Preferred Label : hepatitis B virus surface antigen P31c;
MeSH note : amino acid sequence given in first source;
MeSH synonym : M-P31 protein, Hepatitis B virus; HBsAg P31 protein, Hepatitis B virus;
Registry Number MeSH : 121683-17-8;
Is substance : O;
Origin ID : C061034;
UMLS CUI : C0062528;
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