catalase / catalase activity / hydrogen peroxide catabolic process / response to oxidative stress / heme binding / metal ion binding Similarity search - Function
: / Catalase, four-helical domain / Large catalase, C-terminal domain / C-terminal domain found in long catalases / Catalase, mono-functional, haem-containing, clade 2 / Catalase, mono-functional, haem-containing, clade 2, helical domain / Hemocyanin, N-terminal domain / Catalase HpII, Chain A, domain 1 / Catalase core domain / Catalase haem-binding site ...: / Catalase, four-helical domain / Large catalase, C-terminal domain / C-terminal domain found in long catalases / Catalase, mono-functional, haem-containing, clade 2 / Catalase, mono-functional, haem-containing, clade 2, helical domain / Hemocyanin, N-terminal domain / Catalase HpII, Chain A, domain 1 / Catalase core domain / Catalase haem-binding site / Catalase proximal heme-ligand signature. / Catalase / Catalase active site / Catalase proximal active site signature. / Catalase immune-responsive domain / Catalase-related immune-responsive / Catalase core domain / Catalase, mono-functional, haem-containing / Catalase / catalase family profile. / Catalase superfamily / Class I glutamine amidotransferase (GATase) domain / Class I glutamine amidotransferase-like / Up-down Bundle / Beta Barrel / Rossmann fold / 3-Layer(aba) Sandwich / Mainly Beta / Mainly Alpha / Alpha Beta Similarity search - Domain/homology
SHEET DETERMINATION METHOD: DSSP THE SHEETS PRESENTED AS "AC" IN EACH CHAIN ON SHEET RECORDS BELOW ... SHEET DETERMINATION METHOD: DSSP THE SHEETS PRESENTED AS "AC" IN EACH CHAIN ON SHEET RECORDS BELOW IS ACTUALLY AN 8-STRANDED BARREL THIS IS REPRESENTED BY A 9-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS ARE IDENTICAL. THE SHEETS PRESENTED AS "BB" IN EACH CHAIN ON SHEET RECORDS BELOW IS ACTUALLY AN 8-STRANDED BARREL THIS IS REPRESENTED BY A 9-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS ARE IDENTICAL. THE SHEETS PRESENTED AS "CB" IN EACH CHAIN ON SHEET RECORDS BELOW IS ACTUALLY AN 8-STRANDED BARREL THIS IS REPRESENTED BY A 9-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS ARE IDENTICAL. THE SHEETS PRESENTED AS "DA" IN EACH CHAIN ON SHEET RECORDS BELOW IS ACTUALLY AN 8-STRANDED BARREL THIS IS REPRESENTED BY A 9-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS ARE IDENTICAL.
Mass: 18.015 Da / Num. of mol.: 1357 / Source method: isolated from a natural source / Formula: H2O
Sequence details
MUTATION ASN 155 TO ALA
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Experimental details
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Experiment
Experiment
Method: X-RAY DIFFRACTION / Number of used crystals: 1
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Sample preparation
Crystal
Density Matthews: 2.18 Å3/Da / Density % sol: 43.56 % / Description: NONE
Crystal grow
pH: 5.2 Details: PROTEIN CRYSTAL WAS OBTAINED IN 6-16 % PEG400, 0.2 M POTASSIUM CHLORIDE, 0.01 M CALCIUM CHLORIDE DEHYDRATE AND 0.05 M SODIUM CACODYLATE TRIHYDRATE AT PH 5.2
Monochromator: SI 111 / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray
Radiation wavelength
Wavelength: 0.9686 Å / Relative weight: 1
Reflection
Resolution: 2.25→29.3 Å / Num. obs: 127403 / % possible obs: 99 % / Observed criterion σ(I): 2 / Redundancy: 3.4 % / Rmerge(I) obs: 0.11 / Net I/σ(I): 10.4
Reflection shell
Resolution: 2.25→2.37 Å / Redundancy: 3.3 % / Rmerge(I) obs: 0.47 / Mean I/σ(I) obs: 3.2 / % possible all: 99.1
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Processing
Software
Name
Version
Classification
REFMAC
5.6.0117
refinement
XDS
datareduction
SCALA
datascaling
Refinement
Method to determine structure: OTHER Starting model: NONE Resolution: 2.25→113.27 Å / Cor.coef. Fo:Fc: 0.957 / Cor.coef. Fo:Fc free: 0.923 / SU B: 5.605 / SU ML: 0.138 / Cross valid method: THROUGHOUT / ESU R: 0.336 / ESU R Free: 0.213 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. HYDROGENS HAVE BEEN USED IF PRESENT IN THE INPUT. U VALUES REFINED INDIVIDUALLY. DISORDERED REGION BETWEEN RESIDUE 617 AND 622 IN CHAIN A ...Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. HYDROGENS HAVE BEEN USED IF PRESENT IN THE INPUT. U VALUES REFINED INDIVIDUALLY. DISORDERED REGION BETWEEN RESIDUE 617 AND 622 IN CHAIN A IS NOT MODELLED DUE TO WEAK DENSITY. C-TERMINAL RESIDUE SER698 IN CHAIN A IS NOT MODELLED DUE TO WEAK DENSITY. DISORDERED REGION BETWEEN RESIDUE 617 AND 622 IN CHAIN B IS NOT MODELLED DUE TO WEAK DENSITY. DISORDERED REGION BETWEEN RESIDUE 618 AND 622 IN CHAIN C IS NOT MODELLED DUE TO WEAK DENSITY. DISORDERED REGION BETWEEN RESIDUE 649 AND 653 IN CHAIN C IS NOT MODELLED DUE TO WEAK DENSITY. C-TERMINAL RESIDUE SER698 IN CHAIN C IS NOT MODELLED DUE TO WEAK DENSITY. DISORDERED REGION BETWEEN RESIDUE 618 AND 622 IN CHAIN D IS NOT MODELLED DUE TO WEAK DENSITY. DISORDERED REGION BETWEEN RESIDUE 649 AND 653 IN CHAIN D IS NOT MODELLED DUE TO WEAK DENSITY.
Rfactor
Num. reflection
% reflection
Selection details
Rfree
0.20845
6287
4.9 %
RANDOM
Rwork
0.1515
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obs
0.15438
120798
98.6 %
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Solvent computation
Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: MASK