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Table 1 Signature cas genes and CRISPR repeat sequences for the three types of CRISPR-Cas systems found in B. fragilis

From: Diversity and dynamics of the CRISPR-Cas systems associated with Bacteroides fragilis in human population

Type

CRISPR repeat seq

repeat ID a

cas genes

Type I-B

ATTTCAATTCCATAAGGTACAATTAATAC

BfragL29

cas5 b

Type II-C

GCTGTTTCCAATGGTTCAAAGATACTAATTTGAAAGCAAATCACAAC

BfragL47

cas9

Type III-B

GTCTTAATCCTTATTATACTGGAATACATCTACAT

BfragL35

cas10

  1. a: repeat IDs are BfragL followed by the length of the corresponding repeat sequence. b: cas5 subtype I-B
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BMC Genomics

ISSN: 1471-2164

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