Morioka H - Search Results

1

31P NMR study of the interactions between oligodeoxynucleotides containing (6-4) photoproduct and Fab fragments of monoclonal antibodies specific for (6-4) photoproduct.

Torizawa T, Kato K, Kimura Y, Asada T, Kobayashi H, Komatsu Y, Morioka H, Nikaido O, Ohtsuka E, Shimada I. Torizawa T, et al. Among authors: morioka h. FEBS Lett. 1998 Jun 12;429(2):157-61. doi: 10.1016/s0014-5793(98)00582-1. FEBS Lett. 1998. PMID: 9650581 Free article.

2

Three-dimensional structure of a mutant ribonuclease T1 (Y45W) complexed with non-cognizable ribonucleotide, 2'AMP, and its comparison with a specific complex with 2'GMP.

Hakoshima T, Itoh T, Tomita K, Goda K, Nishikawa S, Morioka H, Uesugi S, Ohtsuka E, Ikehara M. Hakoshima T, et al. Among authors: morioka h. J Mol Biol. 1992 Feb 20;223(4):1013-28. doi: 10.1016/0022-2836(92)90259-m. J Mol Biol. 1992. PMID: 1311385

3

Non-cognizable ribonucleotide, 2'AMP, binds to a mutant ribonuclease T1 (Y45W) at a new base-binding site but not at the guanine-recognition site.

Hakoshima T, Itoh T, Gohda K, Tomita K, Uesugi S, Nishikawa S, Morioka H, Ohtsuka E, Ikehara M. Hakoshima T, et al. Among authors: morioka h. FEBS Lett. 1991 Sep 23;290(1-2):216-20. doi: 10.1016/0014-5793(91)81263-8. FEBS Lett. 1991. PMID: 1655533 Free article.

4

Conformation of 2'GMP bound to a mutant ribonuclease T1 (Y45W) determined by X-ray diffraction and NMR methods.

Itoh T, Tomita K, Hakoshima T, Hiroaki H, Uesugi S, Nishikawa S, Amisaki T, Morioka H, Ohtsuka E, Ikehara M. Itoh T, et al. Among authors: morioka h. J Biochem. 1991 Nov;110(5):677-80. doi: 10.1093/oxfordjournals.jbchem.a123639. J Biochem. 1991. PMID: 1664424 Free article.

5

Hydrophobic effects on protein/nucleic acid interaction: enhancement of substrate binding by mutating tyrosine 45 to tryptophan in ribonuclease T1.

Hakoshima T, Tanaka M, Itoh T, Tomita KI, Amisaki T, Nishikawa S, Morioka H, Uesugi S, Ohtsuka E, Ikehara M. Hakoshima T, et al. Among authors: morioka h. Protein Eng. 1991 Oct;4(7):793-9. doi: 10.1093/protein/4.7.793. Protein Eng. 1991. PMID: 1724696

6

Secretion of recombinant ribonuclease T1 into the periplasmic space of Escherichia coli with the aid of the signal peptide of alkaline phosphatase.

Fujimura T, Tanaka T, Ohara K, Morioka H, Uesugi S, Ikehara M, Nishikawa S. Fujimura T, et al. Among authors: morioka h. FEBS Lett. 1990 Jun 4;265(1-2):71-4. doi: 10.1016/0014-5793(90)80886-n. FEBS Lett. 1990. PMID: 2114313 Free article.

7

Crystallization and preliminary X-ray investigation of non-specific complexes of a mutant ribonuclease T1 (Y45W) with 2'AMP and 2'UMP.

Hakoshima T, Itoh T, Tomita K, Nishikawa S, Morioka H, Uesugi S, Ohtsuka E, Ikehara M. Hakoshima T, et al. Among authors: morioka h. J Mol Biol. 1990 Dec 5;216(3):497-9. doi: 10.1016/0022-2836(90)90374-u. J Mol Biol. 1990. PMID: 2124272

8

Modification of the amino acid acceptor stem of E. coli tRNAMetf by ligation of chemically synthesized ribooligonucleotides.

Doi T, Morioka H, Matsugi J, Ohtsuka E, Ikehara M. Doi T, et al. Among authors: morioka h. FEBS Lett. 1985 Oct 7;190(1):125-8. doi: 10.1016/0014-5793(85)80441-5. FEBS Lett. 1985. PMID: 2412892 Free article.

9

Glu 46 of ribonuclease T1 is an essential residue for the recognition of guanine base.

Nishikawa S, Kimura T, Morioka H, Uesugi S, Hakoshima T, Tomita K, Ohtsuka E, Ikehara M. Nishikawa S, et al. Among authors: morioka h. Biochem Biophys Res Commun. 1988 Jan 15;150(1):68-74. doi: 10.1016/0006-291x(88)90487-1. Biochem Biophys Res Commun. 1988. PMID: 3122758

10

Two histidine residues are essential for ribonuclease T1 activity as is the case for ribonuclease A.

Nishikawa S, Morioka H, Kim HJ, Fuchimura K, Tanaka T, Uesugi S, Hakoshima T, Tomita K, Ohtsuka E, Ikehara M. Nishikawa S, et al. Among authors: morioka h. Biochemistry. 1987 Dec 29;26(26):8620-4. doi: 10.1021/bi00400a019. Biochemistry. 1987. PMID: 3126807

However, we have recently demonstrated that Glu-58 is an important but not an essential residue for catalytic activity, using the methods of genetic engineering to change Glu-58 to Gln-58 etc [Nishikawa, S., Morioka, H., Fuchimura, K., Tanaka, T., Uesugi, S., Ohtsuk …

However, we have recently demonstrated that Glu-58 is an important but not an essential residue for catalytic activity, using the methods of …

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