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:	S731
P-Site Sequence:	FRGQREGSRGFRGQR
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	S731	FRGQREGSRGFRGQR	100 / 9 AA	87
Phosphosite 1:	DDX21	Q9NR30	S751	FRGQREGSRGPRGQR	88 / 9 AA	87
Phosphosite 2:	CCDC147	Q5T655	S212	QQRQNEASREFRKKE	66 / 9 AA	103
Phosphosite 3:	DDX3Y	O15523	S49	HLRNREASKGFHDKD	62 / 8 AA	73
Phosphosite 4:	TEC	P42680	S295	KFGGEGSSGFRHYHI	85 / 7 AA	74
Phosphosite 5:	SLC25A41	Q8N5S1	T238	QILQREGTRALYRGY	62 / 8 AA	41
Phosphosite 6:	PRDM9	Q9NQV7	S473	RTWQREISRAFSSPP	75 / 8 AA	103
Phosphosite 7:	TEC	P42680	S294	TKFGGEGSSGFRHYH	85 / 7 AA	74
Phosphosite 8:	ALX4	Q9H161	S32	SQSREGSSPFRAFPG	75 / 8 AA	44
Phosphosite 9:	KIAA1267	Q7Z3B3	S945	VPPQRRGSRSYRSSD	66 / 9 AA	121
Phosphosite 10:	ALX4	Q9H161	S31	VSQSREGSSPFRAFP	75 / 8 AA	44
Phosphosite 11:	KIAA1671	Q9BY89	S673	TKLKKENSRGFDNPE	62 / 8 AA	197
Phosphosite 12:	LRRK2	Q5S007	T2035	GIKTSEGTPGFRAPE	71 / 7 AA	286
Phosphosite 13:	OTOL1	A6NHN0	S327	GPTGKKGSRGFKGSK	62 / 8 AA	49
Phosphosite 14:	GPR179	Q6PRD1	S1173	QVCQREGSREQEDRG	100 / 6 AA	257
Phosphosite 15:	ARFGEF3	Q5TH69	S1092	QDLVREGSRGRASDF	100 / 6 AA	241
Phosphosite 16:	CACNA1A	O00555	S984	RARHREGSRPARGGE	66 / 9 AA	282
Phosphosite 17:	Csdc2	Q9Y534	S32	FPFHREGSRVWERGG	62 / 8 AA	17
Phosphosite 18:	HUWE1	Q7Z6Z7	S1298	LSKEKEGSRGEEDTG	71 / 7 AA	482
Phosphosite 19:	HSPBP1	Q9NZL4	S6	__MSDEGSRGSRLPL	85 / 7 AA	39
Phosphosite 20:	RAD26L	Q5T890	T142	RDYQREGTRFLYGHY	83 / 6 AA	81