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:	KCTD21
Human P-Site:	T201
P-Site Sequence:	GLPEEEYTKQNLKRL
UniProt:	Q4G0X4
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	KCTD21	Q4G0X4	T201	GLPEEEYTKQNLKRL	100 / 9 AA	30
Phosphosite 1:	KCTD21	Q4G0X4	Y200	EGLPEEEYTKQNLKR	100 / 8 AA	30
Phosphosite 2:	SCG2	P13521	T191	EIVEEQYTPQSLATL	66 / 9 AA	71
Phosphosite 3:	TMCO5B	A8MYB1	T133	IGLEEETTKQILEEM	77 / 9 AA	36
Phosphosite 4:	STAG1	Q8WVM7	Y648	SILCSEEYTIQNRVD	85 / 7 AA	144
Phosphosite 5:	PDIA1	P07237	T221	NNFEGEVTKENLLDF	66 / 9 AA	57
Phosphosite 6:	PLD1	Q13393	T434	LGINSEYTKRTLMRL	71 / 7 AA	124
Phosphosite 7:	MRPS34	P82930	T105	TRVRPDYTAQNLDHG	71 / 7 AA	26
Phosphosite 8:	RRAS2	P62070	T52	PTIEDSYTKQCVIDD	71 / 7 AA	23
Phosphosite 9:	RRAS2	P62070	Y51	DPTIEDSYTKQCVID	71 / 7 AA	23
Phosphosite 10:	CLCA4	Q14CN2	Y117	LPGRDEPYTKQFTEC	71 / 7 AA	101
Phosphosite 11:	CLCA4	Q14CN2	T118	PGRDEPYTKQFTECG	71 / 7 AA	101
Phosphosite 12:	FAM83B	Q5T0W9	T725	EEDEEEVTKRNSPSG	75 / 8 AA	115
Phosphosite 13:	SCC-112	Q29RF7	Y982	NISIRREYIKQNPMA	83 / 6 AA	151
Phosphosite 14:	METTL6	Q8TCB7	Y118	FSPRAIEYVKQNPLY	83 / 6 AA	33
Phosphosite 15:	SCG2	P13521	Y190	NEIVEEQYTPQSLAT	62 / 8 AA	71
Phosphosite 16:	ChaK2	Q9BX84	S1623	SISEEEYSKNWFTVS	55 / 9 AA	232
Phosphosite 17:	RXRG	P48443	Y404	VYATLEAYTKQKYPE	71 / 7 AA	51
Phosphosite 18:	ALKBH8	Q96BT7	Y510	VWAMEQEYNKQKSKY	62 / 8 AA	75
Phosphosite 19:	KIAA1429	Q69YN4	Y914	CIPNLIEYVKQNIDN	83 / 6 AA	202
Phosphosite 20:	PCSK6	P29122	T679	PEDEEDYTAQSTPGS	62 / 8 AA	106