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:	PROCA1
Human P-Site:	S355
P-Site Sequence:	RKVNKRKSPPGSNPN
UniProt:	Q8NCQ7
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PROCA1	Q8NCQ7	S355	RKVNKRKSPPGSNPN	100 / 9 AA	41
Phosphosite 1:	MSL1	Q68DK7	S333	GKGHKRKSPFGSTER	77 / 9 AA	67
Phosphosite 2:	CHD4	Q14839	S1531	VEENKKMSQPGSPSP	66 / 9 AA	218
Phosphosite 3:	POU3F3	P20264	T465	RQKEKRMTPPGIQQQ	62 / 8 AA	50
Phosphosite 4:	SF4	Q8IWZ8	S338	DPGLKRKSPPEALSG	75 / 8 AA	72
Phosphosite 5:	POU3F2	P20265	T413	RQKEKRMTPPGGTLP	55 / 9 AA	47
Phosphosite 6:	IRX3	P78415	S365	SPDNPRRSPPGAGGS	66 / 9 AA	52
Phosphosite 7:	POU3F4	P49335	T337	RQKEKRMTPPGDQQP	62 / 8 AA	39
Phosphosite 8:	STAT2	P52630	S546	ADFTKRESPPGKLPF	75 / 8 AA	98
Phosphosite 9:	SAP130	Q9H0E3	S875	VKAEKRKSPPKEYID	85 / 7 AA	110
Phosphosite 10:	MPP3	Q13368	T513	AIQEKRKTPPMSPAC	66 / 9 AA	66
Phosphosite 11:	HIC1	Q14526	S248	GLDLSKKSPPGSAAP	85 / 7 AA	76
Phosphosite 12:	GPR153	Q6NV75	S478	GPRGARDSPPGSPRR	85 / 7 AA	65
Phosphosite 13:	KLF3	P57682	S71	LTVNKRSSPPSAGNS	66 / 9 AA	39
Phosphosite 14:	KLF3	P57682	S70	DLTVNKRSSPPSAGN	75 / 8 AA	39
Phosphosite 15:	SPANXN5	Q5MJ07	S15	TNGEKRKSPCDSNSK	66 / 9 AA	8
Phosphosite 16:	MARCH-IV	Q9P2E8	S395	LRPHEQRSPPGSSRE	55 / 9 AA	46
Phosphosite 17:	KIAA1211	Q6ZU35	T712	SRGNQRKTPPVNAKF	55 / 9 AA	137
Phosphosite 18:	AKR1B1	P15121	S23	LGLGTWKSPPGQVTE	83 / 6 AA	36
Phosphosite 19:	SPANXN1	Q5VSR9	S15	INGEKRKSPCESNNE	66 / 9 AA	8
Phosphosite 20:	SPANXN2	Q5MJ10	S15	TNGEKRKSPCESNNK	66 / 9 AA	20