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5KT8

Crystal structure of the W139F variant of the catalase-peroxidase from B. pseudomallei treated with isoniazid

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 Residues20
Detailsbinding site for residue HEM A 801
ChainResidue
AGLY104
ATHR284
AHIS285
ATHR323
ASER324
ATRP330
APHE416
ATRP420
AOXY804
AHOH948
AHOH1011
ALEU105
AHOH1017
ATOX111
ALEU274
AILE275
AGLY278
AHIS279
AGLY282
ALYS283

site_idAC2
Number of Residues6
Detailsbinding site for residue NA A 802
ChainResidue
AGLY122
AARG123
AGLY124
ASER494
AHOH1102
AHOH1373

site_idAC3
Number of Residues4
Detailsbinding site for residue CL A 803
ChainResidue
AGLY124
AGLU198
AVAL200
AHOH1373

site_idAC4
Number of Residues7
Detailsbinding site for residue OXY A 804
ChainResidue
AARG108
ATOX111
AHIS112
AASP141
AHEM801
AHOH1007
AHOH1021

site_idAC5
Number of Residues4
Detailsbinding site for residue MPD A 805
ChainResidue
APRO154
AHOH1230
AHOH1252
AHOH1497

site_idAC6
Number of Residues2
Detailsbinding site for residue MPD A 806
ChainResidue
ALEU209
ASER324

site_idAC7
Number of Residues6
Detailsbinding site for residue MPD A 807
ChainResidue
AGLU630
ATYR719
AASP731
AHOH1320
BPRO61
BMET62

site_idAC8
Number of Residues22
Detailsbinding site for residue HEM B 801
ChainResidue
BGLY104
BLEU105
BILE107
BARG108
BTOX111
BVAL239
BLEU274
BILE275
BGLY278
BHIS279
BGLY282
BLYS283
BTHR284
BHIS285
BTHR323
BSER324
BTHR388
BTRP420
BOXY804
BHOH962
BHOH1023
BHOH1028

site_idAC9
Number of Residues6
Detailsbinding site for residue NA B 802
ChainResidue
BGLY122
BARG123
BGLY124
BSER494
BHOH1054
BHOH1341

site_idAD1
Number of Residues5
Detailsbinding site for residue CL B 803
ChainResidue
BGLY124
BGLU198
BVAL200
BNIZ809
BHOH1341

site_idAD2
Number of Residues7
Detailsbinding site for residue OXY B 804
ChainResidue
BARG108
BTOX111
BHIS112
BASP141
BHEM801
BHOH916
BHOH976

site_idAD3
Number of Residues3
Detailsbinding site for residue MPD B 805
ChainResidue
BARG506
BGLU529
BHOH1261

site_idAD4
Number of Residues5
Detailsbinding site for residue MPD B 806
ChainResidue
ATRP362
APHE394
AHOH1160
BHOH1148
BHOH1164

site_idAD5
Number of Residues3
Detailsbinding site for residue MPD B 807
ChainResidue
BSER324
BALA143
BTHR323

site_idAD6
Number of Residues7
Detailsbinding site for residue MPD B 808
ChainResidue
BTRP362
BPHE394
BGLY567
BHIS568
BALA569
BGLU726
BHOH1473

site_idAD7
Number of Residues9
Details
ChainResidue
BARG123
BGLU128
BGLU198
BGLY493
BSER494
BGLN622
BTHR625
BCL803
BHOH911

site_idAD8
Number of Residues8
Details
ChainResidue
BTOX111
BGLY115
BTYR117
BTHR119
BALA230
BALA231
BHOH922
BHOH1015

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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