BRENDA - Enzyme Database
show all sequences of 2.5.1.49

Methionine biosynthesis in Brevibacterium flavum: Properties and essential role of O-acetylhomoserine sulfhydrylase

Ozaki, H.; Shiio, I.; J. Biochem. 91, 1163-1171 (1982)

Data extracted from this reference:

Activating Compound
Activating Compound
Commentary
Organism
Structure
DL-cystathionine
10 mM addition, AHS activity 105%
Brevibacterium flavum
pyridoxal 5'-phosphate
-
Brevibacterium flavum
Inhibitors
Inhibitors
Commentary
Organism
Structure
L-homoserine
-
Brevibacterium flavum
L-methionine
-
Brevibacterium flavum
additional information
L-serine, glycine, cystathione and S-adenosyl-L-methionine are no inhibitors
Brevibacterium flavum
O-acetyl-L-serine
-
Brevibacterium flavum
KM Value [mM]
KM Value [mM]
KM Value Maximum [mM]
Substrate
Commentary
Organism
Structure
0.083
-
H2S
-
Brevibacterium flavum
2
-
O-acetyl-L-homoserine
-
Brevibacterium flavum
Molecular Weight [Da]
Molecular Weight [Da]
Molecular Weight Maximum [Da]
Commentary
Organism
360000
-
gel filtration
Brevibacterium flavum
Natural Substrates/ Products (Substrates)
Natural Substrates
Organism
Commentary (Nat. Sub.)
Natural Products
Commentary (Nat. Pro.)
Organism (Nat. Pro.)
Reversibility
O-acetyl-L-homoserine + H2S
Brevibacterium flavum
-
L-homocysteine + acetic acid
-
-
-
O-acetyl-L-homoserine + methanethiol
Brevibacterium flavum
methionine biosynthetic pathway
L-methionine + acetate
-
-
-
Organism
Organism
Primary Accession No. (UniProt)
Commentary
Textmining
Brevibacterium flavum
-
No. 2247, ATCC 14067
-
Purification (Commentary)
Commentary
Organism
-
Brevibacterium flavum
Specific Activity [micromol/min/mg]
Specific Activity Minimum [Ámol/min/mg]
Specific Activity Maximum [Ámol/min/mg]
Commentary
Organism
0.00472
-
-
Brevibacterium flavum
Substrates and Products (Substrate)
Substrates
Commentary Substrates
Literature (Substrates)
Organism
Products
Commentary (Products)
Literature (Products)
Organism (Products)
Reversibility
additional information
shows with O-acetylserine 1% of the activity with O-acetylhomoserine, no activity with O-succinyl-L-homoserine, homoserine or serine
637832
Brevibacterium flavum
?
-
-
-
-
O-acetyl-L-homoserine + H2S
-
637832
Brevibacterium flavum
L-homocysteine + acetic acid
-
-
-
-
O-acetyl-L-homoserine + H2S
-
637832
Brevibacterium flavum
L-homocysteine + acetic acid
-
637832
Brevibacterium flavum
?
O-acetyl-L-homoserine + methanethiol
methionine biosynthetic pathway
637832
Brevibacterium flavum
L-methionine + acetate
-
-
-
-
pH Optimum
pH Optimum Minimum
pH Optimum Maximum
Commentary
Organism
8.7
-
-
Brevibacterium flavum
Cofactor
Cofactor
Commentary
Organism
Structure
pyridoxal 5'-phosphate
-
Brevibacterium flavum
Activating Compound (protein specific)
Activating Compound
Commentary
Organism
Structure
DL-cystathionine
10 mM addition, AHS activity 105%
Brevibacterium flavum
pyridoxal 5'-phosphate
-
Brevibacterium flavum
Cofactor (protein specific)
Cofactor
Commentary
Organism
Structure
pyridoxal 5'-phosphate
-
Brevibacterium flavum
Inhibitors (protein specific)
Inhibitors
Commentary
Organism
Structure
L-homoserine
-
Brevibacterium flavum
L-methionine
-
Brevibacterium flavum
additional information
L-serine, glycine, cystathione and S-adenosyl-L-methionine are no inhibitors
Brevibacterium flavum
O-acetyl-L-serine
-
Brevibacterium flavum
KM Value [mM] (protein specific)
KM Value [mM]
KM Value Maximum [mM]
Substrate
Commentary
Organism
Structure
0.083
-
H2S
-
Brevibacterium flavum
2
-
O-acetyl-L-homoserine
-
Brevibacterium flavum
Molecular Weight [Da] (protein specific)
Molecular Weight [Da]
Molecular Weight Maximum [Da]
Commentary
Organism
360000
-
gel filtration
Brevibacterium flavum
Natural Substrates/ Products (Substrates) (protein specific)
Natural Substrates
Organism
Commentary (Nat. Sub.)
