We have designed and implemented an autosampler that provides additional sample capacity on a commercial protein sequencer. The autosampler attaches to a standard ABI Procise sequencer, enabling a single-sample cartridge to hold up to six separate samples. The autosampler is used in combination with faster Edman cycles and a rapid 12-min PTH separation to significantly increase the speed of automated protein sequencing. We also describe Edman chemistry modifications that improve coupling efficiency and prevent internal cleavage that can occur when samples are sequenced in the standard glass cartridges.
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Univ Sao Paulo, Biosci Inst, Dept Bot, BR-05508090 Sao Paulo, BrazilUniv Sao Paulo, Biosci Inst, Dept Bot, BR-05508090 Sao Paulo, Brazil
Oliveira, Mariana C.
Repetti, Sonja I.
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Univ Melbourne, Sch Biosci, Melbourne, Vic 3010, AustraliaUniv Sao Paulo, Biosci Inst, Dept Bot, BR-05508090 Sao Paulo, Brazil
Repetti, Sonja I.
Iha, Cintia
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Univ Melbourne, Sch Biosci, Melbourne, Vic 3010, AustraliaUniv Sao Paulo, Biosci Inst, Dept Bot, BR-05508090 Sao Paulo, Brazil
Iha, Cintia
Jackson, Christopher J.
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Univ Melbourne, Sch Biosci, Melbourne, Vic 3010, AustraliaUniv Sao Paulo, Biosci Inst, Dept Bot, BR-05508090 Sao Paulo, Brazil
Jackson, Christopher J.
Diaz-Tapia, Pilar
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Univ Melbourne, Sch Biosci, Melbourne, Vic 3010, Australia
Univ A Coruna, Coastal Biol Res Grp, Fac Sci, La Coruna 15071, Spain
Univ A Coruna, Ctr Adv Sci Res CICA, La Coruna 15071, SpainUniv Sao Paulo, Biosci Inst, Dept Bot, BR-05508090 Sao Paulo, Brazil
Diaz-Tapia, Pilar
Lubiana, Karoline Magalhaes Ferreira
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Univ Sao Paulo, Biosci Inst, Dept Bot, BR-05508090 Sao Paulo, BrazilUniv Sao Paulo, Biosci Inst, Dept Bot, BR-05508090 Sao Paulo, Brazil
Lubiana, Karoline Magalhaes Ferreira
Cassano, Valeria
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Univ Sao Paulo, Biosci Inst, Dept Bot, BR-05508090 Sao Paulo, BrazilUniv Sao Paulo, Biosci Inst, Dept Bot, BR-05508090 Sao Paulo, Brazil
Cassano, Valeria
Costa, Joana F.
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Univ Melbourne, Sch Biosci, Melbourne, Vic 3010, AustraliaUniv Sao Paulo, Biosci Inst, Dept Bot, BR-05508090 Sao Paulo, Brazil
Costa, Joana F.
Cremen, Ma Chiela M.
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Univ Melbourne, Sch Biosci, Melbourne, Vic 3010, AustraliaUniv Sao Paulo, Biosci Inst, Dept Bot, BR-05508090 Sao Paulo, Brazil
Cremen, Ma Chiela M.
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Marcelino, Vanessa R.
Verbruggen, Heroen
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Univ Melbourne, Sch Biosci, Melbourne, Vic 3010, AustraliaUniv Sao Paulo, Biosci Inst, Dept Bot, BR-05508090 Sao Paulo, Brazil