More than 300 homologs were found in PanDaTox collection
for query gene Gmet_2679 on replicon NC_007517
Organism: Geobacter metallireducens GS-15



Page 1 of 3    << first  < prev  1  2  3    next >  last >>   


Replicon accession

Locus tag

Product

% identity

Alignment on query gene

Alignment on homolog gene

Length

Bit score

E-value

Organism name

Kingdom

Plasmid clonability

Plasmid unclonability p-value

Fosmid clonability

Fosmid unclonability p-value

Coverage Plot

PanDaTox homologs

Experimental validation
NC_007517  Gmet_2679  response regulator receiver domain-containing protein  100 
 
 
129 aa  259  8.999999999999999e-69  Geobacter metallireducens GS-15  Bacteria  normal  0.380915  normal  0.27601 
 
 
-
 
NC_002939  GSU1117  response regulator  87.4 
 
 
127 aa  229  1e-59  Geobacter sulfurreducens PCA  Bacteria  normal  n/a   
 
 
-
 
NC_009483  Gura_2934  response regulator receiver protein  87.7 
 
 
129 aa  219  9e-57  Geobacter uraniireducens Rf4  Bacteria  unclonable  0.0000000000852899  n/a   
 
 
-
 
NC_011146  Gbem_1660  response regulator receiver protein  84.3 
 
 
126 aa  213  7e-55  Geobacter bemidjiensis Bem  Bacteria  normal  n/a   
 
 
-
 
NC_012918  GM21_2553  response regulator receiver protein  84.3 
 
 
126 aa  213  7e-55  Geobacter sp. M21  Bacteria  n/a    hitchhiker  2.1194499999999997e-20 
 
 
-
 
NC_008609  Ppro_0435  response regulator receiver protein  76.61 
 
 
124 aa  190  5e-48  Pelobacter propionicus DSM 2379  Bacteria  hitchhiker  0.00876892  n/a   
 
 
-
 
NC_010814  Glov_3603  response regulator receiver protein  60.16 
 
 
131 aa  169  1e-41  Geobacter lovleyi SZ  Bacteria  normal  0.656399  n/a   
 
 
-
 
NC_007498  Pcar_2017  response regulator CheY  59.84 
 
 
129 aa  169  2e-41  Pelobacter carbinolicus DSM 2380  Bacteria  normal  n/a   
 
 
-
 
NC_009943  Dole_1777  two component, sigma54 specific, Fis family transcriptional regulator  44.92 
 
 
465 aa  115  3e-25  Desulfococcus oleovorans Hxd3  Bacteria  normal  n/a   
 
 
-
 
NC_009483  Gura_1802  two component, sigma-54 specific, Fis family transcriptional regulator  48.25 
 
 
459 aa  108  2.0000000000000002e-23  Geobacter uraniireducens Rf4  Bacteria  normal  0.0135454  n/a   
 
 
-
 
NC_013223  Dret_0097  two component, sigma54 specific, transcriptional regulator, Fis family  37.7 
 
 
448 aa  108  3e-23  Desulfohalobium retbaense DSM 5692  Bacteria  normal  normal 
 
 
-
 
NC_009675  Anae109_1951  two component, sigma54 specific, Fis family transcriptional regulator  45.54 
 
 
470 aa  107  5e-23  Anaeromyxobacter sp. Fw109-5  Bacteria  normal  0.516267  normal 
 
 
-
 
NC_007760  Adeh_1908  two component, sigma54 specific, Fis family transcriptional regulator  44.64 
 
 
473 aa  106  1e-22  Anaeromyxobacter dehalogenans 2CP-C  Bacteria  normal  n/a   
 
 
-
 
NC_011145  AnaeK_1971  two component, sigma54 specific, transcriptional regulator, Fis family  43.75 
 
 
473 aa  105  3e-22  Anaeromyxobacter sp. K  Bacteria  normal  0.0887215  n/a   
 
 
-
 
NC_011891  A2cp1_2056  two component, sigma54 specific, transcriptional regulator, Fis family  43.75 
 
 
473 aa  105  3e-22  Anaeromyxobacter dehalogenans 2CP-1  Bacteria  normal  0.732718  n/a   
 
 
-
 
CP001509  ECD_02147  fused response regulator of ato operon, in two-component system with AtoS: response regulator/sigma54 interaction protein  41.86 
 
