A complex with alpha-(1->6)-mannosyltransferase activity, located in the cis Golgi membrane; adds mannan to N-linked glycans on proteins as part of the elongation of alpha 1,6-linked Man backbone. In S. cerevisiae, contains Mnn9p, Anp1p, Mnn10p, Mnn11p, and Hoc1p.
mannan polymerase II complex