Quick links for common database:
NCBI http://www.ncbi.nlm.nih.gov/ UniProt http://www.uniprot.org/ CBI http://www.cbi.pku.edu.cn/ EBI http://www.ebi.ac.uk MEMD http://111.203.21.178/ JGI https://gold.jgi.doe.gov/ MAIZEGDB http://www.maizegdb.org/ UCSC Genome Browser https://genome.ucsc.edu/
UniProt http://www.uniprot.org/
CBI http://www.cbi.pku.edu.cn/
EBI http://www.ebi.ac.uk
MEMD http://111.203.21.178/
JGI https://gold.jgi.doe.gov/
MAIZEGDB http://www.maizegdb.org/
UCSC Genome Browser https://genome.ucsc.edu/