Natural Products
Commentary (Nat. Pro.)
Organism (Nat. Pro.)
Reversibility
O-acetyl-L-homoserine + H2S
Brevibacterium flavum
-
L-homocysteine + acetic acid
-
-
-
O-acetyl-L-homoserine + methanethiol
Brevibacterium flavum
methionine biosynthetic pathway
L-methionine + acetate
-
-
-
Purification (Commentary) (protein specific)
Commentary
Organism
-
Brevibacterium flavum
Specific Activity [micromol/min/mg] (protein specific)
Specific Activity Minimum [Ámol/min/mg]
Specific Activity Maximum [Ámol/min/mg]
Commentary
Organism
0.00472
-
-
Brevibacterium flavum
Substrates and Products (Substrate) (protein specific)
Substrates
Commentary Substrates
Literature (Substrates)
Organism
Products
Commentary (Products)
Literature (Products)
Organism (Products)
Reversibility
additional information
shows with O-acetylserine 1% of the activity with O-acetylhomoserine, no activity with O-succinyl-L-homoserine, homoserine or serine
637832
Brevibacterium flavum
?
-
-
-
-
O-acetyl-L-homoserine + H2S
-
637832
Brevibacterium flavum
L-homocysteine + acetic acid
-
-
-
-
O-acetyl-L-homoserine + H2S
-
637832
Brevibacterium flavum
L-homocysteine + acetic acid
-
637832
Brevibacterium flavum
?
O-acetyl-L-homoserine + methanethiol
methionine biosynthetic pathway
637832
Brevibacterium flavum
L-methionine + acetate
-
-
-
-
pH Optimum (protein specific)
pH Optimum Minimum
pH Optimum Maximum
Commentary
Organism
8.7
-
-
Brevibacterium flavum
Other publictions for EC 2.5.1.49
No.
1st author
Pub Med
title
organims
journal
volume
pages
year
Activating Compound
Application
Cloned(Commentary)
Crystallization (Commentary)
Engineering
General Stability
Inhibitors
KM Value [mM]
Localization
Metals/Ions
Molecular Weight [Da]
Natural Substrates/ Products (Substrates)
Organic Solvent Stability
Organism
Oxidation Stability
Posttranslational Modification
Purification (Commentary)
Reaction
Renatured (Commentary)
Source Tissue
Specific Activity [micromol/min/mg]
Storage Stability
Substrates and Products (Substrate)
Subunits
Temperature Optimum [░C]
Temperature Range [░C]
Temperature Stability [░C]
Turnover Number [1/s]
pH Optimum
pH Range
pH Stability
Cofactor
Ki Value [mM]
pI Value
IC50 Value
Activating Compound (protein specific)
Application (protein specific)
Cloned(Commentary) (protein specific)
Cofactor (protein specific)
Crystallization (Commentary) (protein specific)
Engineering (protein specific)
General Stability (protein specific)
IC50 Value (protein specific)
Inhibitors (protein specific)
Ki Value [mM] (protein specific)
KM Value [mM] (protein specific)
Localization (protein specific)
Metals/Ions (protein specific)
Molecular Weight [Da] (protein specific)
Natural Substrates/ Products (Substrates) (protein specific)
Organic Solvent Stability (protein specific)
Oxidation Stability (protein specific)
Posttranslational Modification (protein specific)
Purification (Commentary) (protein specific)
Renatured (Commentary) (protein specific)
Source Tissue (protein specific)
Specific Activity [micromol/min/mg] (protein specific)
Storage Stability (protein specific)
Substrates and Products (Substrate) (protein specific)
Subunits (protein specific)
Temperature Optimum [░C] (protein specific)
Temperature Range [░C] (protein specific)
Temperature Stability [░C] (protein specific)
Turnover Number [1/s] (protein specific)
pH Optimum (protein specific)
pH Range (protein specific)
pH Stability (protein specific)
pI Value (protein specific)
Expression
General Information
General Information (protein specific)
Expression (protein specific)
KCat/KM [mM/s]
KCat/KM [mM/s] (protein specific)
721161
Tran
A novel mechanism of sulfur tr ...
