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Journal : Microbiology Indonesia

Optimization of Culture Conditions to Produce Thermostable Keratinolytic Protease of Brevibacillus thermoruber LII, Isolated from the Padang Cermin Hot Spring, Lampung, Indonesia DEWI SESWITA ZILDA; ENI HARMAYANI; JAKA WIDADA; WIDYA ASMARA; EKO IRIANTO; GINTUNG PATANTIS; YUSRO NURI FAWZYA
Microbiology Indonesia Vol. 6 No. 4 (2012): December 2012
Publisher : Indonesian Society for microbiology

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (925.117 KB) | DOI: 10.5454/mi.6.4.8

Abstract

Hot springs  represent one of  the most promising  sources  for  the  isolation of  thermostable enzyme producers.  The microorganisms living in a hot spring not only have to withstand elevated temperatures but also extreme environmental pH and certain chemical compounds that are often toxic to other microbes. A bacterial strain denoted  as  Brevibacillus  thermoruber  LII  has  been  isolated  from  Padang  Cermin  Hot  Spring,  Lampung,  Indonesia. Optimization of  the conditions  for protease production by  this strain  revealed  that  the  isolate produced a thermostable protease optimally at temperature and pH ranges 45-55  C and 6-7, respectively, with keratin as substrate. The strain’s keratinolytic activity was shown by the ability to degrade untreated chicken feathers after 24 h  incubation  in  liquid medium.
Co-Authors , Tamad . Mustofa . Tohari A. Alimuddin Adi Laksono Ahmad Romdhon Akira Hosoyama Akira Hosoyama Ali Ikhwan Alim Isnansetyo Amekan, Yumechris Angga Prasetya Anna Safarrida Anna Safarrida, Anna Ariani Hatmanti Arif Muliawan Arifah Khusnuryani Arifah Khusnuryani Asrul Asrul Asrul Asrul Atsushi Yamazoe Atsushi Yamazoe Aziz Purwantoro Azwar Maas Azwar Ma’as Bambang Hadisutrisno Bambang Hadisutrisno Bambang Hadisutrisno Bambang HADISUTRISNO Bambang Hariwiyanto Bambang Hariwiyanto Bambang Hendro Sunarminto Bambang Hendro sunarminto Bostang Radjagukguk Camelia Herdini Christanti Sumardiyono Denny Irawati DEWI SESWITA ZILDA Dewi Seswita Zilda Dhani Suryawan Dhani Suryawan, Dhani Diani Mentari Diannastiti, Fani Aulia Didik Indradewa Didik Indradewa Didik Indradewa Dinar Mindrati Fardhani Dionysius Andang Arif Wibawa Dionysius Andang Arif Wibawa, Dionysius Andang Dody Kastono Dolly Iriani Damarjaya Dolly Iriani Damarjaya, Dolly Iriani Donny Widianto Donny Widianto Donny Widianto Donny Widianto Dyah Weny Respatie Edy Meiyanto Eka Tarwaca Susila Putra Eko Hanudin Eko Hanudin EKO IRIANTO Ema Damayanti Endang Semiarti Endang Sutriswati Rahayu Eni Harmayani ENI HARMAYANI Erni Martani Erni Martani Eti Nurwening Sholikhah Ganis Lukmandaru Gintung Patantis GINTUNG PATANTIS Gintung Patantis Hari Eko Irianto Hartono Hartono H, Hartono Hera Nirwati Hideaki Nojiri Hideaki Nojiri Indun Dewi Puspita IRFAN D. PRIJAMBADA Irfan Dwidya Prijambada Irwan Suluk Padang Jauhari Syamsiyah Joko Sulistyo Kana Ninomiya Keishi Senoo Keishi Senoo, Keishi Lucia Dhiantika Witasari Lucia Dhiantika Witasari, Lucia Dhiantika M. Mustofa Maria Gratias Masagus Muhammad Prima Putra Masaya Nishiyama Masaya Nishiyama, Masaya Melki Melki Mirtani Naima Mohamad Aji Ikhrami Muhammad Dylan Lawrie Muhammad Nur Cahyanto Muhammad Saifur Rohman Mujiyo Mujiyo Mukhlissul Faatih Mukhlissul Faatih1, Mukhlissul Mulyadi Mulyadi Mulyadi Mulyadi Mulyono Mulyono Murwantoko . Mustofa M, Mustofa Mustofa Mustofa N. Ngadiman Naima, Mirtani Nastiti Wijayanti Nastiti Wijayanti Nastiti Wijayanti Ngadiman . Ngadiman ., Ngadiman Ngadiman N, Ngadiman Nunuk Supriyatno Nur Edy Nur Prihatiningsih Ocky Karna Radjasa Oedjijono Oedjijono Pintaka Kusumaningtyas Prijambada, Irfan Dwidja PUSPITA LISDIYANTI Putra, Sukmana Siswandana Putu Sudira R. Riyanti Reni Nurjasmi Reni Nurjasmi, Reni Riska Wulansari Ristiarini, Susana Riyanti . Rusdi Evizal Sarto SATRIYAS ILYAS Shigeto Otsuka Shigeto Otsuka, Shigeto Shinta Hartanto Shogo Matsumoto Sigit Sunarta, Sigit SITI KABIRUN Siti Kabirun Siti Kabirun Siti Subandiyah Sofia Mubarika Sofia Mubarika H Sri Nopitasari Sri Nuryani Hidayah Utami Sri Nuryani Hidayah Utami Sri Nuryani Hidayah Utami, Sri Nuryani Hidayah Sri Suryanti Sri Suryanti Sri Wedhastri Stalis Norma Ethica Subagus Wahyuono Sudadi Sudadi Suhartiningsih Dwi Nurcahyanti Sumarno Sumarno Sumarno Sumarno Suryanti Suryanti Suryanti Suryanti Susila Herlambang TOHARI TOHARI Tohari Tohari Tomy Listyanto Tri Harjaka Tri Joko Raharjo Tri Rini Nuringtyas Tri Wibawa Tri Wibawa Triwibowo Yuwono Triwidodo Arwiyanto Wangi, Dyah Sekar A P WIDYA ASMARA Widya Asmara Wulansari, Riska Yani Lestari Nuraini Yani Lestari Nuraini, Yani Lestari Yasushi Yoshioka Yenny Sariasih Yose Rizal Yuli Setiawati Yuliana Prahastiwi Yuliana Yuliana Prahastiwi, Yuliana YUSRO NURI FAWZYA Yusro Nuri Fawzya Yusro Nuri Fawzya Yuuki Asano Yuyun Farida Yuyun Farida, Yuyun Zilda, Dewi Zeswita