Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	GSK3B
Human P-Site:	S21
P-Site Sequence:	CKPVQQPSAFGSMKV
UniProt:	P49841
Intern. Prot. ID:	IPI00028570

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	GSK3B	P49841	S21	CKPVQQPSAFGSMKV	100 / 9 AA	47
Phosphosite 1:	UBAP2L	Q14157	S958	ATPFQQPSGYGSHGY	75 / 8 AA	115
Phosphosite 2:	ZNF831	Q5JPB2	S1474	SDAQRPSSFGSKGTF	75 / 8 AA	178
Phosphosite 3:	ZNF831	Q5JPB2	S1473	FSDAQRPSSFGSKGT	66 / 9 AA	178
Phosphosite 4:	PPP2R4	Q15257	S133	TPPVDQPSRFGNKAY	66 / 9 AA	41
Phosphosite 5:	SHROOM4	Q9ULL8	S528	ELANQQPSASGSLVQ	87 / 8 AA	166
Phosphosite 6:	MCM3AP	O60318	S13	PFSGQQPSAFSASSS	100 / 6 AA	218
Phosphosite 7:	Putative uncharacterized protein FLJ46235	Q6ZRM9	S41	PASQQASSFGSAPAQ	75 / 8 AA	22
Phosphosite 8:	Putative uncharacterized protein FLJ46235	Q6ZRM9	S40	APASQQASSFGSAPA	75 / 8 AA	22
Phosphosite 9:	CCDC55	Q9H0G5	S27	HPVLQKPSVFGNDSD	55 / 9 AA	66
Phosphosite 10:	HAPLN1	P10915	T68	CKFYRDPTAFGSGIH	62 / 8 AA	40
Phosphosite 11:	C4orf37	Q8N412	S284	CSKKQKKSAFGSSVP	75 / 8 AA	51
Phosphosite 12:	VENTX	O95231	S16	RGPQQLSSFGSVDWL	75 / 8 AA	28
Phosphosite 13:	SLC6A7	Q99884	S524	SIVKYQPSEYGSYRF	71 / 7 AA	71
Phosphosite 14:	TEX9	Q8N6V9	S26	PPPVQQPSTPGPDLL	66 / 9 AA	45
Phosphosite 15:	DUSP21	Q9H596	S18	SQGVQQPSIYSFSQI	62 / 8 AA	22
Phosphosite 16:	PPP1R13L	Q8WUF5	Y132	LYLQPDAYGSLDRAT	71 / 7 AA	89
Phosphosite 17:	UBAP2L	Q14157	Y960	PFQQPSGYGSHGYNT	71 / 7 AA	115
Phosphosite 18:	VENTX	O95231	S15	PRGPQQLSSFGSVDW	75 / 8 AA	28
Phosphosite 19:	C11orf56	Q8N612	S586	ERPSPEPSPFGSRTK	62 / 8 AA	106
Phosphosite 20:	KIAA1931	Q96PV7	S268	LIPSHPSSFGSPPHP	71 / 7 AA	97