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:	C19orf21
Human P-Site:	S449
P-Site Sequence:	GAFGKPSSLSTAEAK
UniProt:	Q8IVT2
Intern. Prot. ID:	IPI00217121

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C19orf21	Q8IVT2	S449	GAFGKPSSLSTAEAK	100 / 9 AA	75
Phosphosite 1:	C19orf21	Q8IVT2	S448	FGAFGKPSSLSTAEA	100 / 8 AA	75
Phosphosite 2:	MTUS1	Q9ULD2	S767	SSSGKPTSLKTAQSS	77 / 9 AA	141
Phosphosite 3:	HOXB8	P17481	S63	EFYHGPSSLSTAPYQ	100 / 7 AA	28
Phosphosite 4:	BSN	Q9UPA5	S3485	KAGPKPSSLSMAHSR	87 / 8 AA	416
Phosphosite 5:	HOXB8	P17481	S65	YHGPSSLSTAPYQQN	100 / 7 AA	28
Phosphosite 6:	AZI1	Q9UPN4	S114	SGKKRPASLSTAPSE	75 / 8 AA	122
Phosphosite 7:	ZNF518B	Q9C0D4	S681	ESCGKPSSLASNSAH	75 / 8 AA	120
Phosphosite 8:	MTUS1	Q9ULD2	T766	VSSSGKPTSLKTAQS	75 / 8 AA	141
Phosphosite 9:	ZNF518B	Q9C0D4	S680	IESCGKPSSLASNSA	75 / 8 AA	120
Phosphosite 10:	MED1	Q15648	S1179	MKPQGKPSSLMNPSL	100 / 6 AA	168
Phosphosite 11:	LAMA3	Q16787	S3118	PPSGKPKSLPTNSFV	75 / 8 AA	367
Phosphosite 12:	MED1	Q15648	S1180	KPQGKPSSLMNPSLS	100 / 6 AA	168
Phosphosite 13:	NDUFB4	O95168	S9	SFPKYKPSSLRTLPE	85 / 7 AA	15
Phosphosite 14:	CACNB3	P54284	S143	RRSGNPSSLSDIGNR	85 / 7 AA	55
Phosphosite 15:	LRRC19	Q9H756	S326	GFTGNPSSLSQIPET	85 / 7 AA	42
Phosphosite 16:	SMS2	Q8NHU3	S44	NGNGKPKSLSSGLRK	66 / 9 AA	42
Phosphosite 17:	NDUFB4	O95168	S10	FPKYKPSSLRTLPET	85 / 7 AA	15
Phosphosite 18:	LRRC19	Q9H756	S325	DGFTGNPSSLSQIPE	85 / 7 AA	42
Phosphosite 19:	ZBTB24	O43167	T139	HSSPKPTTLNTAGAP	62 / 8 AA	78
Phosphosite 20:	CACNB3	P54284	S142	ARRSGNPSSLSDIGN	85 / 7 AA	55