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UniProtKB - P21565 (SRP54_SCHPO)
Protein
Signal recognition particle 54 kDa protein homolog
Gene
srp54
Organism
Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast)
Status
Functioni
Binds to the signal sequence of presecretory protein when they emerge from the ribosomes and transfers them to TRAM (translocating chain-associating membrane protein).
Regions
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Nucleotide bindingi | 108 – 115 | GTPBy similarity | 8 | |
Nucleotide bindingi | 190 – 194 | GTPBy similarity | 5 | |
Nucleotide bindingi | 248 – 251 | GTPBy similarity | 4 |
GO - Molecular functioni
- 7S RNA binding Source: PomBase
- endoplasmic reticulum signal peptide binding Source: GO_Central
- GTPase activity Source: PomBase
- GTP binding Source: UniProtKB-KW
GO - Biological processi
- SRP-dependent cotranslational protein targeting to membrane Source: PomBase
- SRP-dependent cotranslational protein targeting to membrane, translocation Source: GO_Central
Keywordsi
Molecular function | Ribonucleoprotein, RNA-binding |
Ligand | GTP-binding, Nucleotide-binding |
Enzyme and pathway databases
Reactomei | R-SPO-1799339, SRP-dependent cotranslational protein targeting to membrane |
Names & Taxonomyi
Protein namesi | Recommended name: Signal recognition particle 54 kDa protein homologShort name: SRP54 |
Gene namesi | Name:srp54 ORF Names:SPCC188.06c |
Organismi | Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast) |
Taxonomic identifieri | 284812 [NCBI] |
Taxonomic lineagei | Eukaryota › Fungi › Dikarya › Ascomycota › Taphrinomycotina › Schizosaccharomycetes › Schizosaccharomycetales › Schizosaccharomycetaceae › Schizosaccharomyces › |
Proteomesi |
|
Organism-specific databases
PomBasei | SPCC188.06c, srp54 |
VEuPathDBi | FungiDB:SPCC188.06c |
Subcellular locationi
Cytoplasm and Cytosol
Cytosol
- cytosol Source: PomBase
Endoplasmic reticulum
- endoplasmic reticulum Source: PomBase
Other locations
- signal recognition particle, endoplasmic reticulum targeting Source: PomBase
Keywords - Cellular componenti
Cytoplasm, Signal recognition particlePathology & Biotechi
Mutagenesis
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Mutagenesisi | 110 | Q → K or R: Lethal. 1 Publication | 1 | |
Mutagenesisi | 114 | K → G or R: Lethal. 1 Publication | 1 | |
Mutagenesisi | 115 | T → N: Lethal. 1 Publication | 1 | |
Mutagenesisi | 138 | D → N: Lethal. 1 Publication | 1 | |
Mutagenesisi | 194 | R → L or H: Cold-sensitive. 1 Publication | 1 | |
Mutagenesisi | 248 | T → N: Cold-sensitive. 1 Publication | 1 | |
Mutagenesisi | 248 | T → R or K: Lethal. 1 Publication | 1 |
PTM / Processingi
Molecule processing
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
ChainiPRO_0000101201 | 1 – 522 | Signal recognition particle 54 kDa protein homologAdd BLAST | 522 |
Proteomic databases
MaxQBi | P21565 |
PaxDbi | P21565 |
PTM databases
iPTMneti | P21565 |
Interactioni
Subunit structurei
Fungal signal recognition particle consists of a 7S RNA molecule (scR1) and at least six protein subunits: srp72, srp68, srp54, sec65, srp21 and srp14.
By similarityProtein-protein interaction databases
BioGRIDi | 275858, 5 interactors |
IntActi | P21565, 3 interactors |
MINTi | P21565 |
STRINGi | 4896.SPCC188.06c.1 |
Family & Domainsi
Region
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Regioni | 1 – 295 | G-domainAdd BLAST | 295 | |
Regioni | 296 – 522 | M-domainAdd BLAST | 227 |
Domaini
Has a two domain structure: the G-domain binds GTP; the M-domain binds the 7S RNA in presence of srp19 and also binds the signal sequence.
Sequence similaritiesi
Phylogenomic databases
eggNOGi | KOG0780, Eukaryota |
HOGENOMi | CLU_009301_6_1_1 |
InParanoidi | P21565 |
OMAi | DTAGRHK |
PhylomeDBi | P21565 |
Family and domain databases
Gene3Di | 1.10.260.30, 1 hit 1.20.120.140, 1 hit 3.40.50.300, 1 hit |
HAMAPi | MF_00306, SRP54, 1 hit |
InterProi | View protein in InterPro IPR003593, AAA+_ATPase IPR027417, P-loop_NTPase IPR036891, Signal_recog_part_SRP54_M_sf IPR013822, Signal_recog_particl_SRP54_hlx IPR004125, Signal_recog_particle_SRP54_M IPR022941, SRP54 IPR006325, SRP54_euk IPR000897, SRP54_GTPase_dom IPR042101, SRP54_N_sf |
PANTHERi | PTHR11564, PTHR11564, 1 hit |
Pfami | View protein in Pfam PF00448, SRP54, 1 hit PF02881, SRP54_N, 1 hit PF02978, SRP_SPB, 1 hit |
SMARTi | View protein in SMART SM00382, AAA, 1 hit SM00962, SRP54, 1 hit SM00963, SRP54_N, 1 hit |
SUPFAMi | SSF47446, SSF47446, 1 hit SSF52540, SSF52540, 1 hit |
TIGRFAMsi | TIGR01425, SRP54_euk, 1 hit |
PROSITEi | View protein in PROSITE PS00300, SRP54, 1 hit |
i Sequence
Sequence statusi: Complete.
