EC 3.6.5.4: Signal-recognition-particle GTPase
Reaction catalysed:
GTP + H(2)O = GDP + phosphate
Systematic name:
GTP phosphohydrolase (protein-synthesis-assisting)
Variant 1 of Ribonucleoprotein Core of the E. Coli Signal Recognition Particle
Source organism:
Escherichia coli
Biochemical function:
7S RNA binding
Biological process: SRP-dependent cotranslational protein targeting to membrane
Cellular component: signal recognition particle
Biological process: SRP-dependent cotranslational protein targeting to membrane
Cellular component: signal recognition particle
Protein family (Pfam)![The deposited structure of PDB entry 2pxd contains 1 copy of Pfam domain PF02978 (Signal peptide binding domain) in Signal recognition particle protein. Showing 1 copy in chain B [auth A].](https://www.ebi.ac.uk/pdbe/static/entry/2pxd_2_A_Pfam_PF02978_image-200x200.png "The deposited structure of PDB entry <span class='highlight'>2pxd</span> contains 1 copy of Pfam domain <span class='highlight'>PF02978 (Signal peptide binding domain)</span> in <span class='highlight'>Signal recognition particle protein</span>. Showing 1 copy in chain <span class='highlight'>B [auth A]</span>.")
InterPro annotations
CATH domain![The deposited structure of PDB entry 2pxd contains 1 copy of CATH domain 1.10.260.30 (434 Repressor (Amino-terminal Domain)) in Signal recognition particle protein. Showing 1 copy in chain B [auth A].](https://www.ebi.ac.uk/pdbe/static/entry/2pxd_2_A_CATH_1.10.260.30_image-200x200.png "The deposited structure of PDB entry <span class='highlight'>2pxd</span> contains 1 copy of CATH domain <span class='highlight'>1.10.260.30 (434 Repressor (Amino-terminal Domain))</span> in <span class='highlight'>Signal recognition particle protein</span>. Showing 1 copy in chain <span class='highlight'>B [auth A]</span>.")
SCOP annotation![The deposited structure of PDB entry 2pxd contains 1 copy of SCOP domain 47447 (Signal peptide-binding domain) in Signal recognition particle protein. Showing 1 copy in chain B [auth A].](https://www.ebi.ac.uk/pdbe/static/entry/2pxd_2_A_SCOP_47447_image-200x200.png "The deposited structure of PDB entry <span class='highlight'>2pxd</span> contains 1 copy of SCOP domain <span class='highlight'>47447 (Signal peptide-binding domain)</span> in <span class='highlight'>Signal recognition particle protein</span>. Showing 1 copy in chain <span class='highlight'>B [auth A]</span>.")