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2NG1

N AND GTPASE DOMAINS OF THE SIGNAL SEQUENCE RECOGNITION PROTEIN FFH FROM THERMUS AQUATICUS

Functional Information from GO Data
ChainGOidnamespacecontents
A0003924molecular_functionGTPase activity
A0005525molecular_functionGTP binding
A0006614biological_processSRP-dependent cotranslational protein targeting to membrane
A0048500cellular_componentsignal recognition particle
Functional Information from PDB Data
site_idAC1
Number of Residues18
DetailsBINDING SITE FOR RESIDUE GDP A 900
ChainResidue
AGLN3
AASP248
AASP248
AGLY271
AVAL272
ASER273
AGLU274
AHOH997
AHOH998
AHOH1007
AGLY108
ASER109
AGLY110
ALYS111
ATHR112
ATHR113
AGLN144
ALYS246

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE DIO A 800
ChainResidue
AVAL272
AGLU280
APRO281
ATYR283
AARG290

site_idAC3
Number of Residues8
DetailsBINDING SITE FOR RESIDUE EDO A 971
ChainResidue
AGLY105
ALEU106
AALA189
AGLY190
AARG191
AASP195
APHE233
AHOH1008

site_idAC4
Number of Residues1
DetailsBINDING SITE FOR RESIDUE EDO A 973
ChainResidue
AVAL152

Functional Information from PROSITE/UniProt
site_idPS00300
Number of Residues14
DetailsSRP54 SRP54-type proteins GTP-binding domain signature. PIyFAGVSEkPegL
ChainResidueDetails
APRO266-LEU279

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsBINDING: BINDING => ECO:0000255|HAMAP-Rule:MF_00306
ChainResidueDetails
ALEU106
ATHR188
ALYS246

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PDB entries from 2025-06-18

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