 
461 aa  104  4e-22  Escherichia coli BL21(DE3)  Bacteria  normal  n/a   
 
 
-
 
CP001637  EcDH1_1438  two component, sigma54 specific, transcriptional regulator, Fis family  41.86 
 
 
461 aa  104  4e-22  Escherichia coli DH1  Bacteria  normal  0.445705  n/a   
 
 
-
 
NC_009800  EcHS_A2361  acetoacetate metabolism regulatory protein AtoC  41.86 
 
 
461 aa  104  4e-22  Escherichia coli HS  Bacteria  normal  0.18992  n/a   
 
 
-
 
NC_012892  B21_02106  hypothetical protein  41.86 
 
 
461 aa  104  4e-22  Escherichia coli BL21  Bacteria  normal  n/a   
 
 
-
 
NC_010468  EcolC_1430  acetoacetate metabolism regulatory protein AtoC  41.86 
 
 
461 aa  104  4e-22  Escherichia coli ATCC 8739  Bacteria  normal  0.324678  hitchhiker  0.00137179 
 
 
-
 
NC_008609  Ppro_0984  two component, sigma54 specific, Fis family transcriptional regulator  43.97 
 
 
455 aa  103  6e-22  Pelobacter propionicus DSM 2379  Bacteria  normal  n/a   
 
 
-
 
NC_013216  Dtox_1013  two component, sigma54 specific, transcriptional regulator, Fis family  43.09 
 
 
456 aa  103  6e-22  Desulfotomaculum acetoxidans DSM 771  Bacteria  normal  normal  0.0616674 
 
 
-
 
NC_002977  MCA3100  response regulator  40.32 
 
 
122 aa  103  8e-22  Methylococcus capsulatus str. Bath  Bacteria  normal  0.182729  n/a   
 
 
-
 
NC_013385  Adeg_0173  two component, sigma54 specific, transcriptional regulator, Fis family  49.14 
 
 
463 aa  103  9e-22  Ammonifex degensii KC4  Bacteria  normal  0.127235  n/a   
 
 
-
 
NC_009483  Gura_2678  two component, sigma-54 specific, Fis family transcriptional regulator  40.62 
 
 
457 aa  102  2e-21  Geobacter uraniireducens Rf4  Bacteria  normal  n/a   
 
 
-
 
NC_011883  Ddes_0853  two component, sigma54 specific, transcriptional regulator, Fis family  40.8 
 
 
459 aa  102  2e-21  Desulfovibrio desulfuricans subsp. desulfuricans str. ATCC 27774  Bacteria  normal  0.0538681  n/a   
 
 
-
 
NC_007517  Gmet_0812  two component, sigma54 specific, Fis family transcriptional regulator  39.13 
 
 
453 aa  101  4e-21  Geobacter metallireducens GS-15  Bacteria  normal  0.0257022  hitchhiker  0.00000328811 
 
 
-
 
NC_010571  Oter_1278  two component, sigma54 specific, Fis family transcriptional regulator  40.17 
 
 
452 aa  100  6e-21  Opitutus terrae PB90-1  Bacteria  normal  0.902353  normal 
 
 
-
 
NC_008609  Ppro_1655  two component, sigma54 specific, Fis family transcriptional regulator  40.35 
 
 
462 aa  100  8e-21  Pelobacter propionicus DSM 2379  Bacteria  hitchhiker  0.000025661  n/a   
 
 
-
 
NC_002939  GSU1129  sigma-54 dependent DNA-binding response regulator  37.19 
 
 
453 aa  99.8  1e-20  Geobacter sulfurreducens PCA  Bacteria  normal  n/a   
 
 
-
 
NC_009523  RoseRS_0338  response regulator receiver modulated metal dependent phosphohydrolase  38.02 
 
 
513 aa  99.4  1e-20  Roseiflexus sp. RS-1  Bacteria  normal  normal  0.102838 
 
 
-
 
NC_007498  Pcar_2145  two component signal transduction response regulator  36.22 
 
 
492 aa  99.4  1e-20  Pelobacter carbinolicus DSM 2380  Bacteria  normal  n/a   
 
 
-
 
NC_013385  Adeg_0532  two component, sigma54 specific, transcriptional regulator, Fis family  44.74 
 
