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Journal : Buletin Kimia

Isolation and Characterization of Dextransucrase from Bacterial Isolate Sugar Cane A.E. Zainal Hasan; Laksmi Ambarsari; . Hasim; Aisyah Girindra
Indonesian Chemistry Letter Vol 1 No 1 (2001): Buletin Kimia
Publisher : Department of Chemistry

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (849.776 KB) | DOI: 10.29244/bk.1.1.1-6

Abstract

Dextransucrase is a glucasyltransferase that catalyzes the transfer of an alpha-D-glucopyranosyl group from sucrose to dextran and releasing the fructose. Enzyme activity was determined by measuring the initial reaction rate of fructose released from sucrose. A standard unit (U) is defined as the amount of enzyme that catalyzes the formation of 1 umol of D-fructose per mg of protein per minute. Dextransucrase was produced by fed-bath cultures of isolate bacterial from sugar cane in a mixture containing sucrose (10 % b/v) in themedium fermentation. Extracellular dextransucrase was obtained from bacterial isolate from sugar cane. Final culturedextransucrase activity was 0,2776 Ulmg of protein. Dextransucrase purified by ethanol 80 % showed activity of 4,2077 Ulmg of protein or activity increase 1515,75 %. Temperature optimum was 40 OC and pH optimum was 7.6. All of the metal increased the activity, except HgC12. Dectransucrase kinetics constants, Km is 3,00 mM and Vmaks is 3,5559 unit/mg of proteinlmin. Molecular weight is 95.155 kDa.
Co-Authors -, Suryani . SURYANI A.E. Zainal Hasan Ade Heri Mulyati Adrian Adiva Aghnia, Diya Agnia Nurul Jannati Agung Isnanto Agustina L.N. Aminin Ahmad Irvan Pratama Ainia Hanifitri Aisyah Girindra Akbar, Nadhira Fathiaz Akhiruddin Maddu Akhmad Endang Zainal Hasan Alimah, Shobiroh Nuur Ambarsavitri, Rahmadhani ANINDA INDRIANI Anja Meryandini Annisa , Alifia Mutiara Annisa Dhiya Athiyyah Khanza Aqilah, Rifany Fairuz Aris Tri Wahyudi Arwansyah Arwansyah Aryani, Hanifah Asrul Muhamad Fuad, Asrul Muhamad Assifah Eryandini Asvarhoza, Genta AYU LESTARI Azhari, Muhammad Alwin Chelsea Chelsea, Chelsea Chelsy Narita Choirunnisa Miftahul Jannah Deki Geraldi Dewi Seswita Zilda Diana Widiastuti DIMAS ANDRIANTO Djarot Sasongko Hami Seno DWI NINGSIH SUSILOWATI DWI NINGSIH SUSILOWATI Dwi SUBIYARTI Dwicesaria, Maheswari Alfira Dwiningsih Susilowati Edy Djauhari Purwakusumah Edy Djauhari Purwakusumah Efi Sanfitri Harahap Elvaza, Azzara Putri Faliha Arinda Lestari Farhan Azhwin Maulana Fathin, Muhammad Faris Fatriani, Rizka Febrianti, Riska Febriyanto, Dimas G Jeni christi A GIA PERMASKU Giovanny, Lisa Gustini Syahbirin H. M. Mochtar Hamidah, Wanda Hanhan Dianhar Harahap, Efi Sanfitri HARTUTIK EKA SUSANTI Hasim - Hasim Hasim Hayati Minarsih Heri Purwoto Hidayat, Radika Evita Hudayanti, Martini Husnawati Husnawati Husnawati, . I MADE ARTIKA I Made Samudera I Made Samudera, I Made I MADE SAMUDRA Ifa Manzila Ifa Manzila Ika Yuni Astutik Ika Yuni Astutik, Ika Yuni Ike Wahyuni Putri Ilham Kurniawan Ilham Kurniawan Imelia Dewi Imron RIYADI Inayah, Mazidah Noer Inda Setyawati, Inda Irma Rahmayani Isnanto, Agung Jaya Hardi Kandi, Rizky Putra Kapitan, Origenes Boy Karichsa Hariana Komalasari, Nurma Angeliani Latifah K Darusman Lestari, Faliha Arinda Liliyani , Ni Putu Peggy Lisa Giovanny Made Suhandana Madyastuti, Rini Marfira, Nurul Mega Safithri Miantika, Shafillah Muhamad Rifai Muhamad Rifai Muhammad Alwin Azhari Muhammad Farhan Muhammad Faris Fathin Muhammad Halim, Muhammad Mustika Luthfia Mustika Permatasari Mustopa, Syahrul Nabila Nur Nafiati Natalia Marbun, Natalia NISA RACHMANIA MUBARIK Nur Qadri Rasyid Nurhidayat Nurhidayat Nurul Marfira Nuur'Alimah, Shobiroh Nuur’Alimah, Shobiroh Pratama, Ahmad Irvan Pratiwi, Anggita Aziz Purwantiningsih Sugita Purwanto, Ukhradiya Magharaniq Safira Purwatiningsih Sugita Puspa Julistia Puspita Putra, Adriansyah Nanda Putri, Ike Wahyuni Radika Evita Hidayah Rahayu, Dyah Utami Cahyaning Rahman, Syabilla Aulia Rasyid, Nur Qadri Ridho Pratama Rifany Fairuz Aqilah Riki Riki Riksa Nur Wahyuni Rini Kurniasih, Rini Rini Novita Riska Febrianti Rosyidah, Rara Annisaur Rury Eryna Putri Sanro Tachibana Sarmila, Sarmila Setyanto Tri Wahyudi Shobiroh Nuur' Alimah Shobiroh Nuur'Alimah Siti Nur'aeni Siti Nurjanah Siti Warnasih Slameut, Fitria Soekarno Mismana Putra Steffanus Gozales Suryani - Suryani Suryani Syamsul Falah TATI NURHAYATI Tirta Setiawan Tony Sumaryada Tri Puji Priyatno Tri Puji Priyatno Uswatun Hasanah Vino , Okta Wahyuni, Riksa Nur Waras Nurcholis Winarti, Novia Yadi Suryadi Yadi Suryadi Yudha, Trah Zahra Silmi Muscifa Zuniar Subastian