3.6.5.4	30000	-	SRP receptor subunit beta	644165, 644169	
3.6.5.4	31000	-	NG domain of Ffh, determined by SDS-PAGE	684117	
3.6.5.4	33760	-	MALDI-MS	644175	
3.6.5.4	34900	-	apo-enzyme, analytical ultracentrifugation and small-angle X-ray scattering	700889	
3.6.5.4	35810	-	apo-enzyme, calculated from amino acid sequence	700889	
3.6.5.4	36000	-	NG domain of FtsY, determined by SDS-PAGE	684117	
3.6.5.4	42200	-	SRP receptor subunit alpha, DNA sequence analysis	644174	
3.6.5.4	43000	-	1 * 54000 + 1 * 43000, chloroplast signal recognition particle is a heterodimer consisting of a 54 kDa GTPase (cpSRP54) subunit, and a 43 kDa subunit (cpSRP43)	696602	
3.6.5.4	43000	-	1 * 54000 + 1 * 43000, chloroplast signal recognition particle protein is a heterodimer formed by the subunits cpSRP54 and cpSRP43, X-ray crystallography	701227	
3.6.5.4	47000	-	MALDI-MS	644172