CatLogenzyme kinetics catalog

EC 3.2.1.14: chitinase

HydrolasesOpen in Browse

CatLog read 37 records for EC 3.2.1.14 from 6 papers, for 5 organisms. Names in these papers: chitinase B (ChiB), Chi54 (chitinase), chitinase MmChi60, acidic chitinase (Chia) and 1 more.

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 173 records for EC 3.2.1.14 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 3.2.1.14 in Browse.

Papers

PaperOrganismsRecords
Structure of the D142N mutant of the family 18 chitinase ChiB from Serratia marcescens and its complex with allosamidinSerratia marcescens14
Cloning and high-level production of a chitinase from Chromobacterium sp. and the role of conserved or nonconserved residues on its catalytic activityChromobacterium sp.7
Molecular analysis of the gene encoding a new chitinase from the marine psychrophilic bacterium Moritella marina and biochemical characterization of the recombinant enzymeMoritella marina6
Hyperactivation of human acidic chitinase (Chia) for potential medical useHomo sapiens5
Interactions of a family 18 chitinase with the designed inhibitor HM508 and its degradation product, chitobiono-delta-lactoneSerratia marcescens4
Structure-based functionality of a multi-domain periplasmic chitodextrinase from marine bacterium Vibrio choleraeVibrio cholerae1

