Predicted mutation
evidence seq id position mutation annotation gene description
RA NC_000913 3,330,357 +T coding (1395/1434 nt) dacB → D‑alanyl‑D‑alanine carboxypeptidase

Read alignment evidence...
  seq id position ref new freq score (cons/poly) reads annotation genes product
*NC_0009133,330,3531.T100.0% 218.8 / NA 69R464L (CGT→CTT) dacBD‑alanyl‑D‑alanine carboxypeptidase
Reads supporting (aligned to +/- strand):  ref base . (0/0);  new base T (33/36);  total (33/36)

GTTGCAGGGGGTATATAACCTGGCGGGATTCATTACCACAGCGAGCGGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAGTCAAAAAGAAACCCCGGCACATGGCCGGGGCTTCAGATTATTGACAAAGTGCGCTTTGTTTATGCCGGATGCGGCGTAAACGCCTTAT  >  NC_000913/3330222‑3330484
                                                                                                                                    |                                                                                                                                   
gTTGCAGGGGGTATATAACCTGGCGGGATTCATTACCACAGCGAG‑‑‑‑‑‑‑CGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGt                                                                                                                        <  1:1146980/139‑1 (MQ=255)
  tGCAGGGGGTATATAACCTGGCGGGATTCATTACCACAGCGAGCGGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGtttttgaaa                                                                                                                            <  2:15076/139‑6 (MQ=255)
       ggggTATATAACCTGGCGGGATTCATTACCACAGCGAGCGGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGt                                                                                                                        <  1:997980/139‑1 (MQ=255)
       ggggTATATAACCTGGCGGGATTCATTACCACAGCGAGCGGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGt                                                                                                                        <  2:440354/139‑1 (MQ=255)
        gggTATATTACCTGGGGGGAATTATTAACACCGCGAGCGGGCAACGAAATGGGTTTGTTGCATTTTTTTTTTGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGtt                                                                                                                       <  2:395866/139‑1 (MQ=255)
            atataACCTGGCGGGATTCATTACCACAGCGAGCGGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGta                                                                                                                   >  1:236450/1‑139 (MQ=255)
                   cTGGCGGGATTCATTACCACAGCGAGCGGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGat                                                                                                            >  1:1108344/1‑139 (MQ=255)
                    tGGCGGGATTCATTACCACAGCGAGCGGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGata                                                                                                           <  1:1001703/139‑1 (MQ=255)
                    tGGCGGGATTCATTACCACAGCGAGCGGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGata                                                                                                           <  2:236450/139‑1 (MQ=255)
                     ggCGGGATTCATTACCACAGCGAGCGGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCg                                                                                                                                      <  1:1038214/111‑1 (MQ=255)
                     ggCGGGATTCATTACCACAGCGAGCGGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCg                                                                                                                                      >  2:1038214/1‑111 (MQ=255)
                     ggCGGGATTCATTACCACAGCGAGCGGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATaa                                                                                                                >  1:488085/1‑133 (MQ=255)
                     ggCGGGATTCATTACCACAGCGAGCGGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATaa                                                                                                                <  1:46687/133‑1 (MQ=255)
                     ggCGGGATTCATTACCACAGCGAGCGGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATaa                                                                                                                >  2:46687/1‑133 (MQ=255)
                     ggCGGGATTCATTACCACAGCGAGCGGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATaa                                                                                                                <  2:488085/133‑1 (MQ=255)
                      gCGGGATTCATTACCACAGCGAGCGGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATAtt                                                                                                         >  1:981319/1‑139 (MQ=255)
                         agATTCATTACCACAGCGAGCGGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCGGCTGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTAt                                                                                                      <  1:370932/138‑1 (MQ=255)
                                       agcgagcgGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGt                                                                                                                        >  1:167811/1‑107 (MQ=255)
                                       agcgagcgGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGt                                                                                                                        <  2:167811/107‑1 (MQ=255)
                                       agcgagcgGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATc                                                                                        <  2:1108344/139‑1 (MQ=255)
                                         cgagcgGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTAt                                                                                                      <  1:269507/123‑1 (MQ=255)
                                         cgagcgGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTAt                                                                                                      >  2:269507/1‑123 (MQ=255)
                                         cgagcgGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCaa                                                                                      >  2:405954/1‑139 (MQ=255)
                                           agcgGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCACCGTATTCCGTTAGTGCGTTTTTGAAAGCCGt                                                                                                                        <  2:920713/103‑1 (MQ=255)
                                           agcgGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCACCGTATTCCGTTAGTGCGTTTTTGAAAGCCGt                                                                                                                        >  1:920713/1‑103 (MQ=255)
