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Supplementary Fig. 2 Maximum-parsimony phylogenetic tree based on 16S rRNA gene sequences showing the positions of Loktanella aestuariicola J-TF4T, the type strains of Loktanella species and representatives of some other related taxa. Only bootstrap values (expressed as percentages of 1000 replications) of > 50 % are shown at branching points. Stappia stellulata IAM 12621T (GenBank accession number, D88525) was used as an outgroup. Scale bar, 0.01 substitutions per nucleotide position. 60.2 Loktanella soesokkakensis DSSK1-5T(KC987356) 72.3 ‘Loktanella variabilis’J-MR2-YT(KJ569528) LoktanellahongkongensisUST950701-009PT(AY600300) Loktanella cinnabarina LL-001T(AB688112) Loktanella aestuariicola J-TF4T(KJ855316) 58.0 Loktanellapyoseonensis JJM85T(AM983542) Loktanellafryxellensis LMG 22007T(AJ582225) Loktanellasalsilacus LMG 21507T(AJ440997) Loktanellaatrilutea IG8T(AB246747) Loktanellavestfoldensis LMG 22003T(AJ582226) 75.8 Loktanellaagnita R10SW5T(AY682198) Loktanella litorea DPG-5T(JN885197) Loktanella maritima KMM 9530T(AB894236) Loktanella tamlensis SSW-35T(DQ533556) Loktanellasediminilitoris D1-W3T(KC311338) Loktanellarosea Fg36T(AY682199) Loktanellamaricola DSW-18T(EF202613) Loktanellakoreensis GA2-M3T(DQ344498) 84.1 Ruegeria atlantica IAM14463T(D88526) Ruegeria scottomollicae LMG 24367T(AM905330) 74.4 Sulfitobacter pontiacus ChLG 10T(Y13155) 97.6 Roseobacter litoralis ATCC 49566T(X78312) Poseidonocella sedimentorum KMM 9023T(AB576006) Poseidonocella pacifica KMM 9010T(AB576005) Litorisediminicola beolgyonensis BB-MW24T(JQ807220) Yangia pacifica DX5-10T(AJ877265) Roseivivax lentus S5-5T (FJ875966) Roseivivax isoporae sw-2T(FJ593905) 99.1 Roseivivax halodurans OCh 239T(D85829) Citreimonas salinaria CL-SP20T(AY962295) 51.7 Donghicola xiamenensis Y-2T(DQ120728) Donghicola eburneus SW-277T(DQ667965) Roseisalinus antarcticus EL-88T(AJ605747) 97.6 Oceanicola granulosus HTCC2516T(AY424896) Stappiastellulata IAM 12621T(D88525) 0.01