TABLE 1.

Closest relatives of the sequenced DGGE bands

Band	% Similarity	Closest relative	Environment	Taxonomic affiliation as reported in GenBank	Accession no.a
1	99.1	Clone PI_4z10f	Estuary	Alphaproteobacteria	AY580535
2	98.8	Clone PLY-P3-42	Marine	Bacteroidetes	AY354752
3	96.5	Clone SW146	Marine	Bacteroidetes	AF493676
4	97.0	Clone 131677	Marine	Bacteroidetes	AY922211
5	99.7	Isolate ARK10048	Marine (ice)	Bacteroidetes	AF468409
6	98.6	Clone NorSea47	Marine	Bacteroidetes	AM279194
7	98.3	Isolate DG1021	Marine	Bacteroidetes	AY258128
8	99.1	DGGE Cytophagales ESR 4	Lake	Bacteroidetes	AF268288
9	95.6	Isolate GPl-11, Cytophaga sp.	Marine	Bacteroidetes	AJ456975
10	97.5	Koliella spiculiformis, chloroplast gene	Lake	Plastid gene	AF278746
11	98.8	Isolate WL5-12, CFB group	River	Bacteroidetes	AF497890
12	97.5	DGGE band Cytophagales ESR 4	Lake	Bacteroidetes	AF268288
13	97.6	Clone SF54, Sphingobacteriales	Lake	Bacteroidetes	AJ697701
14	87.6	Isolate CNJ537, Saprospira sp.	Marine	Bacteroidetes	AY527411
15	95.5	Isolate DG945	Marine	Bacteroidetes	AY258123
16	99.8	Koliella spiculiformis, chloroplast gene	Lake	Plastid gene	AF278746
17	99.7	Clone SF85, Sphingobacteriales	Lake	Bacteroidetes	AJ697706
18	99.5	Sphingomonas subarctica, strain NKF1	Freshwater biofilm	Alphaproteobacteria	X94104
19	97.3	Chlorella mirabilis plastid DNA	Lake	Plastid gene	X65100
20	97.1	Isolate BAL58	Estuary	Betaproteobacteria	AY317112
21	99.6	Synechococcus sp. strain MW73B4	Lake	Cyanobacteria	AY151250
22	99.8	Clone S9JA-48	Lake	Actinobacteria	AB154320
23	99.6	DGGE band betaproteobacterium zo33	Lake	Betaproteobacteria	AF531004
24	99.8	Synechococcus sp. strain MW99B6	Lake	Cyanobacteria	AY151247
25	99.6	Clone S9D-06	Lake	Actinobacteria	AB154303
26	100	Clone N5	Lake	Actinobacteria	AJ575532

^aNucleotide sequences can be accessed via http://www.ncbi.nlm.nih.gov/Entrez/.