Modifier	Substrate	Residue	Sequence	Mechanism/Effect	PMID	Interaction ID
SRC	HSP90AB1	Tyr301	DDITQEEyGEFYKSL	phosphorylation up-regulates	17855507	SIGNOR-157781
CSNK2A1	HSP90AB1	Ser226 View in OncoXplorer	KEREKEIsDDEAEEE	phosphorylation down-regulates	18591256	SIGNOR-179260
CSNK2A1	HSP90AB1	Ser255 View in OncoXplorer	PKIEDVGsDEEDDSG	phosphorylation down-regulates	18591256	SIGNOR-179264

Enzyme	Effect	Phosphosite	Effect	Target	PMID	Interaction ID
SRC	phosphorylation up-regulates →	HSP90AB1 PTyr301	phosphorylation up-regulates →	HSP90AB1	17855507	SIGNOR-157781
CSNK2A1	phosphorylation up-regulates →	HSP90AB1 PSer226	phosphorylation down-regulates ⊣	HSP90AB1	18591256	SIGNOR-179260
CSNK2A1	phosphorylation up-regulates →	HSP90AB1 PSer255	phosphorylation down-regulates ⊣	HSP90AB1	18591256	SIGNOR-179264

Regulator	Mechanism/Effect	Target	SIGNOR-ID
SRC	phosphorylation → up-regulates	HSP90AB1	SIGNOR-157781
CSNK2A1	phosphorylation down-regulates	HSP90AB1	SIGNOR-179260
CSNK2A1	phosphorylation down-regulates	HSP90AB1	SIGNOR-179264