 
470 aa  99.8  1e-20  Ammonifex degensii KC4  Bacteria  hitchhiker  0.00706375  n/a   
 
 
-
 
NC_007517  Gmet_1397  two component, sigma54 specific, Fis family transcriptional regulator  37.82 
 
 
458 aa  100  1e-20  Geobacter metallireducens GS-15  Bacteria  normal  normal 
 
 
-
 
NC_010498  EcSMS35_2369  acetoacetate metabolism regulatory protein AtoC  41.86 
 
 
461 aa  99.8  1e-20  Escherichia coli SMS-3-5  Bacteria  normal  0.0790211  normal 
 
 
-
 
NC_009767  Rcas_0845  response regulator receiver modulated metal dependent phosphohydrolase  36.07 
 
 
508 aa  98.6  2e-20  Roseiflexus castenholzii DSM 13941  Bacteria  normal  0.903712  hitchhiker  0.00198769 
 
 
-
 
NC_007517  Gmet_0555  two component, sigma54 specific, Fis family transcriptional regulator  38.21 
 
 
457 aa  99  2e-20  Geobacter metallireducens GS-15  Bacteria  normal  normal 
 
 
-
 
NC_008554  Sfum_0648  response regulator receiver protein  40.68 
 
 
151 aa  99  2e-20  Syntrophobacter fumaroxidans MPOB  Bacteria  normal  normal 
 
 
-
 
NC_010814  Glov_1694  two component, sigma54 specific, transcriptional regulator, Fis family  38.84 
 
 
472 aa  99  2e-20  Geobacter lovleyi SZ  Bacteria  normal  n/a   
 
 
-
 
NC_009943  Dole_1357  response regulator receiver protein  41.32 
 
 
144 aa  98.2  3e-20  Desulfococcus oleovorans Hxd3  Bacteria  normal  0.48275  n/a   
 
 
-
 
NC_002939  GSU1495  sigma-54 dependent DNA-binding response regulator  36.44 
 
 
458 aa  97.8  4e-20  Geobacter sulfurreducens PCA  Bacteria  normal  0.301103  n/a   
 
 
-
 
NC_007908  Rfer_2737  response regulator receiver domain-containing protein  40.91 
 
 
139 aa  98.2  4e-20  Rhodoferax ferrireducens T118  Bacteria  hitchhiker  0.00154696  n/a   
 
 
-
 
NC_010814  Glov_1657  two component, sigma54 specific, transcriptional regulator, Fis family  38.84 
 
 
456 aa  97.8  4e-20  Geobacter lovleyi SZ  Bacteria  normal  0.0365007  n/a   
 
 
-
 
NC_010424  Daud_0677  response regulator receiver modulated metal dependent phosphohydrolase  42.57 
 
 
343 aa  97.8  5e-20  Candidatus Desulforudis audaxviator MP104C  Bacteria  normal  0.756866  n/a   
 
 
-
 
NC_011146  Gbem_2591  two component, sigma54 specific, transcriptional regulator, Fis family  40.35 
 
 
457 aa  97.4  5e-20  Geobacter bemidjiensis Bem  Bacteria  normal  0.313706  n/a   
 
 
-
 
NC_012918  GM21_2682  two component, sigma54 specific, transcriptional regulator, Fis family  44.35 
 
 
456 aa  97.4  6e-20  Geobacter sp. M21  Bacteria  n/a    hitchhiker  0.000000048168 
 
 
-
 
NC_013223  Dret_2392  two component, sigma54 specific, transcriptional regulator, Fis family  43.36 
 
 
458 aa  97.4  6e-20  Desulfohalobium retbaense DSM 5692  Bacteria  normal  0.0321511  normal 
 
 
-
 
NC_011769  DvMF_0215  two component, sigma54 specific, transcriptional regulator, Fis family  40.35 
 
 
528 aa  97.4  6e-20  Desulfovibrio vulgaris str. 'Miyazaki F'  Bacteria  n/a    normal  0.0571306 
 
 
-
 
NC_008554  Sfum_0632  response regulator receiver protein  40 
 
 
135 aa  97.1  7e-20  Syntrophobacter fumaroxidans MPOB  Bacteria  normal  normal 
 
 
-
 
NC_002967  TDE1969  sigma-54 dependent transcriptional regulator/response regulator  37.61 
 
