True about MHC -
Present on chromosome 4
Class II compromises A, B, C loci
Class III has complement
Class I is involved in mixed leucocyte reaction
MHC class III genes encode several components of the complement system (i.e. C2, C4a, C4b, Bf), they are responsible for the levels of components of compliment system. Reff: Ananthanarayan & Panikers textbook of microbiology 9th edition pg: 140
Immunology