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:	MRPS21
Human P-Site:	S56
P-Site Sequence:	CRRRQRESYERCRRI
UniProt:	P82921
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MRPS21	P82921	S56	CRRRQRESYERCRRI	100 / 9 AA	11
Phosphosite 1:	MRPS21	P82921	Y57	RRRQRESYERCRRIY	100 / 8 AA	11
Phosphosite 2:	KIAA1602	Q9HCH0	T53	ANENQRETYERCLDE	87 / 8 AA	139
Phosphosite 3:	KIAA1602	Q9HCH0	Y54	NENQRETYERCLDEV	87 / 8 AA	139
Phosphosite 4:	NAP5	O14513	Y210	NENQREQYERCLDEV	87 / 8 AA	209
Phosphosite 5:	TPR	P12270	Y444	LKRQREEYERAQKAV	75 / 8 AA	267
Phosphosite 6:	RBMXL2	O75526	Y365	CPPQRDSYSRSGCRV	62 / 8 AA	43
Phosphosite 7:	RBMXL2	O75526	S364	GCPPQRDSYSRSGCR	62 / 8 AA	43
Phosphosite 8:	HIP1	O00291	S35	LEAAERESFERTQTV	71 / 7 AA	116
Phosphosite 9:	MYO5C	Q9NQX4	Y1655	DSDAKEIYERCTSLS	71 / 7 AA	203
Phosphosite 10:	YME1L1	Q96TA2	S728	IRILLRDSYERAKHI	71 / 7 AA	86
Phosphosite 11:	LRRC50	Q8NEP3	S340	ERKRQRESQERGEMT	87 / 8 AA	80
Phosphosite 12:	YME1L1	Q96TA2	Y729	RILLRDSYERAKHIL	83 / 6 AA	86
Phosphosite 13:	ALS2CR11	Q53TS8	S584	EVNKQRESYSGKFTS	83 / 6 AA	71
Phosphosite 14:	KRTAP10-11	P60412	Y213	PVCSRASYSRCQQPS	71 / 7 AA	30
Phosphosite 15:	Nedd4-BP2	Q86UW6	Y1111	LEALKDLYERCNKDI	50 / 8 AA	199
Phosphosite 16:	KRTAP10-11	P60412	S214	VCSRASYSRCQQPSC	71 / 7 AA	30
Phosphosite 17:	ADAM10	O14672	S740	QRQRPRESYQMGHMR	71 / 7 AA	84
Phosphosite 18:	KRTAP10-11	P60412	S212	VPVCSRASYSRCQQP	71 / 7 AA	30
Phosphosite 19:	FTL	P02792	Y63	AEEKREGYERLLKMQ	71 / 7 AA	20
Phosphosite 20:	ZYG11B	Q9C0D3	Y154	TLSLEDPYERCFSRL	66 / 6 AA	84