Wolinella succinogenes
Acta Crystallogr. Sect. D
67
831-838
2011
-
-
1
1
-
-
-
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4
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1
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1
1
1
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721214
Yin
Expression, purification and p ...
Mycobacterium tuberculosis, Mycobacterium tuberculosis H37Rv
Acta Crystallogr. Sect. F
67
959-963
2011
-
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1
1
-
-
-
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5
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722931
Bolten
Towards methionine overproduct ...
Corynebacterium glutamicum
J. Microbiol. Biotechnol.
20
1196-1203
2010
-
1
-
-
-
-
-
-
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1
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3
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3
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1
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3
-
3
-
-
-
-
-
-
-
-
-
-
1
1
-
-
-
684467
Tang
Two newly synthesized 5-methyl ...
Homo sapiens
Anticancer Drugs
19
697-704
2008
-
-
-
-
-
-
2
-
-
-
-
-
-
1
-
-
-
-
-
1
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-
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-
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2
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2
2
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1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
687896
Ott
Polymorphisms in methionine sy ...
Homo sapiens
J. Cancer Res. Clin. Oncol.
134
405-410
2008
-
1
-
-
-
-
-
-
-
-
-
-
-
1
-
-
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-
-
-
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1
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-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
688752
Lima
Polymorphisms of methylenetetr ...
Homo sapiens
Leuk. Res.
32
401-405
2008
-
1
-
-
-
-
-
-
-
-
-
-
-
1
-
-
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1
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-
671277
Matityahu
Transgenic tobacco plants over ...
Saccharomyces cerevisiae
Amino Acids
30
185-194
2006
-
-
1
-
-
-
-
-
-
-
-
-
-
3
-
-
-
-
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2
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1
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1
1
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-
-
2
-
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-
-
-
-
-
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-
661358
Iwama
Comparative characterization o ...
Thermus thermophilus, Thermus thermophilus HB8 / ATCC 27634 / DSM 579
Biosci. Biotechnol. Biochem.
68
1357-1361
2004
-
-
1
-
-
-
5
1
-
-
3
-
-
3
-
-
1
-
-
-
4
-
11
2
1
-
1
-
1
1
1
-
-
-
-
-
-
1
-
-
-
-
-
5
-
1
-
-
3
-
-
-
-
1
-
-
4
-
11
2
1
-
1
-
1
1
1
-
-
-
-
-
-
-
661552
Qin
Cloning of the O-acetylhomoser ...
Selenomonas ruminantium, Selenomonas ruminantium HD4
CURR. MICROBIOL.
48
305-311
2004
-
-
1
-
-
-
-
-
-
-
1
2
-
12
-
-
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-
-
2
-
-
2
-
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-
-
-
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-
-
1
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1
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1
2
-
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-
-
2
-
-
2
-
-
-
-
-
-
-
-
1
-
-
-
-
-
-
662606
Yeom
-
Regulation of enzymes involved ...
Corynebacterium glutamicum
J. Microbiol. Biotechnol.
14
373-378
2004
-
-
-
-
-
-
2
-
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1
-
1
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1
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1
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1
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-
637841
Hacham
In vivo analysis of various su ...
Leptospira meyeri, Saccharomyces cerevisiae
Mol. Biol. Evol.
20
1513-1520
2003
-
-
1
-
-
-
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-
-
-
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2
-
7
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5
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5
-
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662480
Omura
Purification, characterization ...
Geobacillus stearothermophilus, Geobacillus stearothermophilus CN3
J. BIOSCI. BIOENG.
96
53-58
2003
-
-
1
-
-
-
-
2
-
2
3
2
-
6
-
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1
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6
-
16
2
1
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1
-
1
-
1
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1
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-
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2
-
2
3
2
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-
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1
-
-
6
-
16
2
1
-
1
-
1
-
1
-
-
-
-
-
-
-
637840
Lambert
Methionine supply to growing s ...