 
473 aa  96.7  9e-20  Treponema denticola ATCC 35405  Bacteria  normal  0.440374  n/a   
 
 
-
 
NC_007498  Pcar_1994  two component signal transduction response regulator  39.29 
 
 
477 aa  96.3  1e-19  Pelobacter carbinolicus DSM 2380  Bacteria  normal  n/a   
 
 
-
 
NC_011146  Gbem_1534  two component, sigma54 specific, transcriptional regulator, Fis family  43.48 
 
 
456 aa  96.7  1e-19  Geobacter bemidjiensis Bem  Bacteria  normal  n/a   
 
 
-
 
NC_009943  Dole_1350  response regulator receiver protein  39.25 
 
 
147 aa  96.3  1e-19  Desulfococcus oleovorans Hxd3  Bacteria  hitchhiker  0.00189482  n/a   
 
 
-
 
NC_011146  Gbem_2521  two component, sigma54 specific, transcriptional regulator, Fis family  35.29 
 
 
457 aa  96.7  1e-19  Geobacter bemidjiensis Bem  Bacteria  normal  n/a   
 
 
-
 
NC_012918  GM21_1635  two component, sigma54 specific, transcriptional regulator, Fis family  39.47 
 
 
457 aa  96.3  1e-19  Geobacter sp. M21  Bacteria  n/a    normal 
 
 
-
 
NC_009253  Dred_2001  two component, sigma54 specific, Fis family transcriptional regulator  38.94 
 
 
454 aa  95.9  2e-19  Desulfotomaculum reducens MI-1  Bacteria  normal  n/a   
 
 
-
 
NC_013173  Dbac_2668  response regulator receiver protein  35.54 
 
 
675 aa  95.9  2e-19  Desulfomicrobium baculatum DSM 4028  Bacteria  normal  n/a   
 
 
-
 
NC_009483  Gura_0495  two component, sigma-54 specific, Fis family transcriptional regulator  37.1 
 
 
456 aa  95.1  3e-19  Geobacter uraniireducens Rf4  Bacteria  normal  n/a   
 
 
-
 
NC_009253  Dred_1510  two component, sigma54 specific, Fis family transcriptional regulator  41.38 
 
 
448 aa  95.1  3e-19  Desulfotomaculum reducens MI-1  Bacteria  normal  n/a   
 
 
-
 
NC_013223  Dret_0077  two component, sigma54 specific, transcriptional regulator, Fis family  40.57 
 
 
457 aa  94.7  3e-19  Desulfohalobium retbaense DSM 5692  Bacteria  normal  normal 
 
 
-
 
NC_011145  AnaeK_0879  two component, sigma54 specific, transcriptional regulator, Fis family  34.68 
 
 
466 aa  95.1  3e-19  Anaeromyxobacter sp. K  Bacteria  normal  n/a   
 
 
-
 
NC_011891  A2cp1_0673  two component, sigma54 specific, transcriptional regulator, Fis family  40 
 
 
458 aa  95.1  3e-19  Anaeromyxobacter dehalogenans 2CP-1  Bacteria  normal  n/a   
 
 
-
 
NC_012918  GM21_1698  two component, sigma54 specific, transcriptional regulator, Fis family  34.45 
 
 
457 aa  95.1  3e-19  Geobacter sp. M21  Bacteria  n/a    hitchhiker  0.000000740904 
 
 
-
 
NC_011891  A2cp1_0883  two component, sigma54 specific, transcriptional regulator, Fis family  34.68 
 
 
466 aa  95.1  3e-19  Anaeromyxobacter dehalogenans 2CP-1  Bacteria  normal  0.879866  n/a   
 
 
-
 
NC_008554  Sfum_0620  response regulator receiver protein  38.71 
 
 
142 aa  94.7  3e-19  Syntrophobacter fumaroxidans MPOB  Bacteria  normal  normal 
 
 
-
 
NC_011145  AnaeK_0673  two component, sigma54 specific, transcriptional regulator, Fis family  40 
 
 
457 aa  95.1  3e-19  Anaeromyxobacter sp. K  Bacteria  normal  n/a   
 
 
-
 
NC_008554  Sfum_2092  two component, sigma54 specific, Fis family transcriptional regulator  33.33 
 
 
462 aa  95.1  3e-19  Syntrophobacter fumaroxidans MPOB  Bacteria  normal  normal  0.131918 
 
