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5TXQ

Crystal structure of the A143D variant of catalase-peroxidase from B. pseudomallei

Functional Information from GO Data
ChainGOidnamespacecontents
A0004096molecular_functioncatalase activity
A0004601molecular_functionperoxidase activity
A0005829cellular_componentcytosol
A0006979biological_processresponse to oxidative stress
A0016491molecular_functionoxidoreductase activity
A0020037molecular_functionheme binding
A0042744biological_processhydrogen peroxide catabolic process
A0046872molecular_functionmetal ion binding
A0070301biological_processcellular response to hydrogen peroxide
A0098869biological_processcellular oxidant detoxification
B0004096molecular_functioncatalase activity
B0004601molecular_functionperoxidase activity
B0005829cellular_componentcytosol
B0006979biological_processresponse to oxidative stress
B0016491molecular_functionoxidoreductase activity
B0020037molecular_functionheme binding
B0042744biological_processhydrogen peroxide catabolic process
B0046872molecular_functionmetal ion binding
B0070301biological_processcellular response to hydrogen peroxide
B0098869biological_processcellular oxidant detoxification
Functional Information from PDB Data
site_idAC1
Number of Residues24
Detailsbinding site for residue HEM A 801
ChainResidue
AGLY104
AGLY282
ALYS283
ATHR284
AHIS285
ATHR323
ASER324
ATRP330
ATHR388
APHE416
ATRP420
ALEU105
AOXY803
AHOH1031
AHOH1045
AHOH1068
AHOH1505
ATOX111
AVAL239
APRO241
ALEU274
AILE275
AGLY278
AHIS279

site_idAC2
Number of Residues6
Detailsbinding site for residue NA A 802
ChainResidue
AGLY122
AARG123
AGLY124
ASER494
AHOH990
AHOH1102

site_idAC3
Number of Residues6
Detailsbinding site for residue OXY A 803
ChainResidue
AARG108
ATOX111
AHIS112
AHEM801
AHOH904
AHOH1311

site_idAC4
Number of Residues2
Detailsbinding site for residue PO4 A 804
ChainResidue
AHIS381
AARG382

site_idAC5
Number of Residues4
Detailsbinding site for residue MPD A 805
ChainResidue
ATRP350
ATRP362
AHOH1436
BHOH1425

site_idAC6
Number of Residues4
Detailsbinding site for residue MPD A 806
ChainResidue
AASP83
APRO154
AHOH1144
AHOH1173

site_idAC7
Number of Residues21
Detailsbinding site for residue HEM B 801
ChainResidue
BGLY104
BLEU105
BILE107
BTOX111
BVAL239
BLEU274
BILE275
BGLY278
BHIS279
BGLY282
BLYS283
BTHR284
BHIS285
BTHR323
BSER324
BTHR388
BTRP420
BOXY803
BHOH953
BHOH977
BHOH1144

site_idAC8
Number of Residues6
Detailsbinding site for residue NA B 802
ChainResidue
BGLY122
BARG123
BGLY124
BSER494
BHOH920
BHOH1182

site_idAC9
Number of Residues5
Detailsbinding site for residue OXY B 803
ChainResidue
BARG108
BTOX111
BHIS112
BHEM801
BHOH902

site_idAD1
Number of Residues3
Detailsbinding site for residue PO4 B 804
ChainResidue
BLYS380
BHIS381
BARG382

site_idAD2
Number of Residues17
Detailsbinding site for Di-peptide TYR B 238 and MET B 264
ChainResidue
BTOX111
BGLY115
BTYR117
BALA230
BALA231
BVAL232
BILE237
BVAL239
BTHR260
BPHE261
BALA262
BARG263
BALA265
BMET266
BARG426
BHOH991
BHOH1088

Functional Information from PROSITE/UniProt
site_idPS00435
Number of Residues11
DetailsPEROXIDASE_1 Peroxidases proximal heme-ligand signature. TVALIAGGHTF
ChainResidueDetails
ATHR271-PHE281

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"HAMAP-Rule","id":"MF_01961","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsBinding site: {"description":"axial binding residue","evidences":[{"source":"HAMAP-Rule","id":"MF_01961","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsSite: {"description":"Transition state stabilizer","evidences":[{"source":"HAMAP-Rule","id":"MF_01961","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues4
DetailsCross-link: {"description":"Tryptophyl-tyrosyl-methioninium (Tyr-Met) (with W-91)","evidences":[{"source":"HAMAP-Rule","id":"MF_01961","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

246704

PDB entries from 2025-12-24

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