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2. Structure, mechanism, and conformational dynamics of O-acetylserine sulfhydrylase from Salmonella typhimurium: comparison of A and B isozymes. Chattopadhyay A; Meier M; Ivaninskii S; Burkhard P; Speroni F; Campanini B; Bettati S; Mozzarelli A; Rabeh WM; Li L; Cook PF Biochemistry; 2007 Jul; 46(28):8315-30. PubMed ID: 17583914 [TBL] [Abstract][Full Text] [Related]
3. Role of Histidine-152 in cofactor orientation in the PLP-dependent O-acetylserine sulfhydrylase reaction. Tai CH; Rabeh WM; Guan R; Schnackerz KD; Cook PF Arch Biochem Biophys; 2008 Apr; 472(2):115-25. PubMed ID: 18275838 [TBL] [Abstract][Full Text] [Related]
4. Substitution of pyridoxal 5'-phosphate in the O-acetylserine sulfhydrylase from Salmonella typhimurium by cofactor analogs provides a test of the mechanism proposed for formation of the alpha-aminoacrylate intermediate. Cook PF; Tai CH; Hwang CC; Woehl EU; Dunn MF; Schnackerz KD J Biol Chem; 1996 Oct; 271(42):25842-9. PubMed ID: 8824215 [TBL] [Abstract][Full Text] [Related]
6. A change in the internal aldimine lysine (K42) in O-acetylserine sulfhydrylase to alanine indicates its importance in transimination and as a general base catalyst. Rege VD; Kredich NM; Tai CH; Karsten WE; Schnackerz KD; Cook PF Biochemistry; 1996 Oct; 35(41):13485-93. PubMed ID: 8873618 [TBL] [Abstract][Full Text] [Related]
9. Characterization of the S272A,D site-directed mutations of O-acetylserine sulfhydrylase: involvement of the pyridine ring in the alpha,beta-elimination reaction. Daum S; Tai CH; Cook PF Biochemistry; 2003 Jan; 42(1):106-13. PubMed ID: 12515544 [TBL] [Abstract][Full Text] [Related]
10. Cysteine 42 is important for maintaining an integral active site for O-acetylserine sulfhydrylase resulting in the stabilization of the alpha-aminoacrylate intermediate. Tai CH; Yoon MY; Kim SK; Rege VD; Nalabolu SR; Kredich NM; Schnackerz KD; Cook PF Biochemistry; 1998 Jul; 37(30):10597-604. PubMed ID: 9692949 [TBL] [Abstract][Full Text] [Related]
11. Catalytic competence of O-acetylserine sulfhydrylase in the crystal probed by polarized absorption microspectrophotometry. Mozzarelli A; Bettati S; Pucci AM; Burkhard P; Cook PF J Mol Biol; 1998; 283(1):135-46. PubMed ID: 9761679 [TBL] [Abstract][Full Text] [Related]
12. Identification of the structural determinants for the stability of substrate and aminoacrylate external Schiff bases in O-acetylserine sulfhydrylase-A. Tian H; Guan R; Salsi E; Campanini B; Bettati S; Kumar VP; Karsten WE; Mozzarelli A; Cook PF Biochemistry; 2010 Jul; 49(29):6093-103. PubMed ID: 20550197 [TBL] [Abstract][Full Text] [Related]
13. Alpha,beta-elimination reaction of O-acetylserine sulfhydrylase. Is the pyridine ring required? Cook PF Biochim Biophys Acta; 2003 Apr; 1647(1-2):66-9. PubMed ID: 12686110 [TBL] [Abstract][Full Text] [Related]
14. Resolution of pyridoxal 5'-phosphate from O-acetylserine sulfhydrylase from Salmonella typhimurium and reconstitution of apoenzyme with cofactor and cofactor analogues as a probe of the cofactor binding site. Schnackerz KD; Cook PF Arch Biochem Biophys; 1995 Dec; 324(1):71-7. PubMed ID: 7503562 [TBL] [Abstract][Full Text] [Related]
15. Interaction of serine acetyltransferase with O-acetylserine sulfhydrylase active site: evidence from fluorescence spectroscopy. Campanini B; Speroni F; Salsi E; Cook PF; Roderick SL; Huang B; Bettati S; Mozzarelli A Protein Sci; 2005 Aug; 14(8):2115-24. PubMed ID: 15987896 [TBL] [Abstract][Full Text] [Related]
16. Mechanism of the addition half of the O-acetylserine sulfhydrylase-A reaction. Rabeh WM; Alguindigue SS; Cook PF Biochemistry; 2005 Apr; 44(14):5541-50. PubMed ID: 15807548 [TBL] [Abstract][Full Text] [Related]