Assertion: spinach's protein | /r/HasProperty | psbo
Facets:
Source sentences:
text: Four major core subunits (PsbA, B, C and D), three large extrinsic proteins (PsbO, P and Q), Lhcb1/2/4/5 and several small subunits were detected by gel electrophoresis in the denatured B9 sample (Extended Data Fig.