Protein Information

Cytoscape View


UniProt AC / UniProt ID P51451 / BLK_HUMAN
Protein Name Tyrosine-protein kinase Blk
Gene Name Name: BLK
Organism Homo sapiens (Human)

PRO ID PR:P51451
DAG View
PRO Name tyrosine-protein kinase Blk (human)
Definition A tyrosine-protein kinase BLK that is encoded in the genome of human.
Short Label hBLK
Category organism-gene

Interactive Sequence View

Select/align proteoforms across species


P51451 (BLK) as Substrate



Site PTM Type PTM Enzyme Score Source PMID
S24 Phosphorylation PhosphoSitePlus
Y107 Phosphorylation PhosphoSitePlus
K144 Ubiquitination PhosphoSitePlus
K157 Ubiquitination PhosphoSitePlus
K165 Ubiquitination PhosphoSitePlus
K175 Ubiquitination PhosphoSitePlus
Y187 Phosphorylation PhosphoSitePlus
Y188 Phosphorylation PhosphoSitePlus
S197 Phosphorylation PhosphoSitePlus
Y205 Phosphorylation PhosphoSitePlus
K208 Ubiquitination PhosphoSitePlus
K272 Ubiquitination PhosphoSitePlus
K305 Ubiquitination PhosphoSitePlus
Y309 Phosphorylation PhosphoSitePlus
Y314 Phosphorylation PhosphoSitePlus
K325 Ubiquitination PhosphoSitePlus
S341 Phosphorylation PhosphoSitePlus
Y350 Phosphorylation PhosphoSitePlus
S356 Phosphorylation PhosphoSitePlus
K375 Ubiquitination PhosphoSitePlus
Y389 Phosphorylation PhosphoSitePlus
K396 Ubiquitination PhosphoSitePlus
C460 Methylation IEDB 31844290
Y494 Phosphorylation PhosphoSitePlus
Y501 Phosphorylation PhosphoSitePlus


P51451 (BLK) as PTM Enzyme



Substrate Site Score Source PMID
P11912 (CD79A) Y188 neXtProt 7592958
P11912 (CD79A) Y199 neXtProt 7592958
P12318-2 (FCGR2A) Y280 HPRD 8756631
P12318 (FCGR2A) Y281 phospho.ELM 8756631
P12318-2 (FCGR2A) Y287 HPRD 8756631
P12318 (FCGR2A) Y288 neXtProt   phospho.ELM   PhosphoSitePlus 8756631
P12318-2 (FCGR2A) Y303 HPRD 8756631
P12318 (FCGR2A) Y304 neXtProt   phospho.ELM   PhosphoSitePlus 8756631
P31994-5 (FCGR2B) Y272 HPRD 8756631
P31994-2 (FCGR2B) Y273 HPRD 8756631
P31994-4 (FCGR2B) Y291 HPRD 8756631
P31994 (FCGR2B) Y292 HPRD   neXtProt   phospho.ELM   PhosphoSitePlus 8756631
P31995 (FCGR2C) Y294 neXtProt 8756631
P31995 (FCGR2C) Y310 neXtProt   PhosphoSitePlus 8756631
P40259 (CD79B) Y196 neXtProt 7592958
P40259 (CD79B) Y207 neXtProt 7592958


PTM sites affected in variants

Site Variant Source PMID Disease [Sample source]
Y107 C107 Biomuta DOID:363 / uterine cancer [ icgc ]
Y188 * Biomuta [ cosmic ]
K325 T325 Biomuta DOID:4159 / skin cancer [ cosmic ]
S341 L341 Biomuta DOID:363 / uterine cancer [ cosmic, icgc ] DOID:1612 / breast cancer [ cosmic ] DOID:9256 / colorectal cancer [ cosmic ]