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:	XRN1
Human P-Site:	S396
P-Site Sequence:	KLKGQENSLCWTALD
UniProt:	Q8IZH2
Intern. Prot. ID:	IPI00657805

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	XRN1	Q8IZH2	S396	KLKGQENSLCWTALD	100 / 9 AA	194
Phosphosite 1:	TMTC3	Q6ZXV5	S168	RSKGPDNSIIWTPIA	55 / 9 AA	104
Phosphosite 2:	NLRP12	P59046	S578	TRSHLEKSLCWKVSP	71 / 7 AA	120
Phosphosite 3:	ZNF285A	Q96NJ3	S184	RRAQHDDSLSWTSCD	50 / 8 AA	68
Phosphosite 4:	CCDC30	Q5VVM6	S607	NKQLQENSLRLTQQI	75 / 8 AA	91
Phosphosite 5:	SCT	P09683	S65	SEQDAENSMAWTRLS	71 / 7 AA	13
Phosphosite 6:	CCDC12	Q8WUD4	S149	RLKGQEDSLASAVDA	55 / 9 AA	19
Phosphosite 7:	TTN	Q8WZ42	S15464	MSGENKLSWTVKDLI	71 / 7 AA	3816
Phosphosite 8:	XRN1	Q8IZH2	T400	QENSLCWTALDKNEG	100 / 5 AA	194
Phosphosite 9:	NR2C1	P13056	S422	QALGQENSISLVKAY	55 / 9 AA	67
Phosphosite 10:	AMT	P48728	S287	HTTPVEGSLSWTLGK	71 / 7 AA	44
Phosphosite 11:	AMT	P48728	S289	TPVEGSLSWTLGKRR	71 / 7 AA	44
Phosphosite 12:	C12orf47	Q8N8E1	S89	AAAPGDRSLCWAPRG	57 / 7 AA	13
Phosphosite 13:	ATR	Q13535	S1880	GDSSQEDSLNWVARL	55 / 9 AA	301
Phosphosite 14:	ZNF544	Q6NX49	S139	LREHQENSLRFMVLT	62 / 8 AA	82
Phosphosite 15:	TAF172	O14981	S950	TQSGQENSKGSTSEK	66 / 9 AA	207
Phosphosite 16:	DCAF4L1	Q3SXM0	S129	VPNRKVKSLCWASLN	66 / 6 AA	44
Phosphosite 17:	C17orf57	Q8IY85	S120	KVTRKENSLCKLPNQ	83 / 6 AA	110
Phosphosite 18:	TTC34	A8MYJ7	S501	APSLAQNSLCRQPGR	66 / 6 AA	61
Phosphosite 19:	LLGL1	Q15334	S242	LGNQQLESLCWGRDS	71 / 7 AA	115
Phosphosite 20:	ZMAT3	Q9HA38	S44	KPFGQEASLPLAGEE	55 / 9 AA	32