Bos taurus
J. Nutr.
132
2004-2009
2002
-
-
-
-
-
-
-
-
-
-
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1
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-
-
11
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11
-
-
-
-
-
-
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-
-
637839
Shimizu
Cloning and overexpression of ...
Thermus thermophilus, Thermus thermophilus HB8 / ATCC 27634 / DSM 579
Biochim. Biophys. Acta
1549
61-72
2001
-
-
1
-
-
-
5
1
-
-
4
-
-
6
-
-
1
-
-
-
8
-
10
1
1
1
1
-
1
1
-
1
-
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-
1
1
-
-
-
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5
-
1
-
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4
-
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1
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8
-
10
1
1
1
1
-
1
1
-
-
-
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-
637838
Yamagata
Overexpression of the Saccharo ...
Saccharomyces cerevisiae
Appl. Microbiol. Biotechnol.
42
92-99
1994
-
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1
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1
4
2
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1
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1
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637837
Brzywczy
Comparative studies on O-acety ...
Aspergillus nidulans, Aspergillus nidulans sG8
Acta Biochim. Pol.
40
421-427
1993
-
-
-
-
-
-
2
-
-
-
3
-
-
5
-
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1
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1
1
1
10
1
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2
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3
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1
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1
1
1
10
1
-
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-
-
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-
-
-
-
-
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-
-
-
637836
Yamagata
-
Purification and properties of ...
Aspergillus nidulans, Aspergillus nidulans sG8
J. Gen. Appl. Microbiol.
36
137-141
1990
-
-
-
-
-
1
3
-
-
-
2
2
-
3
-
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1
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1
1
1
6
1
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1
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2
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1
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-
-
1
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1
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3
-
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2
2
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1
-
1
1
1
6
1
-
-
1
-
2
-
-
-
-
-
-
-
-
-
637835
Chocat
-
Synthesis of selenocystine and ...
Saccharomyces cerevisiae
Agric. Biol. Chem.
49
1143-1150
1985
-
-
-
-
-
-
3
10
-
-
-
2
-
1
-
-
1
-
-
-
-
-
8
-
-
-
-
-
1
-
-
1
4
-
-
-
-
-
1
-
-
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3
4
10
-
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2
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1
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-
8
-
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-
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-
1
-
-
-
-
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637834
Yamagata
O-Acetylhomoserine sulfhydryla ...
Schizosaccharomyces pombe
J. Biochem.
96
1511-1523
1984
1
-
-
-
-
1
12
4
-
-
2
1
-
2
-
-
1
-
-
-
-
1
6
-
-
-
1
-
1
-
1
1
1
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1
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1
-
-
1
-
12
1
4
-
-
2
1
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1
-
-
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1
6
-
-
-
1
-
1
-
1
-
-
-
-
-
-
-
34702
Morinaga
-
Biosynthesis of homocysteine i ...
Pseudomonas sp., Pseudomonas sp. FM518
Agric. Biol. Chem.
47
2855-2860
1983
-
-
-
-
-
-
2
1
-
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-
2
-
2
-
-
-
-
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-
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6
-
-
-
-
-
-
-
-
-
2
-
-
-
-
-
-
-
-
-
-
2
2
1
-
-
-
2
-
-
-
-
-
-
-
-
6
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
637832
Ozaki
Methionine biosynthesis in Bre ...
Brevibacterium flavum
J. Biochem.
91
1163-1171
1982
2
-
-
-
-
-
4
2
-
-
1
2
-
3
-
-
1
-
-
-
1
-
4
-
-
-
-
-
1
-
-
1
-
-
-
2
-
-
1
-
-
-
-
4
-
2
-
-
1
2
-
-
-
1
-
-
1
-
4
-
-
-
-
-
1
-
-
-
-
-
-
-
-
-
637338
Yamagata
Occurrence of low molecular we ...
