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5SXT

Crystal structure of the S324T variant of Burkholderia pseudomallei KatG with isonicotinic acid hydrazide bound

Replaces:  3N3Q
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 Residues22
Detailsbinding site for residue HEM A 801
ChainResidue
AGLY104
AGLY282
ALYS283
ATHR284
AHIS285
ATHR323
ATHR324
ATRP330
ATHR388
AOXY804
AHOH902
ALEU105
AHOH919
AHOH970
AHOH1097
AILE107
ATRP111
AVAL239
APRO241
ALEU274
AGLY278
AHIS279

site_idAC2
Number of Residues6
Detailsbinding site for residue NA A 802
ChainResidue
AGLY122
AARG123
AGLY124
ASER494
AHOH1095
AHOH1398

site_idAC3
Number of Residues5
Detailsbinding site for residue CL A 803
ChainResidue
AGLY124
AGLU198
AVAL200
ANIZ807
AHOH1398

site_idAC4
Number of Residues6
Detailsbinding site for residue OXY A 804
ChainResidue
ATRP111
AHIS112
AASP141
AHEM801
AHOH902
AHOH1288

site_idAC5
Number of Residues2
Detailsbinding site for residue PO4 A 805
ChainResidue
AHIS381
AARG382

site_idAC6
Number of Residues3
Detailsbinding site for residue MPD A 806
ChainResidue
ATRP309
ATHR323
AHOH969

site_idAC7
Number of Residues11
Detailsbinding site for residue NIZ A 807
ChainResidue
AARG123
AGLU128
AGLU198
AASP199
AVAL200
AGLY493
ASER494
AGLN622
ATHR625
ACL803
AHOH1093

site_idAC8
Number of Residues24
Detailsbinding site for residue HEM B 801
ChainResidue
BGLY104
BLEU105
BILE107
BTRP111
BVAL239
BPRO241
BLEU274
BGLY278
BHIS279
BGLY282
BLYS283
BTHR284
BHIS285
BTHR323
BTHR324
BTRP330
BTHR388
BTRP420
BOXY804
BOXY805
BHOH905
BHOH937
BHOH954
BHOH1041

site_idAC9
Number of Residues6
Detailsbinding site for residue NA B 802
ChainResidue
BGLY122
BARG123
BGLY124
BSER494
BHOH1014
BHOH1420

site_idAD1
Number of Residues6
Detailsbinding site for residue CL B 803
ChainResidue
BGLY124
BGLU198
BVAL200
BNIZ808
BHOH1420
BHOH1497

site_idAD2
Number of Residues5
Detailsbinding site for residue OXY B 804
ChainResidue
BARG108
BHIS112
BASP141
BHEM801
BHOH905

site_idAD3
Number of Residues7
Detailsbinding site for residue OXY B 805
ChainResidue
BHEM801
BHOH905
BHOH920
BHOH1199
BTRP111
BHIS112
BASP141

site_idAD4
Number of Residues4
Detailsbinding site for residue PO4 B 806
ChainResidue
BLYS380
BHIS381
BARG382
BHOH910

site_idAD5
Number of Residues4
Detailsbinding site for residue MPD B 807
ChainResidue
BALA290
BILE322
BTHR323
BTHR324

site_idAD6
Number of Residues10
Detailsbinding site for residue NIZ B 808
ChainResidue
BARG123
BGLU128
BGLU198
BASP199
BGLY493
BSER494
BGLN622
BTHR625
BCL803
BHOH1017

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

site_idPS00436
Number of Residues12
DetailsPEROXIDASE_2 Peroxidases active site signature. GGlfIRMaWHSA
ChainResidueDetails
AGLY103-ALA114

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 Residues2
DetailsCross-link: {"description":"Tryptophyl-tyrosyl-methioninium (Trp-Tyr) (with M-244)","evidences":[{"source":"HAMAP-Rule","id":"MF_01961","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI5
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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