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Journal : JOURNAL OF COASTAL DEVELOPMENT

PURIFICATION AND CHARACTERIZATION OF Aeromonas media KLU 11.16 CHITOSANASE ISOLATED FROM SHRIMP WASTE Ekowati Chasanah; Gintung Patantis; Dewi Seswita Zilda; Mahrus Ali; Yenny Risjani
JOURNAL OF COASTAL DEVELOPMENT Vol 15, No 1 (2011): Volume 15, Number 1, Year 2011
Publisher : JOURNAL OF COASTAL DEVELOPMENT

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Abstract

Our previous study found that KLU 11.16, isolated from shrimp waste secreted chitinolytic enzymes. The crude enzyme was interesting since their chitooligosccharide was able to inhibit some pathogenic bacteria. In this study we report a purification and characterization of the chitosanase enzyme produced and the identification of the KLU 11.16. Purification of the enzyme was done two steps by ion exchange chromatography followed by gel filtration. Two out of 4 peaks from Gel Filtration step, i.e. fraction 16 and 33 were capable of hydrolyzing 100% deacetylated chitosan, indicating that both fractions contained chitosanase enzyme. The enzyme from fraction 16 had approximate molecular weight of 98.3 kDa. The enzyme worked optimally at temperature of 300C, and pH 6. Addition of Ca2+, Fe2+, K+, Na+ ions in the form of Cl2 salt and detergent Triton X-100 increased the enzyme activity, while Co2+, Mn2+ and Zn2+ ions in the same concentration decreased the enzyme acitivity. Addition of EDTA and SDS significantly decreased the enzyme activity. Molecular based identification revealed that KLU 11.16 was 99% similar to Aeromonas media.
Co-Authors ,, Nurlina Abda Abda Abdul Kadir Abrori, M. Sayyidul Ach Tahir Ach. Tahir Achmad Imam Agung Akhmad Ferdiansyah, Akhmad Al-Fahad, Hamad F. Al-Fahad, Hamad Faisal Alien Meilani Suharti Amin Barokah, Nur Aminuyati Andhira Wardani Andriawan, Hilman Anita Andriani ANITA ANDRIANI, ANITA Argus Argus, Argus Ari Wibowo Arief Hidayatullah Khamainy Aries Dwi Indriyanti, Aries Dwi Aulia, Muhammad Zulfa Awalia Safinatunnajah Azizi, Irfan BAMBANG SUJATMIKO Beniharmoni Harefa Berta Putri Bimo Fajar Hantoro Budi Warsito Budi, Ahmad Setya Chairul Huda, Chairul Da Silva, Eugenia Brandao Dani, Putri Ulan Dedy Rahman Prehanto Dewi Seswita Zilda Dike Fransiska, Dike DIRGANTARA WICAKSONO Dwi Puji Hartono Dwi Saputra, Septian Eko Efendi eko efendi Ekowati Chasanah Ekowati Chasanah Faliha Muthmainah Farid, Luvena Azzahra Fernando, Zico Junius Firmanda Himawan, Ahmad Ghufron, Hammam Mustofa Gintung Patantis Hadi Sucipto Hadi Sucipto, Hadi Hafid, Irwan Hapzi Ali Hariyadi, Bambang Wicaksono Henni Wijayanti Maharani Hermawan Fornando, Hermawan Hidayah, Isbatul Himaya, Sidqi Aqdam Humamy, Raudhoh Fitra I Kadek Dwi Nuryana I Putu Sastra Wibawa Imania, Dina Indriawan, Fani Irhamudin, Irhamudin Irwan Hafid Ismawati, Rina Jaco Barkhuizen Jawahir Thontowi Kamelia, Alfina KHOIRUL ANAM Kristianto, Hery Kurnia Dewi Anggraeny Kurnia, Satya Laili, Elisa Nurul Limin Santoso M. Arif Setiawan Mahmutarom, Mahmutarom Maretha, Putri Fransiska Dina Mashuri, Chamdan Maulana, Wasikh Miftahul Ilmi, Miftahul Moh Muhaemin Muhammad Abdul Kholiq Muhammad Arif Setiawan Mujianto, Ahmad Heru Nada, Nabila Uzzah Qithrotun Nisa, Afifatun Nisak, Fauziatun Nooraini Dyah Rahmawati Nuning Mahmudah Noor NUR KHOLIFAH Nurhidayati, Titin Nurlina Nurlina Nurul Huda Nyoman Serikat Putra Jaya Oktarinaldi Irawan Papontee Teeraphan Pasa, Zelang Prabowo, Dwi Agus Prabowo, Galuh Prabowo, M Shidqon Prasetiyo, Rinto Pratiwi, Yeni Ika Pratiwi, Yeni Ika Priyan, Muhammad Febriyansah Satriyo Pujiyono Rachmania, Faridatul Rahmat Gernowo Rama Agus Mulyadi Reza Augusta Jannatul Firdaus Riskiadi Zain, M Rohman, Khabib Syaikhu Sakinah, Ummu Sanjaya, Aditya Wiguna SANJAYA, WAWAN Sari, Putri Maula Shaumia, Resi Siti Aimah Siti Basiroh, Siti Siti Hudaidah Soma Romadoni Sri Hastuti Puspitasari Sulthan, M Burhanis Supriyanto Supriyanto Syafiqah, Lu’luatus Syahrul Mubarok, Ahmad Taufik Hidayat Verdian, Aldi Huda Wahyudi, Dicki Wandik, Elsi Wicaksono Hariyadi, Bambang Widoyoningrum, Sri Wildan Syahamata Ady Winahyu Erwiningsih Yenny Risjani Zein Vitadiar, Tanhella