Total 3 valid CRISPR repeats

CRISPR cluster BfragL29 (Type I-B)
#-crispr-containing-subject 66 29.7% total-spacer-cluster 286 heterogeneity 23.4%
distance to closest cas genes 165 (median 214.0)
GCA_001682215.1_ASM168221v1:complete15-0001-1:CP012706.1:c3 [29, 1, 100.0, 2133309]
CRISPRone report for GCA_001682215.1_ASM168221v1 (complete)
repeat: ATTTCAATTCCATAAGGTACAATTAATAC

CRISPR cluster BfragL47 (Type II-C)
#-crispr-containing-subject 83 37.4% total-spacer-cluster 568 heterogeneity 44.0%
distance to closest cas genes 84 (median 110.0)
GCA_001682215.1_ASM168221v1:complete15-0001-1:CP012706.1:c4 [47, 1, 100.0, 3758696]
CRISPRone report for GCA_001682215.1_ASM168221v1 (complete)
repeat: GTTGTGATTTGCTTTCAAATTAGTATCTTTGAACCATTGGAAACAGC

CRISPR cluster BfragL35 (Type III-B)
#-crispr-containing-subject 103 46.4% total-spacer-cluster 498 heterogeneity 28.7%
distance to closest cas genes 447 (median 449.0)
GCA_001682215.1_ASM168221v1:complete15-0001-1:CP012706.1:c2 [35, 1, 100.0, 1984987]
CRISPRone report for GCA_001682215.1_ASM168221v1 (complete)
repeat: GTCTTAATCCTTATTATACTGGAATACATCTACAT

Total 11 descarded CRISPR arrays

CRISPR cluster BfragL26 cidx 0 original 8
This is the artifact that was predicted as the fourth CRISPR-Cas system in Tajkarimi M, Wexler HM (2017).
This artifact is frequently found in B. fragilis, however we consider it an artifact (unlikely a genuine CRISPR) based on these reasons:
a) the arrays are short (only two "spacers"); b) lack nearby cas genes; c) "spacers" never change; d) the "arrays" are part of protein-coding genes in some genomes (CP036550.1 and CP0811922.1).
repeat 8 #-crispr-containing-subject 137 61.7% total-spacer-cluster 2 heterogeneity 0.000%
distance to closest cas genes 1000000 (median 1000000.0)
GCA_001682215.1_ASM168221v1:complete15-0001-1:CP012706.1:c1 [26, 1, 100.0, 234150]
CRISPRone report for GCA_001682215.1_ASM168221v1 (complete) (locus 1)
repeat AAATTCCCAATATATTGTGAATTTGA

The following repeats are discarded because a) they are extremely rare; b) lack of spacer heterogeneity; and c) lack nearby cas genes.

CRISPR cluster BfragL23 cidx 1 original 9
repeat 9 #-crispr-containing-subject 6 2.7% total-spacer-cluster 3 heterogeneity 0.000%
distance to closest cas genes 1000000 (median 1000000.0)
GCA_005844845.1_ASM584484v1:draft80-0001-1:SPGY01000018.1:c1 [23, 1, 100.0, 77362]
CRISPRone report for GCA_005844845.1_ASM584484v1 (draft)
repeat GATCCAGCTGTGTAGAACCGTCC

CRISPR cluster BfragL29 cidx 2 original 7
repeat 7 #-crispr-containing-subject 2 0.9% total-spacer-cluster 16 heterogeneity 0.000%
distance to closest cas genes 1000000 (median 1000000.0)
GCA_900227845.1_SRR1027519:draft222-0001-1:OCGB01001677.1:c1 [29, 1, 100.0, 548]
CRISPRone report for GCA_900227845.1_SRR1027519 (draft)
repeat CGGTTTATCCCCGCTGGCGCGGGGAACTC

