?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=KONVERSI+ENZIMATIS+TONGKOL+JAGUNG+MENJADI+GLUKOSA+%0D%0AMENGGUNAKAN+ENZIM+SELULASE+DARI+JAMUR+Aspergillus+niger%0D%0AL-51+YANG+DIAMOBILISASI+DENGAN+BENTONIT&rft.creator=Erika+Liandini%2C+1417011034&rft.subject=+&rft.description=Corn+cobs+are+one+of+cellulosic+agricultural+waste+which+has+big+potential+to+%0D%0Aconvert+into+glucose+by+enzymatic+saccharification+using+cellulose.+The+aim+of+%0D%0Athis+work+is+to+observe+the+conversion+of+corn+cobs+into+glucose+using+bentonite+%0D%0Aimmobilized+cellulose+that+obtains+from+Aspergillus+niger+L-51.+The+scope+of+this+%0D%0Awork+are+production%2C+isolation%2C+and+purification+of+cellulose+continuing+by+%0D%0Aimmobilized+cellulose+apply+to+hydrolyze+corn+cobs.+Purification+of+cellulose+%0D%0Ausing+ammonium+sulfate+could+increase+the+activity+into+20+times+compare+with+%0D%0Acrude+one.+The+crude+one+has+activity+at+5.0120+U%2Fmg+since+the+purified+one+at+%0D%0A99.889+U%2Fmg.+The+purified+cellulose+has+an+optimum+temperature+at+55+oC%3B+KM+is+%0D%0A22.4059+mg%2FmL+substrate%2C+Vmaks+is+1.1455+%CE%BCmol+mL-1+minute-1%0D%0A%2C+ki+value+is+0.0073+%0D%0Aminute-1%0D%0A%2C+half+life+(t1%2F2)+95+minute%2C+and+%E2%88%86Gi+is+103.5396+kJ%2Fmol.+On+the+other+%0D%0Ahand%2C+the+immobilized+cellulose+has+an+optimum+temperature+at+70+oC%2C+KM+is+%0D%0A76.5089+mg%2FmL%2C+Vmaks+is+2.7174+%CE%BCmol+mL-1+minute-1%0D%0A%2C+ki+value+is+0.0063+minute-1%0D%0A%2C+%0D%0Ahalf+life+(t1%2F2)+110+minute%2C+and+%E2%88%86Gi+is+103.935+kJ%2Fmol.+Using+the+data+of+ki%0D%0A%2C+t1%2F2%2C+%0D%0Adan+%E2%88%86Gi+from+purified+cellulose+and+immobilized+cellulose%2C+it+comfirmed+that+the+%0D%0Aimmobilized+cellulose+more+stable+than+purified+one.+Application+of+immobilized+%0D%0Acellulose+to+hydrolyze+corn+cobs+substrate+for+72+hours+result+glucose+at+4.9783+%0D%0Amg%2FmL+so+far.%0D%0AKey+word%3A+Aspergillus+niger+L-51%2C+cellulase+enzyme%2C+immobilization%2C+bentonite%2C+%0D%0Ahydrolysis%2C+corn+cobs.%0D%0A%0D%0ATongkol+jagung+merupakan+limbah+pertanian+yang+mengandung+selulosa+yang+%0D%0Adapat+diubah+glukosa+melalui+hidrolisis+enzimatik+menggunakn+enzim+selulase.%0D%0APenelitian+ini+bertujuan+untuk+mempelajari+proses+konversi+secara+enzimatik+%0D%0Atongkol+jagung+menjadi+glukosa+menggunakan+enzim+selulase+dari+jamur+%0D%0AAspergillus+niger+L-51+yang+diamobilisasi+dengan+bentonit.+Tahap+penelitian+ini+%0D%0Ameliputi+produksi%2C+isolasi%2C+pemurnian%2C+amobilisasi+enzim+selulase%2C+dan+hidrolisis+%0D%0Atongkol+jagung.+Hasil+penelitian+menunjukkan+bahwa+aktivitas+enzim+hasil+%0D%0Apemurnian+meningkat+20+kali+dengan+aktivitas+sebesar+99%2C889+U%2Fmg+dibandingkan+%0D%0Adengan+enzim+ekstrak+kasar+yang+memiliki+aktivitas+sebesar+5%2C0120+U%2Fmg.+Enzim+%0D%0Aselulase+hasil+pemurnian+mempunyai+suhu+optimum+55+oC%3B+KM+sebesar+22%2C4059+%0D%0Amg%2FmL+substrat%2C+Vmaks+sebesar+1%2C1455+%CE%BCmol+mL-1+menit-1%0D%0A%2C+nilai+ki+sebesar+0%2C0073+%0D%0Amenit-1%0D%0A%2C+waktu+paruh+(t1%2F2)+95+menit%2C+dan+%E2%88%86Gi+sebesar+103%2C5396+kJ%2Fmol.+Enzim+%0D%0Ahasil+amobilisasi+mempunyai+pH+optimim+7%2C+suhu+optimum+70+oC%2C+KM+sebesar+%0D%0A76%2C5089+mg%2FmL%2C+dan+Vmaks+sebesar+2%2C7174+%CE%BCmol+mL-1%0D%0A+menit-1%0D%0A%2C+nilai+ki+sebesar+%0D%0A0%2C0063+menit-1%0D%0A%2C+waktu+paruh+(t1%2F2)+110+menit%2C+dan+%E2%88%86Gi+sebesar+103%2C935+kJ%2Fmol.+%0D%0ANilai+ki%0D%0A%2C+t1%2F2%2C+dan+%E2%88%86Gi+yang+diperoleh+menunjukkan+bahwa+enzim+hasil+amobilisasi+%0D%0Alebih+stabil+dibandingkan+dengan+enzim+hasil+pemurnian+sehingga+digunakan+%0D%0Auntuk+tahap+hidrolisis.+Hidrolisis+tongkol+jagung+didapatkan+kadar+glukosa+%0D%0Atertinggi+pada+waktu+inkubasi+selama+72+jam+dengan+kadar+glukosa+sebesar+4%2C9783+%0D%0Amg%2FmL.%0D%0AKata+kunci%3A+Aspergillus+niger+L-51%2C+enzim+selulase%2C+amobilisasi%2C+bentonit%2C+%0D%0Ahidrolisis%2C+tongkol+jagung.%0D%0A&rft.publisher=Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam&rft.date=2019&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F55678%2F2%2F1.%2520ABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F55678%2F1%2F2.%2520SKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F55678%2F3%2F3.%2520SKRIPSI%2520FULL%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Erika+Liandini%2C+1417011034++(2019)+KONVERSI+ENZIMATIS+TONGKOL+JAGUNG+MENJADI+GLUKOSA+MENGGUNAKAN+ENZIM+SELULASE+DARI+JAMUR+Aspergillus+niger+L-51+YANG+DIAMOBILISASI+DENGAN+BENTONIT.++Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F55678%2F