Organic hydroperoxide resistance protein

spinqualitylabelsall models Xylella fastidiosa OhrP dimer complex with PEG4000, 1zb8 Show:Asymmetric Unit Biological Assembly Drag the structure with the mouse to rotate   Export Animated Image   Print3D Function Organic hydroperoxide resistance protein (OhrP) is a peroxidase involved in bacterial stress induced by organic hydroperoxides. OhrP requires dithiols for its activity. For Xanthomonas campestris OhrR see OhrR. Structural highlights OhrP is endowed by a dithiol composed of a cysteine residue and a reactive cysteine residue (cysteinesulfonic acid) able to reduce peroxide.

3D Structures of Ohr

Updated on 12-April-2026

OhrR – XcOhrR (mutant) reduced – Xanthomonas campestris
2pfb - XcOhrR (mutant) oxidized
3lus – VcOhrP + captopril – Vibrio cholerae
3i07, 3eer – VcOhrP
1zb8, 1zb9, 4xx2 – OhrP – Xylella fastidiosa
2bjo – BsOhrB – Bacillus subtilis
1z91 – BsOhrRC15S (mutant) reduced
1z9c – BsOhrA + DNA
1vla – Ohr OSMC – Thermotoga maritima
1usp – OhrP – Deinococcus radiodurans
1n2f – OhrP – Pseudomonas aeruginosa
4noz – OhrP – Burkholderia cenocepacia
6uhw – OhrP – Burkholderia pseudomallei
6d9n – OhrP – Elizabethkingia anopheles
6mjn – OhrP – Legionella pneumophila
6eb4, 6ebc, 6ecy – CvOhrP – Chromobacterium violaceum
6ed0 – CvOhrP (mutant)
6ebd, 6ebg – CvOhrP (mutant) + dihydrolipamide
9jx6 – AbOhrP – Acinetobacter baumannii
9jxc – AbOhrP (mutant)
9k1j – AbOhrP + inhibitor

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