P21565-1 [UniParc]FASTAAdd to basket
10 20 30 40 50
MVFADLGRRL NSALGDFSKA TSVNEELVDT LLKNICTALL ETDVNVRLVQ
60 70 80 90 100
ELRSNIKKKI NVSTLPQGIN GKRIVQKAVF DELCSLVDPK VDAFTPKKGR
110 120 130 140 150
PSVIMMVGLQ GSGKTTTCSK LALHYQRRGL KSCLVAADTF RAGAFDQLKQ
160 170 180 190 200
NAIKARVPYF GSYTETDPVV IAKEGVDKFK NDRFDVIIVD TSGRHQQEQE
210 220 230 240 250
LFAEMVEISD AIRPDQTIMI LDASIGQAAE SQSKAFKETA DFGAVIITKL
260 270 280 290 300
DGHAKGGGAL SAVAATKTPI VFIGTGEHIN DLERFSPRSF ISKLLGLGDL
310 320 330 340 350
EGLMEHVQSL DFDKKNMVKN LEQGKFTVRD FRDQLGNIMK LGPLSKMASM
360 370 380 390 400
IPGMSNMMNG MNDEEGSLRM KRMLYIVDSM TEQELDSDGL LFVEQPSRVL
410 420 430 440 450
RVARGSGTSV LEVEETISQV RVFAQMAKKI GGKDGILGKL GGNPAAALKK
460 470 480 490 500
DPRQLAAMQK RMQAMGMGGG MPGLNPGSMN FGDISKMANM LMGGGGPGGA
510 520
GGMDFSGMLN QFQNMQKPPR RR
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | X51613 Genomic DNA Translation: CAA35951.1 M55518 Genomic DNA Translation: AAA35344.1 CU329672 Genomic DNA Translation: CAB41226.1 |
PIRi | A33644 |
RefSeqi | NP_588209.1, NM_001023199.2 |
Genome annotation databases
EnsemblFungii | SPCC188.06c.1; SPCC188.06c.1:pep; SPCC188.06c |
GeneIDi | 2539290 |
KEGGi | spo:SPCC188.06c |
Similar proteinsi
Cross-referencesi
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | X51613 Genomic DNA Translation: CAA35951.1 M55518 Genomic DNA Translation: AAA35344.1 CU329672 Genomic DNA Translation: CAB41226.1 |
PIRi | A33644 |
RefSeqi | NP_588209.1, NM_001023199.2 |
3D structure databases
SMRi | P21565 |
ModBasei | Search... |
Protein-protein interaction databases
BioGRIDi | 275858, 5 interactors |
IntActi | P21565, 3 interactors |
MINTi | P21565 |
STRINGi | 4896.SPCC188.06c.1 |
PTM databases
iPTMneti | P21565 |
Proteomic databases
MaxQBi | P21565 |
PaxDbi | P21565 |
Genome annotation databases
EnsemblFungii | SPCC188.06c.1; SPCC188.06c.1:pep; SPCC188.06c |
GeneIDi | 2539290 |
KEGGi | spo:SPCC188.06c |
Organism-specific databases
PomBasei | SPCC188.06c, srp54 |
VEuPathDBi | FungiDB:SPCC188.06c |
Phylogenomic databases
eggNOGi | KOG0780, Eukaryota |
HOGENOMi | CLU_009301_6_1_1 |
InParanoidi | P21565 |
OMAi | DTAGRHK |
PhylomeDBi | P21565 |
Enzyme and pathway databases
Reactomei | R-SPO-1799339, SRP-dependent cotranslational protein targeting to membrane |
Miscellaneous databases
PROi | PR:P21565 |
Family and domain databases
Gene3Di | 1.10.260.30, 1 hit 1.20.120.140, 1 hit 3.40.50.300, 1 hit |
HAMAPi | MF_00306, SRP54, 1 hit |
InterProi | View protein in InterPro IPR003593, AAA+_ATPase IPR027417, P-loop_NTPase IPR036891, Signal_recog_part_SRP54_M_sf IPR013822, Signal_recog_particl_SRP54_hlx IPR004125, Signal_recog_particle_SRP54_M IPR022941, SRP54 IPR006325, SRP54_euk IPR000897, SRP54_GTPase_dom IPR042101, SRP54_N_sf |
PANTHERi | PTHR11564, PTHR11564, 1 hit |
Pfami | View protein in Pfam PF00448, SRP54, 1 hit PF02881, SRP54_N, 1 hit PF02978, SRP_SPB, 1 hit |
SMARTi | View protein in SMART SM00382, AAA, 1 hit SM00962, SRP54, 1 hit SM00963, SRP54_N, 1 hit |
SUPFAMi | SSF47446, SSF47446, 1 hit SSF52540, SSF52540, 1 hit |
TIGRFAMsi | TIGR01425, SRP54_euk, 1 hit |
PROSITEi | View protein in PROSITE PS00300, SRP54, 1 hit |
MobiDBi | Search... |
Entry informationi
Entry namei | SRP54_SCHPO | |
Accessioni | P21565Primary (citable) accession number: P21565 | |
Entry historyi | Integrated into UniProtKB/Swiss-Prot: | May 1, 1991 |
Last sequence update: | May 1, 1991 | |
Last modified: | February 23, 2022 | |
This is version 161 of the entry and version 1 of the sequence. See complete history. | ||
Entry statusi | Reviewed (UniProtKB/Swiss-Prot) | |
Annotation program | Fungal Protein Annotation Program |
Miscellaneousi
Keywords - Technical termi
Reference proteomeDocuments
- Schizosaccharomyces pombe
Schizosaccharomyces pombe: entries and gene names - SIMILARITY comments
Index of protein domains and families