                                             cgGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAg                                                                                                   <  2:107576/122‑1 (MQ=255)
                                             cgGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAg                                                                                                   >  1:107576/1‑122 (MQ=255)
                                              gggCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGa                                                                                 <  1:405954/139‑1 (MQ=255)
                                               ggCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGt                                                                                                                        <  2:1086420/99‑1 (MQ=255)
                                               ggCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGt                                                                                                                        >  1:1086420/1‑99 (MQ=255)
                                                 cAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTAt                                                                                                      <  1:816402/115‑1 (MQ=255)
                                                 cAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTAt                                                                                                      >  2:816402/1‑115 (MQ=255)
                                                   aCGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGAAAccc                                                                            <  2:1101044/139‑1 (MQ=255)
                                                    cGAATGGCGTTTGTGCGATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGttt                                                                                                                      <  2:783500/96‑1 (MQ=255)
                                                    cGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGttt                                                                                                                      >  1:783500/1‑96 (MQ=255)
                                                               tgtgCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATaa                                                                                                                <  1:785427/91‑1 (MQ=255)
                                                               tgtgCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATaa                                                                                                                >  2:785427/1‑91 (MQ=255)
                                                                       atCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGAAACCCCGGCACATGGCCGGGGCTTc                                                        <  2:981319/139‑1 (MQ=255)
                                                                         cTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGAAAccc                                                                            <  1:497203/117‑1 (MQ=255)
                                                                         cTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGAAAccc                                                                            >  2:497203/1‑117 (MQ=255)
                                                                           ttCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGa                                                                                 >  2:585088/1‑110 (MQ=255)
                                                                           ttCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGa                                                                                 <  1:585088/110‑1 (MQ=255)
                                                                              tGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGAATCCCCGGCACATGGCCGGGGCTTCAGattat                                                 <  2:638489/139‑1 (MQ=255)
                                                                                   aTGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGa                                                                                 <  2:404269/102‑1 (MQ=255)
                                                                                   aTGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGa                                                                                 >  1:404269/1‑102 (MQ=255)
                                                                                    tGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATaa                                                                                                                <  2:277427/70‑1 (MQ=255)
                                                                                    tGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATaa                                                                                                                >  1:277427/1‑70 (MQ=255)
                                                                                          aGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGt                                                                                                                        <  2:379772/56‑1 (MQ=255)
                                                                                          aGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGt                                                                                                                        >  1:379772/1‑56 (MQ=255)
                                                                                           gAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATaa                                                                                                                <  1:826766/63‑1 (MQ=255)
                                                                                           gAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATaa                                                                                                                >  2:826766/1‑63 (MQ=255)
                                                                                              ccTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGta                                                                                                                   >  1:84640/1‑57 (MQ=255)
