Structure of PDB 7nfx Chain x

Receptor sequence
>7nfxx (length=417) Species: 9606 (Homo sapiens) [Search protein sequence]
LADLGRKITSALRSLSNATIINEEVLNAMLKEVCTALLEADVNIKLVKQL
RENVKSAIDLEEMASGLNKRKMIQHAVFKELVKLVDPGVKAWTPTKGKQN
VIMFVGLQGSGKTTTCSKLAYYYQRKGWKTCLICADTFRAGAFDQLKQNA
TKARIPFYGSYTEMDPVIIASEGVEKFKNENFEIIIVDTSGRHKQEDSLF
EEMLQVANAIQPDNIVYVMDASIEQACEAQAKAFKDKVDVASVIVTKLDG
HAKGGGALSAVAATKSPIIFIGTGEHIDDFEPFKTQPFISKLLGMGDIEG
LIDKVNELKLDDNEALIEKLKHGQFTLRDMYEQFQNIMKMGPGNEQESMA
RLKKLMTIMDSMNDQELDSTDGAKVFSKQPGRIQRVARGSGVSTRDVQEL
LTQYTKFAQMVKKMGGI
3D structure
PDB7nfx Receptor compaction and GTPase rearrangement drive SRP-mediated cotranslational protein translocation into the ER.
Chainx
Resolution3.2 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.6.5.4: signal-recognition-particle GTPase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 rna x T377 S381 M382 N383 D384 Q399 R405 R408 G409 T357 S361 M362 N363 D364 Q379 R385 R388 G389
BS02 GNP x G111 S112 G113 K114 T115 T116 R141 K249 G274 T275 G276 E277 G109 S110 G111 K112 T113 T114 R139 K247 G272 T273 G274 E275
Gene Ontology
Molecular Function
GO:0003723 RNA binding
GO:0003924 GTPase activity
GO:0005515 protein binding
GO:0005525 GTP binding
GO:0008312 7S RNA binding
GO:0016787 hydrolase activity
GO:0016887 ATP hydrolysis activity
GO:0019003 GDP binding
GO:0030942 endoplasmic reticulum signal peptide binding
GO:0043021 ribonucleoprotein complex binding
Biological Process
GO:0006614 SRP-dependent cotranslational protein targeting to membrane
GO:0006616 SRP-dependent cotranslational protein targeting to membrane, translocation
GO:0006617 SRP-dependent cotranslational protein targeting to membrane, signal sequence recognition
GO:0030593 neutrophil chemotaxis
GO:0030851 granulocyte differentiation
GO:0031017 exocrine pancreas development
GO:0045047 protein targeting to ER
Cellular Component
GO:0005634 nucleus
GO:0005730 nucleolus
GO:0005737 cytoplasm
GO:0005783 endoplasmic reticulum
GO:0005786 signal recognition particle, endoplasmic reticulum targeting
GO:0005829 cytosol
GO:0016607 nuclear speck
GO:0048500 signal recognition particle

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:7nfx, PDBe:7nfx, PDBj:7nfx
PDBsum7nfx
PubMed34020957
UniProtP61011|SRP54_HUMAN Signal recognition particle subunit SRP54 (Gene Name=SRP54)

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