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:	FRRS1
Human P-Site:	S539
P-Site Sequence:	EVHAYRLSRKVEILD
UniProt:	Q6ZNA5
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	FRRS1	Q6ZNA5	S539	EVHAYRLSRKVEILD	100 / 9 AA	66
Phosphosite 1:	KIAA0652	O75143	S141	VTPAYRLSRKQGHEY	100 / 7 AA	57
Phosphosite 2:	MGST1	P10620	T40	ATAFYRLTRKVFANP	85 / 7 AA	18
Phosphosite 3:	RGL3	Q3MIN7	S499	EEQSYRLSRVIEPPA	66 / 9 AA	78
Phosphosite 4:	FAM71F1	Q96KD3	S274	NQLSFRSSRKVETNK	66 / 9 AA	39
Phosphosite 5:	CCDC88A	Q3V6T2	S504	EKENQRLSKKVEILE	85 / 7 AA	216
Phosphosite 6:	LKAP	Q9Y4F3	S802	SNIDYRLSRKELQQL	85 / 7 AA	193
Phosphosite 7:	CEP135	Q66GS9	S407	EQEKQRLSKKVESFA	85 / 7 AA	134
Phosphosite 8:	ITCH	Q96J02	S747	MVAEWRLSRGVEEQT	66 / 9 AA	103
Phosphosite 9:	DRD1IP	Q9NYX4	S154	AIGAYPLSRKHGTET	85 / 7 AA	23
Phosphosite 10:	KIAA0652	O75143	Y138	ITRVTPAYRLSRKQG	100 / 6 AA	57
Phosphosite 11:	HIPK4	Q8NE63	S372	SLRSYRLSLQVEGKP	66 / 9 AA	69
Phosphosite 12:	FRRS1	Q6ZNA5	Y536	VVLEVHAYRLSRKVE	100 / 6 AA	66
Phosphosite 13:	HSPB9	Q9BQS6	S98	ERVSYRMSQKVHRKM	62 / 8 AA	17
Phosphosite 14:	OCA2	Q04671	S418	AVKAYRLSRGRVWAM	100 / 6 AA	93
Phosphosite 15:	CHSY1	Q86X52	S321	RLHSYMLSRKISELR	62 / 8 AA	92
Phosphosite 16:	NUMA1	Q14980	S649	QREKAELSRKVEELQ	100 / 6 AA	238
Phosphosite 17:	CHST1	O43916	S58	PTFAYNLSRKTHILI	75 / 8 AA	47
Phosphosite 18:	NCAPD2	Q15021	S631	LQDAYSFSRKITEAI	62 / 8 AA	157
Phosphosite 19:	CHMP7	Q8WUX9	S252	MQSEQLLSRKVESLS	100 / 6 AA	51
Phosphosite 20:	CSS3	Q70JA7	S411	RLHNYMLSRKISELR	71 / 7 AA	100