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Overview

Uniprot IDQ00577
Protein NameTranscriptional activator protein Pur-alpha
Gene NamePURA
OrganismHomo sapiens

Kla Sites from experimental identification

Position Flanking peptide
144 DEPRRALKSEFLVRE
250 FMRVSEVKPTYRNSI
71 KRVDIQNKRFYLDVK
87 NAKGRFLKIAEVGAG
97 EVGAGGNKSRLTLSM

Function

This is a probable transcription activator that specifically binds the purine-rich single strand of the PUR element located upstream of the MYC gene (PubMed:1448097, PubMed:20976240). May play a role in the initiation of DNA replication and in recombination

Protein Sequence

10 MADRDSGSEQ 20 GGAALGSGGS 30 LGHPGSGSGS 40 GGGGGGGGGG 50 GGSGGGGGGA 60 PGGLQHETQE 70 LASKRVDIQN 80 KRFYLDVKQN 90 AKGRFLKIAE 100 VGAGGNKSRL 110 TLSMSVAVEF 120 RDYLGDFIEH 130 YAQLGPSQPP 140 DLAQAQDEPR 150 RALKSEFLVR 160 ENRKYYMDLK 170 ENQRGRFLRI 180 RQTVNRGPGL 190 GSTQGQTIAL 200 PAQGLIEFRD 210 ALAKLIDDYG 220 VEEEPAELPE 230 GTSLTVDNKR 240 FFFDVGSNKY 250 GVFMRVSEVK 260 PTYRNSITVP 270 YKVWAKFGHT 280 FCKYSEEMKK 290 IQEKQREKRA 300 ACEQLHQQQQ 310 QQQEETAAAT 320 LLLQGEEEGE ED

Gene Ontology

Classification GO ID Description
Cellular Component GO:0000781 chromosome, telomeric region
Cellular Component GO:0005737 cytoplasm
Cellular Component GO:0030425 dendrite
Cellular Component GO:0098978 glutamatergic synapse
Cellular Component GO:0043025 neuronal cell body
Cellular Component GO:0005634 nucleus
Cellular Component GO:0098794 postsynapse
Molecular Function GO:0000981 DNA-binding transcription factor activity, RNA polymerase II-specific
Molecular Function GO:0140297 DNA-binding transcription factor binding
Molecular Function GO:0001227 DNA-binding transcription repressor activity, RNA polymerase II-specific
Molecular Function GO:0003691 double-stranded telomeric DNA binding
Molecular Function GO:0000900 mRNA regulatory element binding translation repressor activity
Molecular Function GO:0032422 purine-rich negative regulatory element binding
Molecular Function GO:0003723 RNA binding
Molecular Function GO:0000977 RNA polymerase II transcription regulatory region sequence-specific DNA binding
Molecular Function GO:0003697 single-stranded DNA binding
Molecular Function GO:0046332 SMAD binding
Molecular Function GO:0140416 transcription regulator inhibitor activity
Biological Process GO:0098963 dendritic transport of messenger ribonucleoprotein complex
Biological Process GO:0006270 DNA replication initiation
Biological Process GO:0006351 DNA-templated transcription
Biological Process GO:0000122 negative regulation of transcription by RNA polymerase II
Biological Process GO:0006357 regulation of transcription by RNA polymerase II

Reference

[1] Hong H, Chen X, Wang H, Gu X, Yuan Y et al.. Global profiling of protein lysine lactylation and potential target modified protein analysis in hepatocellular carcinoma.. Proteomics 23(9):e2200432. 2023 May. PMID: 36625413.

[2] Shi CM, Wang QC, Li XL, Yang YH, Tang XY et al.. Global Profiling of Protein Lactylation in Human Hippocampi.. Proteomics Clin Appl 19(2):e202400061. 2025 Mar. PMID: 39610256.