Table 1.

Sequence analysis of NlxA and its homologues.

Protein	Accession number	Source organism	Annotated function	Length (aa)	Identity (%)
NlxA		Xanthomonas citri ssp. citri 306		419	100
XcampmN_07905	ZP_06489485	Xanthomonas campestris pv. musacearum NCPPB 4381	Unknown	422	95.02
ORF5	ABI93189	Xanthomonas oryzae pv. oryzae BXO8	Unknown	417	59.86
WsaF	AAR99609	Geobacillus stearothermophilus NRS 2004/3a	Rhamnosyltransferase of GT4	413	40.14
PM8797T_20259	EDL58917	Planctomyces maris DSM 8797	Unknown	430	36.70
Roseina2194_02598	ZP_03754177	Roseburia inulinivorans DSM 16841	Unknown	448*	34.42
Met49242DRAFT_0030	ZP_08070643	Methylocystis sp. ATCC 49242	Rhamnan synthesis F	406†	32.63
WcrW	CAI34499	Streptococcus pneumonia 6803	Putative GT4	414	32.55

^* The C terminal 448 amino acids (aa) of the complete 1030‐aa protein were used for homologue analysis as only the C terminal of the protein showed similarity with NlxA.

^† Similarly, the C terminal 406 aa of the complete 812‐aa protein were used for homologue analysis with NlxA.