7WET: Peroxiredoxin I

Crystal structure of Peroxiredoxin I in complex with the inhibitor Cela. Determined by X-ray diffraction at 1.76 Å resolution. Released 28 Dec 2022.

Method: X-ray diffraction
Resolution: 1.76 Å
Organism: Homo sapiens
Chains: 2
Atoms: 3,194
Mol. weight: 39.58 kDa
Ligands: AQR
Released: 28 Dec 2022

Explore 7WET in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

7WET contains 17 α-helices and 22 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 8 helices, 11 β-strands

Element	Residues	Length	Sheet
β-strand	11	1	1
α-helix	12-14	3
β-strand	16-20	5	2
β-strand	26-30	5	2
α-helix	31-34	4
β-strand	38-43	6	2
α-helix	52-61	10
α-helix	63-67	5
β-strand	71-77	7	2
α-helix	81-88	8
α-helix	92-94	3
β-strand	104-106	3	2
α-helix	111-115	5
β-strand	119-120	2	3
β-strand	125-126	2	3
β-strand	128-133	6	2
β-strand	138	1	1
β-strand	139-145	7	2
α-helix	153-166	14

Chain B: 9 helices, 11 β-strands

Element	Residues	Length	Sheet
β-strand	11	1	4
α-helix	12-14	3
β-strand	16-20	5	2
β-strand	26-30	5	2
α-helix	31-34	4
β-strand	38-43	6	2
α-helix	52-61	10
α-helix	63-68	6
β-strand	71-77	7	2
α-helix	81-89	9
α-helix	92-94	3
β-strand	104-106	3	2
α-helix	111-115	5
β-strand	119-120	2	5
β-strand	125-126	2	5
β-strand	128-133	6	2
β-strand	138	1	4
β-strand	139-145	7	2
α-helix	153-168	16
α-helix	169-171	3

Molecules and chains

Molecule	Chains	Type	Length	Organism	UniProt
Peroxiredoxin-1	A, B	protein	175	Homo sapiens	Q06830 (AlphaFold model)

Sequence of entity 1 (A, B), FASTA

>7WET_1 Peroxiredoxin-1 (chains A, B)
MSSGNAKIGHPAPNFKATAVMPDGQFKDISLSDYKGKYVVFFFYPLDFTFVSPTEIIAFS
DRAEEFKKLNCQVIGASVDSHFSHLAWVNTPKKQGGLGPMNIPLVSDPKRTIAQDYGVLK
ADEGISFRGLFIIDDKGILRQITVNDLPVGRSVDETLRLVQAFQFTDKHGEVCPA

Ligands and cofactors

ID	Name	Formula	Copies
AQR	(2R,4aS,6aS,12bR,14aS,14bR)-10-hydroxy-2,4a,6a,9,12b,14a-hexamethyl-11-oxo-1,2,…	C29 H38 O4	2

Primary citation

Celastrol suppresses colorectal cancer via covalent targeting peroxiredoxin 1. Xu, H., Zhao, H., Ding, C. et al. Signal Transduct Target Ther (2023) 8:51-51. DOI 10.1038/s41392-022-01231-4 · PubMed

Other PDB entries of the same protein (UniProt Q06830 (AlphaFold model), which also has an AlphaFold model), best resolution first:

8Z54 1.45 Å, Crystal structure of human SIRT5 in complex with succinylated Prx1 fragment
9VQ5 1.5 Å, Crystal structure of Peroxiredoxin I in complex with SAC
8X71 1.58 Å, Crystal structure of Peroxiredoxin I in complex with compound 19-064
8X73 1.61 Å, Crystal structure of Peroxiredoxin I in complex with compound 19-069
9LNH 1.63 Å, Crystal structure of Peroxiredoxin I in complex with compound LC-PDin20
9B7A 1.71 Å, Crystal structure of peroxiredoxin 1 with RA
9VGT 1.79 Å, Crystal structure of Peroxiredoxin I in complex with compound 19-150
9VE2 1.8 Å, Crystal Structure of Human Peroxiredoxin I in Complex with Fluvastatin
8Z56 1.81 Å, Crystal structure of human Q140L-SIRT5 in complex with succinylated Prx1 fragment
7WEU 1.81 Å, Crystal structure of Peroxiredoxin I in complex with compound 19-048
9LG0 1.81 Å, Crystal Structure of Human Peroxiredoxin I in Complex with SAB
8Z55 1.83 Å, Crystal structure of human SIRT5 in complex with succPrx1 and ADP ribose

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