Identification of the Major Expressed S-Layer and Cell Surface-Layer-Related Proteins in the Model Methanogenic Archaea: Methanosarcina barkeri Fusaro and Methanosarcina acetivorans C2A

Table 1

Summary of the DUF1608-containg proteins in the methanogenic archaea.

ORF^a	SignalP^b	TM^b	DUF1608 domains^b	Mass kDa^a	AA^a
MA0068	+	1	2	127.0	1167
MA0653	− (+)	0 (1)	2	74.2	760
MA0829	+	1	2	74.4	671
MA0884	+	0	2	80.2	717
MA0876	+	0	1	65.2	585
MA0957	+	0	2	131.3	1196
MA3556	+	1	2	94.7	868
MA3598	+	0	1	52.4	475
MA3639	+	0	2	83.2	744
MA4531	−(+)	1	1	34.2	317
Mbar_A1034	+	1	2	125.5	1161
Mbar_A1577	+	0	2	82.4	744
Mbar_A1758	+	1	2	73.5	668
Mbar_A1775	+	0	1	65.2	586
Mbar_A1815	+	0	2	68.5	617
Mbar_A1816	+	0	2	55.6	505
Mbar_A2011	+	0	2	74.3	681
Mbar_A2016	+	1	2	94.4	868
Mbar_A3145	+	1	3	121.4	1096
MM0467	+	0	2	94.6	868
MM1364	+	1	2	126.2	1164
MM1816	+	0	1	46.5	425
MM1976	+	1	2	74.1	669
MM2002	−	0	1	63.2	564
Mbur_0268	+	1	2	95.7	867
Mbur_1089	+	1	1	43.6	396
Mbur_1690	+	0	2	73.9	677
Mbur_2129	+	1	2	139.4	1304
Mthe_0149	+	1	2	118.9	1113
Mthe_0677	+	0	2	79.9	720
Mthe_1177	+	1	2	96.8	874

^aGene and protein properties are derived from the original genome annotation files [7–9]. ^bThe signalP (SP), transmembrane (TM), and DUF1608 domains were predicted as noted in Section 2.