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:	PRPS1L1
Human P-Site:	S103
P-Site Sequence:	RQDKKDKSRSPISAK
UniProt:	P21108
Intern. Prot. ID:	IPI00218371

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PRPS1L1	P21108	S103	RQDKKDKSRSPISAK	100 / 9 AA	35
Phosphosite 1:	PRPS1	P60891	S103	RQDKKDKSRAPISAK	88 / 9 AA	35
Phosphosite 2:	PRPS2	P11908	S103	RQDKKDKSRAPISAK	88 / 9 AA	35
Phosphosite 3:	PRPS1L1	P21108	S105	DKKDKSRSPISAKLV	100 / 7 AA	35
Phosphosite 4:	SFRS4	Q08170	S247	SRSKKEKSRSPSKEK	87 / 8 AA	57
Phosphosite 5:	Rab11FIP2	Q7L804	T160	DLSMKDKTRSPFAKL	66 / 9 AA	58
Phosphosite 6:	CEP350	Q5VT06	S103	TKSRKEKSRSPLRAT	66 / 9 AA	351
Phosphosite 7:	Rab11FIP1	Q6WKZ4	S166	DLSMKDKSRNPFGKL	66 / 9 AA	137
Phosphosite 8:	VGLL4	Q14135	S101	RRDPRERSRSPIERA	62 / 8 AA	31
Phosphosite 9:	PPIL4	Q8WUA2	S477	RSKKRDRSRSPKKSK	75 / 8 AA	57
Phosphosite 10:	ADCY10	Q96PN6	S1123	KTLKKDKSWSQTFES	66 / 9 AA	187
Phosphosite 11:	Bcr	P11274	S367	YRMFRDKSRSPSQNS	85 / 7 AA	143
Phosphosite 12:	VGLL4	Q14135	S103	DPRERSRSPIERAVA	71 / 7 AA	31
Phosphosite 13:	C6orf151	Q6IEG0	S300	SRHRRDRSRSPHKRK	62 / 8 AA	40
Phosphosite 14:	PRB1	P04280	S270	PPPQGDKSRSPQSPP	100 / 6 AA	39
Phosphosite 15:	Bcr	P11274	S369	MFRDKSRSPSQNSQQ	100 / 6 AA	143
Phosphosite 16:	SRRM1	Q8IYB3	S169	SREKRERSRSPRRRK	62 / 8 AA	102
Phosphosite 17:	Rab11FIP2	Q7L804	S162	SMKDKTRSPFAKLKD	71 / 7 AA	58
Phosphosite 18:	PRB1	P04280	S87	PPPQGDKSRSPRSPP	100 / 6 AA	39
Phosphosite 19:	Basic salivary proline-rich protein 2	P02812	S57	PPPQGDKSRSPR___	100 / 6 AA	6
Phosphosite 20:	Basic salivary proline-rich protein 2	P02812	S108	PPPQGDKSRSPRSPP	100 / 6 AA	6