 
-
 
NC_008576  Mmc1_3443  response regulator receiver protein  35.54 
 
 
223 aa  95.1  3e-19  Magnetococcus sp. MC-1  Bacteria  normal  normal 
 
 
-
 
NC_009483  Gura_0085  two component, sigma-54 specific, Fis family transcriptional regulator  38.98 
 
 
452 aa  94.4  4e-19  Geobacter uraniireducens Rf4  Bacteria  normal  n/a   
 
 
-
 
NC_011891  A2cp1_2398  two component, sigma54 specific, transcriptional regulator, Fis family  34.71 
 
 
469 aa  94.7  4e-19  Anaeromyxobacter dehalogenans 2CP-1  Bacteria  normal  0.313034  n/a   
 
 
-
 
NC_002939  GSU2915  sigma-54 dependent DNA-binding response regulator  36.59 
 
 
457 aa  94.7  4e-19  Geobacter sulfurreducens PCA  Bacteria  normal  n/a   
 
 
-
 
NC_009675  Anae109_2258  two component, sigma54 specific, Fis family transcriptional regulator  34.71 
 
 
468 aa  94.7  4e-19  Anaeromyxobacter sp. Fw109-5  Bacteria  normal  0.428008  normal  0.0222917 
 
 
-
 
NC_011769  DvMF_2200  two component, sigma54 specific, transcriptional regulator, Fis family  41.28 
 
 
459 aa  94.4  4e-19  Desulfovibrio vulgaris str. 'Miyazaki F'  Bacteria  n/a    normal 
 
 
-
 
NC_007760  Adeh_0833  two component, sigma54 specific, Fis family transcriptional regulator  34.68 
 
 
466 aa  94.7  4e-19  Anaeromyxobacter dehalogenans 2CP-C  Bacteria  normal  0.96038  n/a   
 
 
-
 
NC_008609  Ppro_1179  two component, sigma54 specific, Fis family transcriptional regulator  35.29 
 
 
457 aa  94.7  4e-19  Pelobacter propionicus DSM 2379  Bacteria  normal  0.655382  n/a   
 
 
-
 
NC_011145  AnaeK_2310  two component, sigma54 specific, transcriptional regulator, Fis family  34.71 
 
 
469 aa  94.7  4e-19  Anaeromyxobacter sp. K  Bacteria  normal  0.294968  n/a   
 
 
-
 
NC_002939  GSU0372  sigma-54 dependent DNA-binding response regulator  40.34 
 
 
461 aa  94.4  5e-19  Geobacter sulfurreducens PCA  Bacteria  normal  n/a   
 
 
-
 
NC_007517  Gmet_2453  two component, sigma54 specific, Fis family transcriptional regulator  40.16 
 
 
461 aa  94.4  5e-19  Geobacter metallireducens GS-15  Bacteria  hitchhiker  0.0000196128  normal 
 
 
-
 
NC_009253  Dred_1312  two component, sigma54 specific, Fis family transcriptional regulator  41.53 
 
 
455 aa  94.4  5e-19  Desulfotomaculum reducens MI-1  Bacteria  normal  0.502008  n/a   
 
 
-
 
NC_010814  Glov_1377  two component, sigma54 specific, transcriptional regulator, Fis family  37.7 
 
 
462 aa  94  6e-19  Geobacter lovleyi SZ  Bacteria  normal  0.244526  n/a   
 
 
-
 
NC_007760  Adeh_1555  two component, sigma54 specific, Fis family transcriptional regulator  34.71 
 
 
467 aa  94  6e-19  Anaeromyxobacter dehalogenans 2CP-C  Bacteria  normal  0.21045  n/a   
 
 
-
 
NC_008609  Ppro_0710  two component, sigma54 specific, Fis family transcriptional regulator  40.74 
 
 
456 aa  94  6e-19  Pelobacter propionicus DSM 2379  Bacteria  normal  n/a   
 
 
-
 
NC_002939  GSU1320  sigma-54 dependent DNA-binding response regulator  40.5 
 
 
460 aa  94  7e-19  Geobacter sulfurreducens PCA  Bacteria  normal  n/a   
 
 
-
 
NC_013216  Dtox_0789  two component, sigma54 specific, transcriptional regulator, Fis family  40.52 
 
