Table 1: General genome features of Bifidobacterium species included in this study.

SpeciesGenotype based onStrainStatusChromosomePlasmidContigLength (kbp)CDSsSource GenBank accession number
16SrRNAWhole genes

B. longum ssp. infantis infantis infantis ATCC 15697 Complete12,833 2,416 Human infant faecesCP001095
B. longum ssp. longum infantis infantis JDM301Complete12,478 1,958 Human vaginaCP002010
B. longum ssp. longum longum longum BBMN68Complete12,266 1,804 Human elderly faecesCP002286
B. longum ssp. infantis longum longum 157FComplete122,409 1,999 Human infant faecesAP010890, AP010891, and AP010892
B. longum ssp. longum longum longum JCM 1217Complete12,385 1,924 Human infant faecesAP010888
B. longum ssp. longum longum longum KACC 91563Complete122,396 1,985 Human infant faecesCP002794, CP002795, and CP002796
B. longum longum longum NCC2705Complete112,260 1,728 Human infant faecesAE014295 and AF540971
B. longum longum longum DJO10AComplete122,390 2,000 Human adult faecesCP000605, AF538868, and AF538869
B. longum ssp. longum longum longum F8Complete12,385 1,681 Human fecesFP929034
B. longum ssp. longum longum longum ATCC 55813Unfinished1402,373 2,109 Human infant faecesACHI00000000
B. longum ssp. longum longum longum CCUG 52486Unfinished552,453 2,240 Human elderly faecesABQQ00000000
B. longum ssp. longum longum longum 1-6BUnfinished1712,686 2,425 Human children fecesAJTF00000000
B. longum ssp. longum longum longum 2-2BUnfinished1412,625 2,412 Human children fecesAJTJ00000000
B. longum ssp. longum longum longum 35BUnfinished1312,514 2,260 Human infant faecesAJTI00000000
B. longum ssp. longum longum longum 44BUnfinished622,559 2,262 Human infant faecesAJTM00000000

B. breve breve breve ACS-071-V-Sch8bComplete12,327 1,826 Human vaginaCP002743
B. breve breve breve UCC2003Complete12,423 1,852 Human infant faecesCP000303
B. breve breve breve DSM 20213Unfinished1172,298 2,263 Human infant faecesACCG00000000
B. breve breve breve CECT 7623Unfinished342,314 1,725 Human milkAFVV00000000
B. breve breve breve MCC0121Unfinished272,436 2,079 Human infant faecesAVQA00000000
B. breve breve breve MCC0305Unfinished222,287 1,927 Human adult faecesAWFR00000000
B. breve breve breve MCC0476Unfinished152,234 1,851 Human adult faecesAVQB00000000
B. breve breve breve MCC1094Unfinished232,327 1,944 Human infant faecesAWFS00000000
B. breve breve breve MCC1114Unfinished332,487 2,136 Human infant faecesAVQC00000000
B. breve breve breve MCC1128Unfinished252,480 2,143 Human infant faecesAVQD00000000
B. breve breve breve MCC1340Unfinished232,373 1,986 Human infant faecesAWFT00000000
B. breve breve breve MCC1454Unfinished142,457 2,111 Human infant faecesAWFU00000000
B. breve breve breve MCC1604Unfinished152,206 1,830 Human elderly faecesAVQE00000000
B. breve breve breve MCC1605Unfinished372,324 1,976 Human elderly faecesAWFV00000000

B. animalis ssp. animalis animalis animalis ATCC 25527Complete11,933 1,538 Rat fecesCP002567
B. animalis ssp. animalis animalis animalis ATCC 27672Unfinished91,990 1,532 Rat fecesAWFQ00000000
B. animalis ssp. animalis animalis animalis MCC0483Unfinished272,176 1,750 Rat fecesAWFK00000000
B. animalis ssp. animalis animalis animalis MCC0499Unfinished112,134 1,721 Rat fecesAWFN00000000
B. animalis ssp. animalis animalis animalis MCC1489Unfinished141,910 1,474 Guinea pig fecesAWFO00000000
B. animalis ssp. lactis lactis lactis AD011Complete11,934 1,527 Human infant faecesCP001213
B. animalis ssp. animalis lactis lactis ATCC 27536Unfinished181,912 1,561 Chicken fecesAWFL00000000
B. animalis ssp. animalis lactis lactis ATCC 27673Unfinished211,937 1,576 SewageAWFP00000000
B. animalis ssp. animalis lactis lactis ATCC 27674Unfinished181,912 1,561 Rabbit fecesAWFM00000000
B. animalis ssp. lactis lactis lactis B420Complete111,939 1,561 No informationCP003497
B. animalis ssp. lactis lactis lactis BB-12Complete11,942 1,642 YoghurtCP001853
B. animalis ssp. lactis lactis lactis Bi-07Complete11,939 1,597 No informationCP003498
B. animalis ssp. lactis lactis lactis Bl-04Complete11,939 1,567 Human infant faecesCP001515
B. animalis ssp. lactis lactis lactis Bl12Complete11,938 1,518 Colonoscopic sampleCP004053
B. animalis ssp. lactis lactis lactis BLC1Complete11,944 1,518 No informationCP003039
B. animalis ssp. lactis lactis lactis BS01Unfinished71,932 1,572 No informationAHGW00000000
B. animalis ssp. lactis lactis lactis CNCM I-2494Complete11,943 1,660 No informationCP002915
B. animalis ssp. lactis lactis lactis DSM 10140Complete11,938 1,565 YoghurtCP001606
B. animalis ssp. lactis lactis lactis HN019Unfinished281,916 1,578 No informationABOT00000000
B. animalis ssp. lactis lactis lactis V9Complete11,944 1,572 Human infant faecesCP001892