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:	XRCC4
Human P-Site:	S299
P-Site Sequence:	QLQEKENSRPDSSLP
UniProt:	Q13426
Intern. Prot. ID:	IPI00007672

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	XRCC4	Q13426	S299	QLQEKENSRPDSSLP	100 / 9 AA	38
Phosphosite 1:	TTLL3	Q9Y4R7	S680	RSRPKANSRPDCDKP	75 / 8 AA	87
Phosphosite 2:	ZNF646	O15015	S605	GAGEKENSRTETTMS	66 / 9 AA	201
Phosphosite 3:	SLC26A10	Q8NG04	S451	GEGEKETSKPDGPMV	66 / 9 AA	60
Phosphosite 4:	SLC26A10	Q8NG04	T450	LGEGEKETSKPDGPM	75 / 8 AA	60
Phosphosite 5:	GINS4	Q9BRT9	T113	HVLEKEKTRPEGEPS	55 / 9 AA	26
Phosphosite 6:	CNOT6L	Q96LI5	S391	NILEKASSRPGSPTA	66 / 9 AA	63
Phosphosite 7:	HSF1	Q00613	S457	RPPEAENSSPDSGKQ	77 / 9 AA	57
Phosphosite 8:	GIT2	Q14161	S586	SRLEKQNSTPESDYD	66 / 9 AA	85
Phosphosite 9:	SYNPO2	Q9UMS6	S346	PRSEKDHSRPHKHRA	71 / 7 AA	118
Phosphosite 10:	OTUD7A	Q8TE49	T508	QRKEKDKTRADSVAN	55 / 9 AA	101
Phosphosite 11:	MCC	P23508	S820	ALLEEENSRPHTNET	66 / 9 AA	93
Phosphosite 12:	C1orf175	Q68CQ1	S113	DLDSKDVSRPDSQGR	75 / 8 AA	142
Phosphosite 13:	GNPTAB	Q3T906	S860	TGKEKENSRMEENAE	75 / 8 AA	144
Phosphosite 14:	SGOL2	Q562F6	S72	LSREKENSRRITTEK	85 / 7 AA	145
Phosphosite 15:	FANCI	Q9NVI1	S1018	SKICKENSREDALFC	75 / 8 AA	149
Phosphosite 16:	C330043M08Rik	Q4G0A6	S200	VKRMGENSRPKSGLI	85 / 7 AA	84
Phosphosite 17:	CCDC88A	Q3V6T2	S697	ESLEKENSQLDEENL	75 / 8 AA	216
Phosphosite 18:	BRF1	Q92994	S335	IEIELENSRPKAKGG	85 / 7 AA	74
Phosphosite 19:	FAM129A	Q9BZQ8	T152	ASSEKENTQPFVVLP	71 / 7 AA	103
Phosphosite 20:	SRRM1	Q8IYB3	T274	KEKEKEKTRPRSRSR	66 / 9 AA	102