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:	DDX21
Human P-Site:	S778
P-Site Sequence:	KGQKRSFSKAFGQ__
UniProt:	Q9NR30
Intern. Prot. ID:	IPI00015953

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	DDX21	Q9NR30	S778	KGQKRSFSKAFGQ__	100 / 9 AA	87
Phosphosite 1:	DDX21	Q9NR30	S776	QNKGQKRSFSKAFGQ	100 / 7 AA	87
Phosphosite 2:	CNP	P09543	S279	DVLKKSYSKAFTLTI	75 / 8 AA	48
Phosphosite 3:	MLF1	P58340	S34	RQMIRSFSEPFGRDL	75 / 8 AA	31
Phosphosite 4:	MPHOSPH1	Q96Q89	S116	MAQKFSFSKVFGPAT	77 / 9 AA	211
Phosphosite 5:	RYR1	P21817	S3951	EQGKRNFSKAMSVAK	66 / 9 AA	565
Phosphosite 6:	ARFGEF2	Q9Y6D5	S1625	LQESHSFSKAFNSNY	75 / 8 AA	202
Phosphosite 7:	SENP6	Q9GZR1	S1010	KGSKRSFSKDVMKGS	85 / 7 AA	126
Phosphosite 8:	FOXN2	P32314	Y274	ALQKKRSYGNAFHHP	62 / 8 AA	47
Phosphosite 9:	SENP6	Q9GZR1	S1008	VKKGSKRSFSKDVMK	85 / 7 AA	126
Phosphosite 10:	ZNRF3	Q9ULT6	S455	RPKLSGRSFSKAACF	100 / 6 AA	101
Phosphosite 11:	ZNRF3	Q9ULT6	S457	KLSGRSFSKAACFSQ	100 / 6 AA	101
Phosphosite 12:	ZNF57	Q68EA5	Y537	KSHECQSYSKAFSCQ	71 / 7 AA	125
Phosphosite 13:	RYR2	Q92736	S3905	EQGQRNFSKAIQVAK	62 / 8 AA	565
Phosphosite 14:	Geminin coiled-coil domain-containing protein 1	A6NCL1	S137	LLSSDEFSKAYGKFR	83 / 6 AA	38
Phosphosite 15:	USP31	Q70CQ4	S22	ASGKEKRSFSKRLFR	100 / 6 AA	147
Phosphosite 16:	USP31	Q70CQ4	S24	GKEKRSFSKRLFRSG	100 / 6 AA	147
Phosphosite 17:	TBC1D30	Q9Y2I9	S912	PQMSRSFSKPGGGNS	75 / 8 AA	103
Phosphosite 18:	PRTG	Q2VWP7	S1102	PGQTTSFSRPFGVAA	71 / 7 AA	127
Phosphosite 19:	TLR3	O15455	S332	RYLNLKRSFTKQSIS	83 / 6 AA	104
Phosphosite 20:	DEPDC5	O75140	S1300	ASRHSSFSRSFGGRS	71 / 7 AA	178