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:	RGS13
Human P-Site:	S78
P-Site Sequence:	KKIASRWSRISRAKK
UniProt:	O14921
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	RGS13	O14921	S78	KKIASRWSRISRAKK	100 / 9 AA	19
Phosphosite 1:	CHRM4	P08173	S340	LNPASRWSKIQIVTK	85 / 7 AA	53
Phosphosite 2:	RGS13	O14921	S81	ASRWSRISRAKKLYK	100 / 6 AA	19
Phosphosite 3:	NT5C1B	Q96P26	S125	RSQWSRISRSPSTKA	100 / 6 AA	69
Phosphosite 4:	RGS13	O14921	S75	ETYKKIASRWSRISR	100 / 6 AA	19
Phosphosite 5:	HSPG2	P98160	T3147	PRSSARWTRISSTPA	83 / 6 AA	469
Phosphosite 6:	TTN	Q8WZ42	S16573	EEGSPYWSRVSRAPI	83 / 6 AA	3816
Phosphosite 7:	TTN	Q8WZ42	S16576	SPYWSRVSRAPITKV	83 / 6 AA	3816
Phosphosite 8:	Putative uncharacterized protein UNQ9165/PRO28630	Q6UXU0	S87	QVPDTRWSRVGGQRF	50 / 8 AA	15
Phosphosite 9:	MYSM1	Q5VVJ2	T141	AKFGRRWTKISKLIG	57 / 7 AA	95
Phosphosite 10:	CAPRIN2	Q6IMN6	S25	EKSLREWSRLSREVI	83 / 6 AA	126
Phosphosite 11:	CHRM4	P08173	S337	PRALNPASRWSKIQI	83 / 6 AA	53
Phosphosite 12:	CCDC71	Q8IV32	S20	VHSWSRISTAGKKAL	100 / 5 AA	50
Phosphosite 13:	KLKP1	Q107X0	S87	PKEWSRISGPPVSLD	100 / 5 AA	14
Phosphosite 14:	CAPRIN2	Q6IMN6	S28	LREWSRLSREVIAWL	83 / 6 AA	126
Phosphosite 15:	MGA	Q8IWI9	S2209	CDSWSRISNPSAFSI	100 / 5 AA	332
Phosphosite 16:	VKORC1L1	Q8N0U8	S64	KCSAALASRWGRGFG	83 / 6 AA	20
Phosphosite 17:	MGA	Q8IWI9	S2206	KTECDSWSRISNPSA	100 / 5 AA	332
Phosphosite 18:	Cdc2L2	Q9UQ88	S217	YSDKVKASHWSRSPP	83 / 6 AA	91
Phosphosite 19:	CDK11B	P21127	S229	YSDKVKASHWSRSPP	83 / 6 AA	93
Phosphosite 20:	ZFC3H1	O60293	S158	YRGGSRWSRGRGVGE	83 / 6 AA	226