occurs in structural constituent of ribosome Note that this term may be used to annotate ribosomal RNAs as well as ribosomal proteins. ribosomal protein GO:0003736 GO:0003739 GO:0003735 GO:0003738 GO:0003737 The action of a molecule that contributes to the structural integrity of the ribosome. GO:0003742 GO:0003741 molecular_function GO:0003740 ribosomal RNA structural molecule activity ribosome