Table 1. Examples of biological databases developed and maintained in China.

Category	Name	Main content	URL	Reference
Genome resources	BGI-RIS	An integrated information resource and comparative analysis workbench for rice genomics	http://rise.genomics.org.cn/	[54]
	SilkDB	A knowledgebase for silkworm biology and genomics	http://silkworm.genomics.org.cn	[55]
	ChickVD	A sequence variation database for the chicken genome	http://chicken.genomics.org.cn	[56]
	The Z curve database	A graphic representation of genome sequences	http://tubic.tju.edu.cn/zcurve/	[148]
	MED-Start	Predicted translation initiation sites in microbial genomes	http://ctb.pku.edu.cn/main/SheGroup/MED_Start.htm	[100]
	ProTISA	A comprehensive resource for translation initiation site annotation in prokaryotic genomes	http://mech.ctb.pku.edu.cn/protisa	[149]
	DoriC	A database of oriC regions in bacterial genomes	http://tubic.tju.edu.cn/doric/	[150]
Transcription regulation resources	DRTF	A database of rice transcription factors	http://drtf.cbi.pku.edu.cn/	[97]
	DATF	A database of Arabidopsis transcription factors	http://datf.cbi.pku.edu.cn	[98]
	NATsDB	A database of natural antisense transcripts identified in ten genomes	http://natsdb.cbi.pku.edu.cn/	[151]
	NONCODE	An integrated knowledge database of noncoding RNAs	http://noncode.bioinfo.org.cn	[13],[152]
	NPInter	A database of noncoding RNA and protein interaction.	http://bioinfo.ibp.ac.cn/NPInter	[14]
	ATID	A collection of publicly available alternative translational initiation events	http://bioinfo.au.tsinghua.edu.cn/atie/	[153]
	dbRES	A database for annotated RNA editing sites	http://bioinfo.au.tsinghua.edu.cn/dbRES/	[154]
	PASDB	A collection of genes reported to be alternatively spliced in plants, spanning 44 plant species	http://pasdb.genomics.org.cn	[155]
Protein resources	MPSS	An integrated database of protein annotations	http://www.scbit.org/mpss/	[156]
	SPD	A secreted protein database	http://spd.cbi.pku.edu.cn	[157]
	SynDB	A synapse protein database based on a synapse ontology	http://syndb.cbi.pku.edu.cn	[158]
	DBSub-Loc	Database of protein subcellular localizations	http://www.bioinfo.tsinghua.edu.cn/dbsubloc.html	[45]
	dbNEI	A database for neuro-endocrine-immune interaction.	http://bioinfo.au.tsinghua.edu.cn/dbNEIweb/	[159]
	SPIDer	Saccharomyces protein–protein interaction database	http://cmb.bnu.edu.cn/SPIDer/index.html	[130]
	InterDom	A database of putative interacting protein domains for validating predicted protein interactions and complexes	http://InterDom.lit.org.sg	[160]