                                                                                              ccTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGta                                                                                                                   <  2:84640/57‑1 (MQ=255)
                                                                                              ccTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGAAACCCCGGCACATGGCCGGGGCTTCAGATTATTGACAAAGTGCGCttt                                 >  1:14316/1‑139 (MQ=255)
                                                                                                tGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGt                                                                                                                        >  1:540937/1‑50 (MQ=39)
                                                                                                tGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGt                                                                                                                        <  2:540937/50‑1 (MQ=39)
                                                                                                tGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGtata                                                                                                                 <  1:901447/57‑1 (MQ=255)
                                                                                                tGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGtata                                                                                                                 >  2:901447/1‑57 (MQ=255)
                                                                                                tGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGata                                                                                                           <  1:1284460/63‑1 (MQ=255)
                                                                                                tGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGata                                                                                                           >  2:1284460/1‑63 (MQ=255)
                                                                                                tGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGAAACCCCGGCACATGGCCGGGGCTTCAGATTATTGACAAAGTGCGCTTTGt                               >  2:442758/1‑139 (MQ=255)
                                                                                                tGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGtttttgaa                                                                                                                             <  2:1032726/44‑5 (MQ=255)
                                                                                                tGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGtttttgaa                                                                                                                             >  1:1032726/1‑40 (MQ=255)
                                                                                                       cAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGt                                                                                                                        <  2:422076/43‑1 (MQ=38)
                                                                                                       cAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGt                                                                                                                        >  1:422076/1‑43 (MQ=38)
                                                                                                            tAATCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGAAACCCCGGCACATGGCCGGGGCTTCAGATTATTGACAAAGTGCGCTTTGTTTATGCCGGATg                   >  1:970654/1‑139 (MQ=255)
                                                                                                               tCGCCGTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGAAACCCCGGCACATGGCCGGGGCTTCAGATTATTGACAAAGTGCGCTTTGTTTATGCCGGATgcgg                >  2:1125270/1‑139 (MQ=255)
                                                                                                                    gTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTAt                                                                                                      <  2:647802/48‑1 (MQ=39)
                                                                                                                    gTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTAt                                                                                                      >  1:647802/1‑48 (MQ=255)
                                                                                                                    gTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGAAACCCCGGCACATGGCCGGGGCTTCAGATTATTGACAAAGTGCGCTTTGTTTATGCCGGATGCGGCGTaa           >  1:748026/1‑139 (MQ=255)
                                                                                                                    gTATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGAAACCCCGGCACATGGCCGGGGCTTCAGATTATTGACAAAGTGCGCTTTGTTTATGCCGGATGCGGCGTaa           <  2:970654/139‑1 (MQ=255)
                                                                                                                     tATTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGAAACCCCGGCACATGGCCGGGGCTTCAGATTATTGACAAAGTGCGCTTTGTTTATGCCGGATGCGGCGTaaa          >  1:739400/1‑139 (MQ=255)
                                                                                                                      aTTCCGTTAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGAAACCCCGGCACATGGCCGGGGCTTCAGATTATTGACAAAGTGCGCTTTGTTTATGCCGGATGCGGCGTAAAc         >  2:578261/1‑139 (MQ=255)
                                                                                                                             tAGTGCGTTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAATCAAAAAGAAACCCCGGCACATGGCCGGGGCTTCAGATTATTGACAAAGTGCGCTTTGTTTATGCCGGATGCGGCGTAAACGCCTTAt  <  1:554546/139‑1 (MQ=255)
                                                                                                                                    |                                                                                                                                   
GTTGCAGGGGGTATATAACCTGGCGGGATTCATTACCACAGCGAGCGGGCAACGAATGGCGTTTGTGCAATATCTTTCTGGCTATGCAGTAGAACCTGCGGATCAGCGTAATCGCCGTATTCCGTTAGTGCGTTTTGAAAGCCGTTTGTATAAAGATATTTATCAGAACAATTAGTCAAAAAGAAACCCCGGCACATGGCCGGGGCTTCAGATTATTGACAAAGTGCGCTTTGTTTATGCCGGATGCGGCGTAAACGCCTTAT  >  NC_000913/3330222‑3330484

Alignment Legend
Aligned base mismatch/match (shaded by quality score): ATCG/ATCG < 3 ≤ ATCG/ATCG < 27 ≤ ATCG/ATCG < 34 ≤ ATCG/ATCG < 39 ≤ ATCG/ATCG < 40 ≤ ATCG/ATCG
Unaligned base: atcg    Masked matching base: atcg    Alignment gap:     Deleted base: