CatLogenzyme kinetics catalog

EC 2.7.1.162: N-acetylhexosamine 1-kinase

TransferasesOpen in Browse

CatLog read 16 records for EC 2.7.1.162 from 2 papers, for 2 organisms. Names in these papers: N-acetylhexosamine 1-kinase (NahK), NahK_ATCC15697 (N-acetylhexosamine 1-kinase), NahK_ATCC55813 (N-acetylhexosamine 1-kinase).

Read from the paper by an AI model and checked against the paper by a second, separate AI run; code converted the units.

CatLog also holds 2 records for EC 2.7.1.162 that are not yet re-read: from its earlier version, built from the enzyme databases and partly checked against the papers. All records for EC 2.7.1.162 in Browse.

Papers

PaperOrganismsRecords
Substrate promiscuity of N-acetylhexosamine 1-kinasesBifidobacterium longum, Bifidobacterium longum subsp. infantis8
Open-close structural change upon ligand binding and two magnesium ions required for the catalysis of N-acetylhexosamine 1-kinaseBifidobacterium longum8

Records

EnzymeOrganismSubstratekcat (s⁻¹)Km (mM)kcat/Km (mM⁻¹ s⁻¹)ConditionsPaper
N-acetylhexosamine 1-kinase (NahK)Bifidobacterium longumadenosine 5'-triphosphate16.30.1160 calc.pH 8, 37 °CPMID 25644306Open
N-acetylhexosamine 1-kinase (NahK)Bifidobacterium longumN-acetyl-D-glucosamine9.91.85.5 calc.pH 8, 37 °CPMID 25644306Open
N-acetylhexosamine 1-kinase (NahK)variant K210ABifidobacterium longumadenosine 5'-triphosphate0.120.00524 calc.pH 8, 37 °CPMID 25644306Open
N-acetylhexosamine 1-kinase (NahK)variant K210ABifidobacterium longumN-acetyl-D-glucosamine0.110.350.31 calc.pH 8, 37 °CPMID 25644306Open
N-acetylhexosamine 1-kinase (NahK)variant N213ABifidobacterium longumadenosine 5'-triphosphate5.0 mM MgCl2; GlcNAc fixed at 20 mM6.40.97.1 calc.pH 8, 37 °CPMID 25644306Open
N-acetylhexosamine 1-kinase (NahK)variant N213ABifidobacterium longumadenosine 5'-triphosphate50 mM MgCl2 (high Mg2+); GlcNAc fixed at 40 mM8.80.038230 calc.pH 8, 37 °CPMID 25644306Open
N-acetylhexosamine 1-kinase (NahK)variant N213ABifidobacterium longumN-acetyl-D-glucosamine5.0 mM MgCl25.92.52.4 calc.pH 8, 37 °CPMID 25644306Open
N-acetylhexosamine 1-kinase (NahK)variant N213ABifidobacterium longumN-acetyl-D-glucosamine50 mM MgCl2 (high Mg2+)13.63.144.33 calc.pH 8, 37 °CPMID 25644306Open
NahK_ATCC15697 (N-acetylhexosamine 1-kinase)Bifidobacterium longum subsp. infantisadenosine 5'-triphosphatefixed GlcNAc 1 mM; 0.25 µM NahK; cosubstrate GlcNAc (1 mM)1.10.111pH 7.5, 37 °CPMID 21799473Open
NahK_ATCC15697 (N-acetylhexosamine 1-kinase)Bifidobacterium longum subsp. infantisadenosine 5'-triphosphatefixed GalNAc 1 mM; 0.5 µM NahK; cosubstrate GalNAc (1 mM)0.380.084.8pH 7.5, 37 °CPMID 21799473Open
NahK_ATCC15697 (N-acetylhexosamine 1-kinase)Bifidobacterium longum subsp. infantisN-acetyl-D-galactosamine0.460.095.1pH 7.5, 37 °CPMID 21799473Open
NahK_ATCC15697 (N-acetylhexosamine 1-kinase)Bifidobacterium longum subsp. infantisN-acetyl-D-glucosamine0.950.0615.8pH 7.5, 37 °CPMID 21799473Open
NahK_ATCC55813 (N-acetylhexosamine 1-kinase)Bifidobacterium longumadenosine 5'-triphosphatefixed GlcNAc 1 mM; 0.25 µM NahK; cosubstrate GlcNAc (1 mM)1.30.1111.8pH 7.5, 37 °CPMID 21799473Open
NahK_ATCC55813 (N-acetylhexosamine 1-kinase)Bifidobacterium longumadenosine 5'-triphosphatefixed GalNAc 1 mM; 0.5 µM NahK; cosubstrate GalNAc (1 mM)0.480.068pH 7.5, 37 °CPMID 21799473Open
NahK_ATCC55813 (N-acetylhexosamine 1-kinase)Bifidobacterium longumN-acetyl-D-galactosamine0.570.087.1pH 7.5, 37 °CPMID 21799473Open
NahK_ATCC55813 (N-acetylhexosamine 1-kinase)Bifidobacterium longumN-acetyl-D-glucosamine1.10.0618.3pH 7.5, 37 °CPMID 21799473Open