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:	S260
P-Site Sequence:	KDDSIISSLDVTDIA
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	S260	KDDSIISSLDVTDIA	100 / 9 AA	38
Phosphosite 1:	IQGAP2	Q13576	S1064	KVLNSIISSLDLLPY	87 / 8 AA	181
Phosphosite 2:	IQGAP2	Q13576	S1065	VLNSIISSLDLLPYG	87 / 8 AA	181
Phosphosite 3:	PTTG2	Q9NZH5	S187	QSPSSILSTLDVELP	75 / 8 AA	22
Phosphosite 4:	PTTG1	O95997	S187	QSPSSILSTLDVELP	75 / 8 AA	22
Phosphosite 5:	KCNK18	Q7Z418	S267	RLSYSIISNLDEVGQ	85 / 7 AA	44
Phosphosite 6:	AIDA-1b	Q7Z6G8	S536	QRTSIVSSLDFHRMN	85 / 7 AA	138
Phosphosite 7:	AIDA-1b	Q7Z6G8	S535	KQRTSIVSSLDFHRM	85 / 7 AA	138
Phosphosite 8:	UNC5A	Q6ZN44	S766	IRQKIISSLDPPCRR	100 / 6 AA	93
Phosphosite 9:	UNC5A	Q6ZN44	S765	LIRQKIISSLDPPCR	100 / 6 AA	93
Phosphosite 10:	AHNAK2	Q8IVF2	S4320	PGKSIEASLDVSALK	66 / 9 AA	617
Phosphosite 11:	AHNAK2	Q8IVF2	S3495	PGRSIEASLDVSAPK	66 / 9 AA	617
Phosphosite 12:	HDAC9	Q9UKV0	S7	_MHSMISSVDVKSEV	66 / 9 AA	111
Phosphosite 13:	TARBP1	Q13395	S1594	PQQGIIRSLNVHVSG	62 / 8 AA	182
Phosphosite 14:	AUTS2	Q8WXX7	S1039	HPMNSISSLDRTRMM	85 / 7 AA	139
Phosphosite 15:	FAT4	Q6V0I7	S646	GRLSTISSLDREEQA	85 / 7 AA	351
Phosphosite 16:	PPP2R1B	P30154	S398	DVRLNIISNLDCVNE	62 / 8 AA	66
Phosphosite 17:	PPP2R1A	P30153	S386	EVRLNIISNLDCVNE	62 / 8 AA	65
Phosphosite 18:	TTC25	Q96NG3	S481	EAQQAIISALDDANK	71 / 7 AA	77
Phosphosite 19:	FAT4	Q6V0I7	S645	SGRLSTISSLDREEQ	85 / 7 AA	351
Phosphosite 20:	RFTN2	Q52LD8	T279	RKGSVISTLDADWLE	71 / 7 AA	56