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:	GPR21
Human P-Site:	T337
P-Site Sequence:	TTANDPYTVRSKGPL
UniProt:	Q99679
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	GPR21	Q99679	T337	TTANDPYTVRSKGPL	100 / 9 AA	40
Phosphosite 1:	GPR21	Q99679	Y336	QTTANDPYTVRSKGP	100 / 8 AA	40
Phosphosite 2:	GPR160	Q9UJ42	T233	FSSHSSYTVRSKKIF	66 / 9 AA	40
Phosphosite 3:	KIAA0664	O75153	T124	RVVEEPYTVREARIH	71 / 7 AA	147
Phosphosite 4:	DNAJC3	Q13217	T305	EPSIAEYTVRSKERI	100 / 6 AA	58
Phosphosite 5:	GPR21	Q99679	S340	NDPYTVRSKGPLNGC	100 / 6 AA	40
Phosphosite 6:	GPR160	Q9UJ42	S236	HSSYTVRSKKIFLSK	100 / 6 AA	40
Phosphosite 7:	PHKG2	P15735	Y341	NALLRDPYALRSVRH	71 / 7 AA	46
Phosphosite 8:	TDRD12	Q587J7	Y633	KEFMNDPYIVITAME	62 / 8 AA	133
Phosphosite 9:	PARS2	Q7L3T8	Y93	GCYHLLPYTVRAMEK	83 / 6 AA	53
Phosphosite 10:	TTN	Q8WZ42	T26908	IKALDPFTVPSPPTS	71 / 7 AA	3816
Phosphosite 11:	DMWD	Q09019	Y379	NAVAFDPYTTRAEEA	71 / 7 AA	70
Phosphosite 12:	DMWD	Q09019	T380	AVAFDPYTTRAEEAA	71 / 7 AA	70
Phosphosite 13:	RASGEF1B	Q0VAM2	T208	TVCNDPYTLAQQLTH	83 / 6 AA	55
Phosphosite 14:	FAM149A	A5PLN7	S205	RHGFTVRSKDSLPTH	83 / 6 AA	83
Phosphosite 15:	ANKZF1	Q9H8Y5	T237	HKTFHRYTVRAKRGT	62 / 8 AA	81
Phosphosite 16:	FAM149A	A5PLN7	T202	GRRRHGFTVRSKDSL	83 / 6 AA	83
Phosphosite 17:	IQWD1	Q58WW2	T156	TVPNDPYTFLSCGED	75 / 8 AA	96
Phosphosite 18:	USP24	Q9UPU5	T1916	MLNMEPYTVSGMARQ	50 / 8 AA	294
Phosphosite 19:	GPR160	Q9UJ42	Y232	PFSSHSSYTVRSKKI	62 / 8 AA	40
Phosphosite 20:	SYCP2	Q9BX26	Y490	IVSGADRYTMRSPVL	71 / 7 AA	176