这个信息平台基因信息非常丰富，检索功能强大，数据可以免费下载。大家多用。

基因组信息检索平台

https://www.ncbi.nlm.nih.gov/genome

人类基因组资源检索平台

https://www.ncbi.nlm.nih.gov/projects/genome/guide/human/index.shtml

基因信息检索平台     

https://www.ncbi.nlm.nih.gov/gene/542060

医学基因文献信息检索平台

https://www.ncbi.nlm.nih.gov/medgen/137834

• Gene symbol

• met5

• Gene description

• DNA methyl transferase5

• Locus tag

• ZEAMMB73_Zm00001d002330

• Gene type

• protein coding

• RefSeq status

• VALIDATED

• Organism

• Zea mays

• Lineage

• Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta; Spermatophyta; Magnoliopsida; Liliopsida; Poales; Poaceae; PACMAD clade; Panicoideae; Andropogonodae; Andropogoneae; Tripsacinae; Zea

• Also known as

• DNA; et5; Zmet5; DMT105; GRMZM2G005310

• NEW

• Try the new Gene table 
  Try the new Transcript table

Table of contents

• Summary

• Genomic context

• Genomic regions, transcripts, and products

• Bibliography

• General gene information

  Markers, Homology

• General protein information

• NCBI Reference Sequences (RefSeq)

• Related sequences

• Additional links