Final answer:
Option 1: The Gene Ontology (GO) database is the best option for obtaining functional information on an identified interacting protein such as AT4G39753. Other resources like PubMed offer research articles, Wikipedia provides general knowledge and social media is not suited for scientific inquiry. Proteomics and systems biology greatly benefit from databases that help attribute functions to proteins.
Step-by-step explanation:
Once you identify an interacting protein in the Interactive database, such as AT4G39753, to get information on its function, the most accurate resource would be the Gene Ontology (GO) database. This database provides curated and comprehensive information about the biological processes, cellular components, and molecular functions associated with genes and proteins. PubMed is an excellent resource for research articles, but it may not be as direct as the GO database for functional information. Wikipedia can provide a general understanding but lacks the specificity and reliability for academic research. Social media is not an appropriate resource for scientific data related to protein functions. Proteomics is crucial in studying the roles of proteins expressed from a given genome, especially using techniques like RNA interference (RNAi) to understand the function of specific genes. By synthesizing double-stranded RNA (dsRNA) from a DNA segment, researchers can silence a gene and observe the resulting phenotypes or changes in cell behaviour, thus attributing a function to the gene's protein product. Protein databases and resources like RCSB Protein Data Bank and the Gene Ontology database play a significant role in identifying protein structures and functions within the context of systems biology and can be essential in developing new drugs and understanding diseases.