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:	RP1-21O18.1
Human P-Site:	S346
P-Site Sequence:	SPRHRTHSLCNGDSP
UniProt:	Q674X7
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	RP1-21O18.1	Q674X7	S346	SPRHRTHSLCNGDSP	100 / 9 AA	86
Phosphosite 1:	RP1-21O18.1	Q674X7	T344	INSPRHRTHSLCNGD	100 / 7 AA	86
Phosphosite 2:	C9orf47	Q6ZRZ4	S173	GLFHRTRSVYNGLEL	66 / 9 AA	22
Phosphosite 3:	NAV2	Q8IVL1	S1591	PTMLRTHSLSNADGQ	75 / 8 AA	268
Phosphosite 4:	Brk (breast tumour kinase)	Q13882	S159	VNYHRAQSLSHGLRL	55 / 9 AA	52
Phosphosite 5:	CACNA1G	O43497	S2046	SGVSRTHSLPNDSYM	75 / 8 AA	262
Phosphosite 6:	RSAD1	Q9HA92	S173	RLLGRTHSACDALRT	62 / 8 AA	49
Phosphosite 7:	MICALCL	Q6ZW33	S347	DPALRTHSLPNRPSK	85 / 7 AA	77
Phosphosite 8:	APOC4	P55056	T112	KDSLLKKTHSLCPRL	83 / 6 AA	15
Phosphosite 9:	MACF1	Q96PK2	T820	VLDPRTQTLCSVKDA	50 / 8 AA	670
Phosphosite 10:	ZBTB20	Q9HC78	S54	ALIHSTHSLTNSHAH	66 / 9 AA	81
Phosphosite 11:	TYR	P14679	S287	EEYNSHQSLCNGTPE	83 / 6 AA	60
Phosphosite 12:	IRE1	O75460	S539	ASNHSLCSGSSASKA	83 / 6 AA	110
Phosphosite 13:	SAMD4B	Q5PRF9	T640	SRSSVQRTHSLPVHS	83 / 6 AA	75
Phosphosite 14:	IRE1	O75460	S536	SPRASNHSLCSGSSA	83 / 6 AA	110
Phosphosite 15:	TOX2	Q96NM4	S103	DHEASYHSLCHGLTP	83 / 6 AA	52
Phosphosite 16:	LPHN2	O95490	S1334	LIPQRTHSLLYQPQK	83 / 6 AA	163
Phosphosite 17:	MACF1	Q96PK2	T818	SGVLDPRTQTLCSVK	57 / 7 AA	670
Phosphosite 18:	SAMD4B	Q5PRF9	S642	SSVQRTHSLPVHSSP	83 / 6 AA	75
Phosphosite 19:	PHACTR4	Q8IZ21	S443	EGSHRAHSLLFENSD	83 / 6 AA	78
Phosphosite 20:	GRIN2A	Q12879	S1045	TAENRTHSLKSPRYL	83 / 6 AA	165