Records

EnzymeOrganismSubstratekcat (s⁻¹)Km (mM)kcat/Km (mM⁻¹ s⁻¹)ConditionsPaper
acidic chitinase (Chia)variant R61MHomo sapiens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside0.47420.076196.2pH 5, 37 °CPMID 39706263Open
acidic chitinase (Chia)variant R61M/I173S/M179L/N190T/V246A (M-4)Homo sapiens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside3.1640.0826838.3pH 5, 37 °CPMID 39706263Open
acidic chitinase (Chia)variant R61M/I173S/V246A (M-2)Homo sapiens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside2.1400.0544939.3pH 5, 37 °CPMID 39706263Open
acidic chitinase (Chia)variant R61M/I173S/V246A/D252N/N270T/I272L/I300F (M-6)Homo sapiens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside8.5190.15654.7pH 5, 37 °CPMID 39706263Open
acidic chitinase (Chia)variant R61M/M162T/I173S/M179L/N190T/V246A/D252N/N270T/I272L/I300F (M-9)Homo sapiens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside12.510.200862.3pH 5, 37 °CPMID 39706263Open
Chi54 (chitinase)Chromobacterium sp.4-methylumbelliferyl-beta-D-N,N'-diacetylchitobioside180.036500 calc.pH 7, 37 °CPMID 17294188Open
Chi54 (chitinase)variant I270LChromobacterium sp.4-methylumbelliferyl-beta-D-N,N'-diacetylchitobioside130.036360 calc.pH 7, 37 °CPMID 17294188Open
Chi54 (chitinase)variant I270VChromobacterium sp.4-methylumbelliferyl-beta-D-N,N'-diacetylchitobioside90.035260 calc.pH 7, 37 °CPMID 17294188Open
Chi54 (chitinase)variant N401VChromobacterium sp.4-methylumbelliferyl-beta-D-N,N'-diacetylchitobioside200.042480 calc.pH 7, 37 °CPMID 17294188Open
Chi54 (chitinase)variant S497EChromobacterium sp.4-methylumbelliferyl-beta-D-N,N'-diacetylchitobioside70.035200 calc.pH 7, 37 °CPMID 17294188Open
Chi54 (chitinase)variant T218SChromobacterium sp.4-methylumbelliferyl-beta-D-N,N'-diacetylchitobioside240.034710 calc.pH 7, 37 °CPMID 17294188Open
Chi54 (chitinase)variant V493MChromobacterium sp.4-methylumbelliferyl-beta-D-N,N'-diacetylchitobioside90.036250 calc.pH 7, 37 °CPMID 17294188Open
chitinase B (ChiB)Serratia marcescens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside130.031420 calc.pH 4.2, 37 °CPMID 14726210Open
chitinase B (ChiB)Serratia marcescens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside180.026690 calc.pH 5.4, 37 °CPMID 14726210Open
chitinase B (ChiB)Serratia marcescens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside180.031580 calc.pH 6.1, 37 °CPMID 14726210Open
chitinase B (ChiB)Serratia marcescens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside170.038450 calc.pH 7.2, 37 °CPMID 14726210Open
chitinase B (ChiB)Serratia marcescens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside3.50.025140 calc.pH 8, 37 °CPMID 14726210Open
chitinase B (ChiB)Serratia marcescens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside1.20.04626 calc.pH 9, 37 °CPMID 14726210Open
chitinase B (ChiB)Serratia marcescens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside0.40.0725.6 calc.pH 10, 37 °CPMID 14726210Open
chitinase B (ChiB)Serratia marcescens4-methylumbelliferyl N,N'-diacetyl-beta-D-chitobioside100.024420 calc.pH 6.3, 37 °CPMID 14597613Open
chitinase B (ChiB)variant D142NSerratia marcescens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside0.260.005448 calc.pH 4.2, 37 °CPMID 14726210Open
chitinase B (ChiB)variant D142NSerratia marcescens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside0.340.004576 calc.pH 5.4, 37 °CPMID 14726210Open
chitinase B (ChiB)variant D142NSerratia marcescens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside0.280.004168 calc.pH 6.1, 37 °CPMID 14726210Open
chitinase B (ChiB)variant D142NSerratia marcescens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside0.320.003397 calc.pH 7.2, 37 °CPMID 14726210Open
chitinase B (ChiB)variant D142NSerratia marcescens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside0.290.005751 calc.pH 8, 37 °CPMID 14726210Open
chitinase B (ChiB)variant D142NSerratia marcescens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside0.310.01718 calc.pH 9, 37 °CPMID 14726210Open
chitinase B (ChiB)variant D142NSerratia marcescens4-methylumbelliferyl beta-D-N,N'-diacetylchitobioside0.180.0345.3 calc.pH 10, 37 °CPMID 14726210Open
chitinase B (ChiB)variant D142NSerratia marcescens4-methylumbelliferyl N,N'-diacetyl-beta-D-chitobioside0.170.003549 calc.pH 6.3, 37 °CPMID 14597613Open
chitinase B (ChiB)variant M212ASerratia marcescens4-methylumbelliferyl N,N'-diacetyl-beta-D-chitobioside1.20.0063190 calc.pH 6.3, 37 °CPMID 14597613Open
chitinase B (ChiB)variant W220ASerratia marcescens4-methylumbelliferyl N,N'-diacetyl-beta-D-chitobioside0.50.0846.0 calc.pH 6.3, 37 °CPMID 14597613Open
chitinase MmChi60Moritella marina4-nitrophenyl N,N'-diacetyl-beta-D-chitobioside0.7930.1017.85pH 5PMID 18368288Open
chitinase MmChi60Moritella marina4-nitrophenyl N,N'-diacetyl-beta-D-chitobioside4.330.58.66pH 5, 5 °CPMID 18368288Open
chitinase MmChi60Moritella marina4-nitrophenyl N,N'-diacetyl-beta-D-chitobioside5.460.3714.75pH 5, 10 °CPMID 18368288Open
chitinase MmChi60Moritella marina4-nitrophenyl N,N'-diacetyl-beta-D-chitobioside7.330.41617.97pH 5, 15 °CPMID 18368288Open
chitinase MmChi60Moritella marina4-nitrophenyl N,N'-diacetyl-beta-D-chitobioside11.880.523.6pH 5, 20 °CPMID 18368288Open
chitinase MmChi60Moritella marina4-nitrophenyl N,N'-diacetyl-beta-D-chitobioside19.540.55535.2pH 5, 28 °CPMID 18368288Open
chitodextrinase (VcChdx)Vibrio cholerae4-nitrophenyl N,N'-diacetyl-beta-D-chitobioside34.10.34100pH 7, 37 °CPMID 42480705Open