genome GCA_003957555.2_bCalAnn1_v1.p trackDb GCA_003957555.2_bCalAnn1_v1.p/GCA_003957555.2_bCalAnn1_v1.p.trackDb.txt groups groups.txt description Anna's hummingbird twoBitPath GCA_003957555.2_bCalAnn1_v1.p/GCA_003957555.2_bCalAnn1_v1.p.2bit organism Calypte anna defaultPos chr1:52,300,001-52,400,000 orderKey 2 scientificName Calypte anna htmlPath GCA_003957555.2_bCalAnn1_v1.p/html/GCA_003957555.2_bCalAnn1_v1.p.description.html