Microbial Communities and Their Performances in Anaerobic Hybrid Sludge Bed-Fixed Film Reactor for Treatment of Palm Oil Mill Effluent under Various Organic Pollutant Concentrations

Table 2

The partial 16S rRNA gene sequences of EUB domain and organism with the best-matching sequences determined by BLAST searches.

Affiliation	DGGE band							Similarity (%)	Accession no.
	Seed	C1		C2		C3
Hydrolytic bacteria
Pseudomonas sp. M130	S1	A1	B1	C1	D1	E1	F1	92	AB088750.2
Pseudomonas entomophila str. L48	S3		B3	C3	D3			92	CT573326.1
Pseudomonas sp.	S5	A4	B4					97	AM886092.1
Pseudomonadaceae bacterium	S6	A5	B5					94	AB545745.1
Pseudomonas sp.	S8	A7	B7	C8	D8	E7	F6	97	AM886092.1
Pseudomonas pseudoalcaligenes	S9	A8			D9			79	AF140011.1
Uncultured γ-proteobacterium	S10							82	EU167353.1
Uncultured Firmicutes bacterium				C5	D5			94	FM896934.1
Uncultured γ-proteobacterium				C9		E9	F8	82	EU167353.1
Uncultured γ-proteobacterium						E8	F7	82	EU167353.1
Uncultured delta-proteobacterium						E10		73	FN429803.1
Acidogenic bacteria
Uncultured Bacteroidetes bacterium	S7	A6	B6			E6	F5	94	CU926845.1
Uncultured Bacteroidetes bacterium	S11	A9	B8	C10	D10		F9	98	EU810898.1
Uncultured Bacteroidetes bacterium	S12	A10	B9			E11	F10	76	GU955023.1
Uncultured Bacteroidetes bacterium	S13	A11	B10	C11	D11	E12	F11	91	GU955023.1
Uncultured Bacteroidetes bacterium				C6	D6	E5		86	AB433139.1
Uncultured Bacteroidetes bacterium				C7	D7			94	CU926845.1
Bacteroides						E3	F3	87	EU136682.1
Acetogenic bacteria
Clostridiales bacterium	S2	A2	B2	C2	D2	E2	F2	81	GU428556.1
Uncultured Actinobacterium	S4	A3		C4	D4			91	GU194237.1
Acetobacter sp.	S14	A12	B11	C12	D12	E13		98	GQ246703.1
Uncultured Clostridiaceae bacterium						E4	F4	74	AB218300.1

Remark: S: startup seed; A: packed zone and B: sludge zone at C1; C: packed zone and D: sludge zone at C2; E: packed zone and F: sludge zone at C3.