Table 1. Fine mapping of the gK binding region to SPP using gK synthetic peptides^a.

#	Peptide	aa region	Binds to SPP
1	MLAVRSLQHLSTVVL	1–15	No
2	STVVLITAYGLVLVW	10–25	No
3	LVLVWYTVFGASPLH	20–35	No
4	ASPLHRCIYAVRPTG	30–45	Yes
5	VRPTGTNNDTALVWM	40–55	No
6	ALVWMKMNQTLLFLG	50–65	No
7	LLFLGAPTHPPNGGW	60–75	No
8	PNGGWRNHAHICYAN	70–85	No
9	ICYANLIAGRVVPFQ	80–95	No
10	VVPFQVPPDAMNRRI	90–105	No
11	MNRRIMNVHEAVNCL	100–115	No
12	AVNCLETLWYTRVR	110–125	No
13	TRVRLVVVGWFLYLA	120–135	No
14	FLYLAFVALHQRRCM	130–145	No
15	QRRCMFGVVSPAHKM	140–155	No
16	PAHKMVAPATYLLNY	150–165	No
17	YLLNYAGRIVSSVFL	160–175	No
18	SSVFLQYPYTKITRL	170–185	No
19	KITRLLCELSVQRQN	180–195	No
20	VQRQNLVQLFETDPV	190–205	No
21	ETDPVTFLYHRPAIG	200–215	No
22	RPAIGVIVGCELMLR	210–225	No
23	ELMLRFVAVGLIVGT	220–235	No
24	LIVGTAFISRGACAI	230–245	No
25	GACAITYPLFLTITT	240–255	No
26	LTITTWCFVSTIGLT	250–265	No
27	TIGLTELYCILRRGP	260–275	No
28	LRRGPAPKNADKAAA	270–285	No
29	DKAAAPGRSKGLSGV	280–295	No
30	GLSGVCGRCCSIILS	290–305	No
31	SIILSGIAVRLCYIA	300–315	No
32	LCYIAVVAGVVLVAL	310–325	No
33	VLVALHYEQEIQRRL	320–335	No

^aA panel of 33 overlapping HSV-1 gK peptides (15-mers with five-amino-acid overlaps) based on the full-length 338 amino acids of gK was used to fine map the region of gK that binds to SPP as we described previously [9,14].