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Protein

Polyribonucleotide 5'-hydroxyl-kinase Clp1

Gene

CLP1

Organism
Homo sapiens (Human)
Status
Unreviewed-Annotation score: Annotation score: 4 out of 5-Experimental evidence at protein leveli

Functioni

Polynucleotide kinase that can phosphorylate the 5'-hydroxyl groups of double-stranded RNA (dsRNA), single-stranded RNA (ssRNA), double stranded DNA (dsDNA) and double-stranded DNA:RNA hybrids. dsRNA is phosphorylated more efficiently than dsDNA, and the RNA component of a DNA:RNA hybrid is phosphorylated more efficiently than the DNA component. Appears to have roles in both tRNA splicing and mRNA 3'-end formation. Component of the tRNA splicing endonuclease complex. Phosphorylates the 5'-terminus of the tRNA 3'-exon during tRNA splicing; this phosphorylation event is a prerequisite for the subsequent ligation of the two exon halves and the production of a mature tRNA. Component of the pre-mRNA cleavage complex II (CF-II), which seems to be required for mRNA 3'-end formation. Also phosphorylates the 5'-terminus of exogenously introduced short interfering RNAs (siRNAs), which is a necessary prerequisite for their incorporation into the RNA-induced silencing complex (RISC). However, endogenous siRNAs and microRNAs (miRNAs) that are produced by the cleavage of dsRNA precursors by DICER1 already contain a 5'-phosphate group, so this protein may be dispensible for normal RNA-mediated gene silencing.UniRule annotation

Catalytic activityi

ATP + 5'-dephospho-DNA = ADP + 5'-phospho-DNA.UniRule annotation
ATP + 5'-dephospho-RNA = ADP + 5'-phospho-RNA.UniRule annotation

Cofactori

Mg2+UniRule annotation, Mn2+UniRule annotation, Ni2+UniRule annotation

Sites

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Binding sitei33ATPUniRule annotation1
Binding sitei73ATP; via carbonyl oxygenUniRule annotation1

GO - Molecular functioni

GO - Biological processi

Keywordsi

Molecular functionKinaseUniRule annotation, Transferase
Biological processmRNA processingUniRule annotationSAAS annotation, tRNA processingUniRule annotation
LigandATP-bindingSAAS annotation, MagnesiumUniRule annotation, ManganeseUniRule annotation, NickelUniRule annotation, Nucleotide-binding

Names & Taxonomyi

Protein namesi
Recommended name:
Polyribonucleotide 5'-hydroxyl-kinase Clp1UniRule annotation (EC:2.7.1.78UniRule annotation)
Alternative name(s):
Polyadenylation factor Clp1UniRule annotation
Polynucleotide kinase Clp1UniRule annotation
Pre-mRNA cleavage complex II protein Clp1UniRule annotation
Gene namesi
Name:CLP1UniRule annotationImported
OrganismiHomo sapiens (Human)Imported
Taxonomic identifieri9606 [NCBI]
Taxonomic lineageiEukaryotaMetazoaChordataCraniataVertebrataEuteleostomiMammaliaEutheriaEuarchontogliresPrimatesHaplorrhiniCatarrhiniHominidaeHomo
Proteomesi
  • UP000005640 Componenti: Chromosome 11

Organism-specific databases

HGNCiHGNC:16999. CLP1.

Subcellular locationi

  • Nucleus UniRule annotationSAAS annotation

GO - Cellular componenti

Keywords - Cellular componenti

NucleusUniRule annotationSAAS annotation

Pathology & Biotechi

Organism-specific databases

OpenTargetsiENSG00000172409.

PTM / Processingi

Proteomic databases

EPDiE9PL17.
MaxQBiE9PL17.
PaxDbiE9PL17.
PRIDEiE9PL17.

Expressioni

Gene expression databases

BgeeiENSG00000172409.
ExpressionAtlasiE9PL17. baseline and differential.

Interactioni

Subunit structurei

Component of the tRNA splicing endonuclease complex, composed of CLP1, TSEN2, TSEN15, TSEN34 and TSEN54. Component of pre-mRNA cleavage complex II (CF-II). Also associates with numerous components of the pre-mRNA cleavage complex I (CF-I/CFIm), including NUDT21, CPSF2, CPSF3, CPSF6 and CPSF7. Interacts with CSTF2 and SYMPK.UniRule annotation

Protein-protein interaction databases

IntActiE9PL17. 7 interactors.

