.3: 2 residues within 4Å: Chain B: T.112 Ligands: GCP.4 4 PLIP interactions: 1 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:T.112, H2O.7, H2O.7, H2O.7

2 x GCP: PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER(Non-covalent)

GCP.2: 25 residues within 4Å: Chain A: V.110, N.111, G.112, V.113, G.114, K.115, T.116, T.117, K.121, D.139, R.142, Q.148, G.194, T.255, K.256, D.258, G.281, V.282, G.283, E.284 Chain B: Q.107, R.138, L.192 Ligands: MG.1, GCP.4 28 PLIP interactions: 24 interactions with chain A, 4 interactions with chain B Hydrogen bonds: A:G.112, A:G.114, A:K.115, A:K.115, A:K.115, A:T.116, A:T.117, A:T.117, A:T.117, A:K.121, A:D.139, A:R.142, A:Q.148, A:Q.148, A:G.194, A:K.256, A:K.256, A:G.283, A:E.284 Water bridges: A:R.142, A:D.258, B:Q.107, B:R.138, B:G.190 Salt bridges: A:D.258, A:E.284, B:R.138 pi-Cation interactions: A:K.256 GCP.4: 25 residues within 4Å: Chain A: N.111, G.112, R.142, L.196 Chain B: L.106, Q.107, G.108, S.109, G.110, K.111, T.112, T.113, K.117, D.135, R.138, Q.144, G.190, K.246, D.248, G.271, V.272, S.273, E.274 Ligands: GCP.2, MG.3 27 PLIP interactions: 4 interactions with chain A, 23 interactions with chain B Water bridges: A:N.111, A:N.111, A:G.194, A:G.194, B:T.113, B:R.138, B:E.274, B:E.274 Hydrogen bonds: B:G.108, B:G.110, B:K.111, B:K.111, B:K.111, B:T.112, B:T.113, B:T.113, B:K.117, B:D.135, B:D.135, B:R.138, B:Q.144, B:Q.144, B:G.190, B:K.246, B:S.273 Salt bridges: B:D.248 pi-Cation interactions: B:K.246

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Egea, P.F. et al., Substrate twinning activates the signal recognition particle and its receptor. Nature (2004)

Release Date

2004-01-27

Peptides

Signal Recognition Protein: A
Signal recognition particle protein: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Signal Recognition Protein

Signal recognition particle protein