Saccharomyces cerevisiae
J. Biochem.
88
1419-1423
1980
-
-
-
-
-
-
-
-
-
-
5
-
-
2
-
-
1
-
-
1
2
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
5
-
-
-
-
1
-
1
2
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
637830
Murooka
O-Alkylhomoserine synthesis ca ...
Corynebacterium acetophilum, Corynebacterium acetophilum A51
J. Bacteriol.
130
62-73
1977
-
-
-
-
-
1
16
4
-
-
2
1
-
4
-
-
1
-
-
-
2
-
15
1
1
-
-
-
1
-
-
1
-
-
-
-
-
-
1
-
-
1
-
16
-
4
-
-
2
1
-
-
-
1
-
-
2
-
15
1
1
-
-
-
1
-
-
-
-
-
-
-
-
-
637331
Yamagata
O-Acetylserine and O-acetylhom ...
Saccharomyces cerevisiae
J. Biochem.
80
777-785
1976
-
-
-
-
-
-
1
-
-
-
-
1
1
2
-
-
1
-
-
-
1
1
5
-
-
-
-
-
-
-
-
1
-
-
-
-
-
-
1
-
-
-
-
1
-
-
-
-
-
1
1
-
-
1
-
-
1
1
5
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
637332
Yamagata
O-Acetylserine and O-acetylhom ...
Saccharomyces cerevisiae
J. Biochem.
80
787-797
1976
2
-
-
-
-
-
-
-
-
-
3
-
-
2
-
-
1
-
-
-
1
-
-
1
-
-
-
-
-
-
-
1
-
-
-
2
-
-
1
-
-
-
-
-
-
-
-
-
3
-
-
-
-
1
-
-
1
-
-
1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
637827
Yamagata
O-acetylserine and O-acetylhom ...
Saccharomyces cerevisiae
J. Biochem.
77
1029-1036
1975
-
-
-
-
-
-
1
2
-
-
-
-
-
2
-
-
1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3
-
-
-
-
-
-
-
-
-
-
1
3
2
-
-
-
-
-
-
-
1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
637329
Yamagata
Evidence for the identity of O ...
Saccharomyces cerevisiae
J. Biochem.
75
1221-1229
1974
-
-
-
-
-
-
-
2
-
-
-
2
-
2
-
-
1
-
-
-
2
-
10
-
-
-
1
-
1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
2
-
-
-
2
-
-
-
1
-
-
2
-
10
-
-
-
1
-
1
-
-
-
-
-
-
-
-
-
637823
Kerr
-
O-Acetylhomoserine sulfhydryla ...
Neurospora crassa
Methods Enzymol.
17
446-450
1971
-
-
-
-
-
1
1
3
-
-
-
1
-
1
-
-
1
-
-
-
1
1
4
-
-
-
-
-
-
-
-
1
-
-
-
-
-
-
1
-
-
1
-
1
-
3
-
-
-
1
-
-
-
1
-
-
1
1
4
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
637824
Kerr
O-Acetylhomoserine sulfhydryla ...
Neurospora crassa
J. Biol. Chem.
246
95-102
1971
-
-
-
-
-
1
3
3
-
-
-
2
-
2
-
-
1
-
-
-
3
1
6
-
-
-
-
-
1
1
-
1
1
-
-
-
-
-
1
-
-
1
-
3
1
3
-
-
-
2
-
-
-
1
-
-
3
1
6
-
-
-
-
-
1
1
-
-
-
-
-
-
-
-
637825
Yamagata
Homocysteine in yeast. Partial ...
Saccharomyces cerevisiae
J. Biochem.
70
1035-1045
1971
-
-
-
-
-
-
5
1
-
-
1
1
-
2
-
-
1
-
-
-
1
-
6
-
-
-
-
-
1
1
1
1
4
-
-
-
-
-
1
-
-
-
-
5
4
1
-
-
1
1
-
-
-
1
-
-
1
-
6
-
-
-
-
-
1
1
1
-
-
-
-
-
-
-
637822
Smith
Utilization of S-methylcystein ...
Neurospora sp.
Biochim. Biophys. Acta
184
130-138
1969
-
-
-
-
-
-
-
-
-
-
-
1
-
1
-
-
-
-
-
1
-
-
3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1
-
-
-
-
-
1
-
-
3
-
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-
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-
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-