Structurei

3D structure databases

ProteinModelPortaliE9PL17.
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Domains and Repeats

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Domaini27 – 118CLP1_NInterPro annotationAdd BLAST92
Domaini132 – 318CLP1_PInterPro annotationAdd BLAST187
Domaini324 – 434Clp1InterPro annotationAdd BLAST111

Sequence similaritiesi

Belongs to the Clp1 family. Clp1 subfamily.UniRule annotationSAAS annotation

Phylogenomic databases

eggNOGiKOG2749. Eukaryota.
COG5623. LUCA.
GeneTreeiENSGT00390000000344.
OMAiKVAIFTY.
OrthoDBiEOG091G088L.
PhylomeDBiE9PL17.

Family and domain databases

HAMAPiMF_03035. Clp1. 1 hit.
InterProiView protein in InterPro
IPR028606. Clp1.
IPR032324. Clp1_N.
IPR032319. CLP1_P.
IPR027417. P-loop_NTPase.
IPR010655. Pre-mRNA_cleavage_Clp1.
PfamiView protein in Pfam
PF06807. Clp1. 1 hit.
PF16573. CLP1_N. 1 hit.
PF16575. CLP1_P. 1 hit.
SUPFAMiSSF52540. SSF52540. 3 hits.

Sequencei

Sequence statusi: Complete.

E9PL17-1 [UniParc]FASTAAdd to basket

« Hide

        10         20         30         40         50
MTDLHSSYTE EMGEEANDDK KPTTKFELER ETELRFEVEA SQSVQLELLT
60 70 80 90 100
GMAEIFGTEL TRNKKFTFDA GAKVAVFTWH GCSVQLSGRT EVAYVSKDTP
110 120 130 140 150
MLLYLNTHTA LEQMRRQAEK EEERGPRVMV VGPTDVGKST VCRLLLNYAV
160 170 180 190 200
RLGRRPTYVE LDVGQGSVSI PGTMGALYIE RPADVEEGFS IQAPLVYHFG
210 220 230 240 250
STTPGTNIKL YNKITSRLAD VFNQRCEVNR RASVSGCVIN TCGWVKGSGY
260 270 280 290 300
QALVHAASAF EVDVVVVLDQ ERLYNELKRD LPHFVRTVLL PKSGGVVERS
310 320 330 340 350
KDFRRECRDE RIREYFYGFR GCFYPHAFNV KFSDVKIYKV GAPTIPDSCL
360 370 380 390 400
PLGMSQEDNQ LKLVPVTPGR DMVHHLLSVS TAEGTEENLS ETSVAGFIVV
410 420 430
TSVDLEHQVF TVLSPAPRPL PKNFLLIMDI RFMDLK
Length:436
Mass (Da):48,940
Last modified:April 5, 2011 - v1
Checksum:i51576E4951199285
GO

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
AP000662 Genomic DNA. No translation available.
KF511152 Genomic DNA. No translation available.

Genome annotation databases

EnsembliENST00000529430; ENSP00000433406; ENSG00000172409.
UCSCiuc058bns.1. human.

Similar proteinsi

Links to similar proteins from the UniProt Reference Clusters (UniRef) at 100%, 90% and 50% sequence identity:
100%UniRef100 combines identical sequences and sub-fragments with 11 or more residues from any organism into one UniRef entry.
90%UniRef90 is built by clustering UniRef100 sequences that have at least 90% sequence identity to, and 80% overlap with, the longest sequence (a.k.a seed sequence).
50%UniRef50 is built by clustering UniRef90 seed sequences that have at least 50% sequence identity to, and 80% overlap with, the longest sequence in the cluster.

Entry informationi

Entry nameiE9PL17_HUMAN
AccessioniPrimary (citable) accession number: E9PL17
Entry historyiIntegrated into UniProtKB/TrEMBL: April 5, 2011
Last sequence update: April 5, 2011
Last modified: July 5, 2017
This is version 54 of the entry and version 1 of the sequence. See complete history.
Entry statusiUnreviewed (UniProtKB/TrEMBL)
DisclaimerAny medical or genetic information present in this entry is provided for research, educational and informational purposes only. It is not in any way intended to be used as a substitute for professional medical advice, diagnosis, treatment or care.

Miscellaneousi

Caution

Lacks conserved residue(s) required for the propagation of feature annotation.UniRule annotation
The sequence shown here is derived from an Ensembl automatic analysis pipeline and should be considered as preliminary data.Imported

Keywords - Technical termi

Complete proteome, Proteomics identificationCombined sources, Reference proteomeImported