Table S1Reference sequences for pathogenic bacteria BLAST

Genus / Pathogenic species / Accession number
Aeromonas / Aeromonasveronii / DQ029351
Aeromonashydrophila / AB610604
Arcobacter / Arcobacterbutzleri / AY621116
Bacillus / Bacillus anthracis / AY643481
Bacillus cereus / AJ629413
Bordetella / Bordetella pertussis / AF366576
Borrelia / Borreliaburgdorferi / AF477988
Brucella / Brucellaabortus / EF192471
Campylobacter / Campylobacter jejuni / AY628389
Chlamydia / Chlamydia trachomatis / DQ019301
Chlamydophila / Chlamydophilapsittaci / AB285329
Clostridium / Clostridium perfringens / DQ196135
Clostridium tetani / X74770
Clostridium botulinum / X68315
Clostridium difficile / X73450
Corynebacterium / Corynebacterium diphtheria / X84248
Enterobacter / Enterobacteraerogenes / AB004750
Enterobacter cloacae / Y17665
Enterococcus / Enterococcus faecalis / AB154827
Enterococcus faecium / AY692451
Escherichia / Escherichia coli / EU118103
Francisella / Francisellatularensis / AY968238
Haemophilus / Haemophilus influenza / AY613478
Helicobacter / Helicobacter pylori / AY593986
Klebsiella / Klebsiella pneumonia / U33121
Legionella / Legionella pneumophila / AF129523
Leptospira / Leptospirainterrogans / AY995728
Listeria / Listeria monocytogenes / AJ535697
Mycobacterium / Mycobacterium tuberculosis / X52917
Mycobacterium leprae / X53999
Mycobacterium ulcerans / X58954
Mycoplasma / Mycoplasma pneumonia / AF132741
Neisseria / Neisseria gonorrhoeae / AM921674
Neisseria meningitides / AY735364
Pseudomonas / Pseudomonas aeruginosa / AY548952
Rickettsia / Rickettsia rickettsia / DQ150682
Salmonella / Salmonella enterica / EF579646
Serratia / Serratiamarcescens / M59160
Shigella / Shigellasonnei / EF032687
Staphylococcus / Staphylococcus aureus / AF210055
Staphylococcus epidermidis / AY699287
Staphylococcus saprophyticus / L37596
Streptococcus / Streptococcus difficilis / AB112407
Streptococcus pneumonia / AJ617796
Streptococcus pyogenes / HV813896
Treponema / Treponemapallidum / M88726
Vibrio / Vibrio cholera / AY494843
Yersinia / Yersinia pestis / AJ232223

Table S2Reference sequences for PAO BLAST

Sources / Accession number
PAO / SG1 / EF565148 / HM046416
AF502225 / FJ623276
AF502224 / AF204244
HM046414 / AY064178
HM046415 / AJ224937
AY064179 / --
SG2 / AF245349 / HM046423
HM046421 / AF255631
HM046422 / --
SG3 / EU529738 / HM046419
AY062125 / HM046420
HM046417 / EF565160
HM046418 / --
SG4 / AB166770 / ABVD01757331
HM046424 / ABVD01500373
AF204247 / EF565147
HM046425 / EF565156
AB200295 / --
Others / Y17601 / AF204248
AF016690 / EF565152
EF565159 / AB276369
EF565151 / D16209
EF565149 / DQ640664

Table S3Reference sequences for GAO BLAST

Sources / Accession number
GAO / I / JQ726373 / JN647902
JQ726374 / JN647903
JQ726375 / JN647904
JQ726376 / JN647905
JQ726377 / JN647906
JQ726378 / JN647907
JQ726379 / JN647908
AF361089 / JN647909
AF361090 / JN647910
AF361091 / JN647911
AF361092 / JN647912
AF361093 / JQ480390
AF361094 / AY962318
AF361095 / AY962319
AF361096 / DQ201885
HQ341388 / JQ480448
HQ341389 / DQ201868
HQ341392 / JN647901
JN647900 / --
II / JQ726380 / DQ146475
HQ341390 / AF368190
HQ341391 / AF368189
AB231399 / AF368186
AB231366 / AF368183
AB231451 / AF368181
AY254687 / AF368185
DQ146465 / --
Others / HQ341387 / DQ201848
AY172161 / AY254696
AY172171 / --

Fig. S1Settling profiles of denitrifying phosphorus removal with different post-aeration time.

Fig.S2 Cluster analysis based on Bray-Curtis distances of the 4 samples at 3% cutoff OTU level.0.25 of similarity cutoff level was selected, as shown in the dot line.