## page was renamed from GeneStatistics
[[Gene]], GeneOntology를 이용한 유전자에 관한 다양한 통계들.

재료
 * Gene: NCBI gene ftp - Homo_sapiens_gene_info.gz (2012-06-28)
 * GO: Gene ontology site - GO.obo (2012-06-28)
 * GOA: NCBI gene ftp - gene2go (2012-06-28)

Count
 * Gene: Gene.objects.count() (->) 43,484
 * GO: GOTerm.objects.count() (->) 35,847
 * GOA: GOAssociation.objects.count() (->) 190,477

Gene category
 * protein-coding: 20,258
 * rRNA: 478
 * snRNA: 96
 * unknown: 2,954
 * scRNA: 5
 * pseudo: 12,671
 * other: 817
 * miscRNA: 5,219
 * tRNA: 599
 * snoRNA: 391
 * ncRNA: 1

chromosome 별 유전자 갯수

{{{#!python
>>> chrs = defaultdict(int)
>>> for gene in Gene.objects.all():
        chrs[gene.chromosome] += 1
>>> sorted(chrs.items(), key=itemgetter(0))
[(u'-', 458),
 (u'1', 4001),
 (u'10', 1606),
 (u'10|19|3', 1),
 (u'11', 2514),
 (u'12', 1960),
 (u'12|Un', 1),
 (u'13', 1119),
 (u'13|Un', 1),
 (u'14', 1704),
 (u'15', 1458),
 (u'16', 1546),
 (u'17', 2062),
 (u'17|Un', 1),
 (u'18', 686),
 (u'18|Un', 2),
 (u'19', 2267),
 (u'2', 2795),
 (u'20', 1024),
 (u'21', 543),
 (u'22', 1004),
 (u'2|Un', 1),
 (u'3', 2303),
 (u'3|11', 1),
 (u'3|Un', 5),
 (u'4', 1694),
 (u'5', 1900),
 (u'6', 2437),
 (u'7', 2248),
 (u'8', 1574),
 (u'9', 1756),
 (u'MT', 74),
 (u'Un', 205),
 (u'X', 2015),
 (u'X|Y', 33),
 (u'Y', 485)]
}}}