Table 1.

PLGS peptide score (Waters) of membrane proteins recovered by G1 or G2 peptides according to protein concentration in the input [SynA (SA) = 2× SynB (SB)] and to Triton X-100 concentrations (0.5% or 1%).

Input concentration	2× protein		2× protein		1× protein		1× protein
Protein name	SA G1-0.5%	SA G1-1%	SA G2-0.5%	SA G2-1%	SB G1-0.5%	SB G1-1%	SB G2-0.5%	SB G2-1%
Nrxn1a	2374	3441	3552	2171	–	136	306	1150
Gpc1	389	–	1287	230	–	–	1367	1050
Nrxn1b	1416	2101	1917	1173	–	–	–	779
Nlgn3	1150	1002	1615	346	1022	–	1063	640
Nlgn2	920	854	1918	427	998	–	802	635
Cadh2	396	437	647	258	923	651	1825	598
L1cam	233	–	–	176	264	–	623	587
Nlgn4	732	667	1281	–	872	–	756	537
Agrl1	906	931	924	603	588	316	1147	530
Slc12a5	1443	1278	1446	451	–	–	288	377
Gria2	1476	1624	2439	536	700	331	–	343
Ptprd	775	762	676	212	589	280	244	312
Plxna4	1666	1367	1711	1214	–	–	–	260
Plxnb2	621	611	446	231	–	–	–	253
Plxna1	1701	1622	2142	1125	–	–	–	237
Fam171a2	389	–	–	269	–	176	261	236
Gabarb1	499	661	1651	404	391	–	302	215
Thy1	1478	–	566	559	–	1288	1961	204
Plxna2	1246	1319	1302	1008	–	–	–	202
Nptn	944	326	943	633	–	–	–	–
Epha4	1086	1837	1939	379	252	–	–	–
Tmeff1	398	263	1395	–	–	–	341	–
Lsamp	501	–	–	245	–	–	–	–
At1b2	7069	3063	5960	2124	–	265	–	–
Ca2d1	1689	608	976	245	287	–	702	–
mGlur2	305	250	–	–	–	189	–	–
Ptprg	–	223	–	–	–	403	–	–
Glur1	720	733	693	223	306	–	324	–
mGlur3	689	710	527	308	–	219	240	–
Cad13	655	435	512	280	381	–	293	–