CRISPR cluster BfragL23 cidx 3 original 10
repeat 10 #-crispr-containing-subject 2 0.9% total-spacer-cluster 3 heterogeneity 0.000%
distance to closest cas genes 1000000 (median 1000000.0)
GCA_005844845.1_ASM584484v1:draft80-0001-1:SPGY01000026.1:c1 [23, 1, 100.0, 39073]
CRISPRone report for GCA_005844845.1_ASM584484v1 (draft)
repeat CAGGGACAAAAAGTACTAATTCA

CRISPR cluster BfragL43 cidx 4 original 1
repeat 1 #-crispr-containing-subject 1 0.5% total-spacer-cluster 2 heterogeneity 0.000%
distance to closest cas genes 1000000 (median 1000000.0)
GCA_003475745.1_ASM347574v1:draft217-0001-1:QRPZ01000091.1:c1 [43, 1, 100.0, 190]
CRISPRone report for GCA_003475745.1_ASM347574v1 (draft)
repeat TGCAAAATCATTTGGTTCAGCGCCAGGCTCTTTTGTAGCATAA

CRISPR cluster BfragL32 cidx 5 original 5
repeat 5 #-crispr-containing-subject 1 0.5% total-spacer-cluster 2 heterogeneity 0.000%
distance to closest cas genes 1000000 (median 1000000.0)
GCA_003471925.1_ASM347192v1:draft92-0001-1:QRKL01000001.1:c1 [32, 1, 100.0, 333]
CRISPRone report for GCA_003471925.1_ASM347192v1 (draft)
repeat GAGGGCCGCCAGGAAGGTCTTGCCGAAGGTCG

CRISPR cluster BfragL29 cidx 6 original 6
repeat 6 #-crispr-containing-subject 1 0.5% total-spacer-cluster 2 heterogeneity 0.000%
distance to closest cas genes 1000000 (median 1000000.0)
GCA_004798445.1_ASM479844v1:draft202-0001-1:SSKL01000748.1:c1 [29, 1, 100.0, 29]
CRISPRone report for GCA_004798445.1_ASM479844v1 (draft)
repeat TCAATGACAGTATTTCCAAAGATATCTTT

CRISPR cluster BfragL23 cidx 7 original 11
repeat 11 #-crispr-containing-subject 1 0.5% total-spacer-cluster 2 heterogeneity 0.000%
distance to closest cas genes 1000000 (median 1000000.0)
GCA_003439505.1_ASM343950v1:draft84-0001-1:QSVT01000033.1:c1 [23, 1, 100.0, 2773]
CRISPRone report for GCA_003439505.1_ASM343950v1 (draft)
repeat ACCGTAGTCATTTTGACCACGGT

CRISPR cluster BfragL23 cidx 8 original 12
repeat 12 #-crispr-containing-subject 1 0.5% total-spacer-cluster 5 heterogeneity 0.000%
distance to closest cas genes 1000000 (median 1000000.0)
GCA_901485015.1_bfr_m_7021_assembly:draft205-0001-1:CABEFF010000049.1:c1 [23, 1, 100.0, 2486]
CRISPRone report for GCA_901485015.1_bfr_m_7021_assembly (draft)
repeat AGTGAACGGACATGCCCCGTTTT

CRISPR cluster BfragL23 cidx 9 original 13
repeat 13 #-crispr-containing-subject 1 0.5% total-spacer-cluster 2 heterogeneity 0.000%
distance to closest cas genes 1000000 (median 1000000.0)
GCA_003462955.1_ASM346295v1:draft215-0001-1:QSCG01000238.1:c1 [23, 1, 100.0, 812]
CRISPRone report for GCA_003462955.1_ASM346295v1 (draft)
repeat ACACTGATATCATTTACATTATT

CRISPR cluster BfragL20 cidx 10 original 14
repeat 14 #-crispr-containing-subject 1 0.5% total-spacer-cluster 6 heterogeneity 0.000%
distance to closest cas genes 1000000 (median 1000000.0)
GCA_000699685.1_ASM69968v1:draft199-0001-1:JNHH01000070.1:c1 [20, 1, 100.0, 39529]
CRISPRone report for GCA_000699685.1_ASM69968v1 (draft)
repeat CCCTATACTTATACACAGCT