5.2.1.1	?	x * 28000, SDS-PAGE	
5.2.1.1	?	x * 26950, calculation from nucleotide sequence	
5.2.1.1	dimer	2 * 28000, SDS-PAGE	
5.2.1.1	dimer	2 * 27971, calculation from nucleotide sequence	
5.2.1.1	dimer	dynamic light scattering