 
448 aa  94  7e-19  Desulfotomaculum acetoxidans DSM 771  Bacteria  normal  normal 
 
 
-
 
NC_010814  Glov_2158  two component, sigma54 specific, transcriptional regulator, Fis family  39.13 
 
 
453 aa  93.6  8e-19  Geobacter lovleyi SZ  Bacteria  normal  n/a   
 
 
-
 
NC_011883  Ddes_0018  response regulator receiver protein  37.04 
 
 
135 aa  93.6  8e-19  Desulfovibrio desulfuricans subsp. desulfuricans str. ATCC 27774  Bacteria  decreased coverage  0.00000218096  n/a   
 
 
-
 
NC_009675  Anae109_2442  two component, sigma54 specific, Fis family transcriptional regulator  38.21 
 
 
480 aa  93.6  8e-19  Anaeromyxobacter sp. Fw109-5  Bacteria  normal  normal 
 
 
-
 
NC_013173  Dbac_2984  two component, sigma54 specific, transcriptional regulator, Fis family  39.62 
 
 
458 aa  93.6  8e-19  Desulfomicrobium baculatum DSM 4028  Bacteria  normal  0.826768  n/a   
 
 
-
 
NC_011891  A2cp1_0533  two component, sigma54 specific, transcriptional regulator, Fis family  37.29 
 
 
443 aa  93.6  9e-19  Anaeromyxobacter dehalogenans 2CP-1  Bacteria  normal  0.141325  n/a   
 
 
-
 
NC_007404  Tbd_0904  two component Fis family transcriptional regulator  41.23 
 
 
454 aa  93.6  9e-19  Thiobacillus denitrificans ATCC 25259  Bacteria  normal  0.629928  normal 
 
 
-
 
NC_009943  Dole_2739  two component, sigma54 specific, Fis family transcriptional regulator  40.57 
 
 
451 aa  93.6  9e-19  Desulfococcus oleovorans Hxd3  Bacteria  normal  0.693002  n/a   
 
 
-
 
NC_011145  AnaeK_0537  two component, sigma54 specific, transcriptional regulator, Fis family  37.29 
 
 
446 aa  93.6  9e-19  Anaeromyxobacter sp. K  Bacteria  normal  n/a   
 
 
-
 
NC_011146  Gbem_2269  two component, sigma54 specific, transcriptional regulator, Fis family  35.2 
 
 
456 aa  92.8  1e-18  Geobacter bemidjiensis Bem  Bacteria  normal  n/a   
 
 
-
 
NC_009483  Gura_3740  two component, sigma-54 specific, Fis family transcriptional regulator  38.94 
 
 
454 aa  93.2  1e-18  Geobacter uraniireducens Rf4  Bacteria  normal  0.0840186  n/a   
 
 
-
 
NC_011891  A2cp1_1954  two component, sigma54 specific, transcriptional regulator, Fis family  36.67 
 
 
464 aa  93.2  1e-18  Anaeromyxobacter dehalogenans 2CP-1  Bacteria  normal  0.611403  n/a   
 
 
-
 
NC_007760  Adeh_0504  two component, sigma54 specific, Fis family transcriptional regulator  37.29 
 
 
443 aa  93.2  1e-18  Anaeromyxobacter dehalogenans 2CP-C  Bacteria  normal  n/a   
 
 
-
 
NC_007760  Adeh_0639  two component, sigma54 specific, Fis family transcriptional regulator  39.17 
 
 
455 aa  93.2  1e-18  Anaeromyxobacter dehalogenans 2CP-C  Bacteria  normal  n/a   
 
 
-
 
NC_014150  Bmur_0931  response regulator receiver protein  33.06 
 
 
430 aa  92.8  1e-18  Brachyspira murdochii DSM 12563  Bacteria  normal  n/a   
 
 
-
 
NC_009483  Gura_2914  two component, sigma-54 specific, Fis family transcriptional regulator  35.4 
 
 
459 aa  93.2  1e-18  Geobacter uraniireducens Rf4  Bacteria  normal  n/a   
 
 
-
 
NC_008554  Sfum_0618  response regulator receiver protein  38.84 
 
 
157 aa  92.8  1e-18  Syntrophobacter fumaroxidans MPOB  Bacteria  normal  normal 
 
 
-
 
Page 1 of 3    << first  < prev  1  2  3    next >  last >>