Knotting terminal ends of mutant T1 lipase with disulfide bond improved structure rigidity and stability by Hamdan, Siti Hajar, Maiangwa, Jonathan, Nezhad, Nima Ghahremani, Mohamad Ali, Mohd Shukuri, M. Yahaya, Normi, Mohd Shariff, Fairolniza, Raja Abd Rahman, Raja Noor Zaliha, Leow, Thean Chor