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3SXI

Crystal structure of sulfide:quinone oxidoreductase Cys128Ala variant from Acidithiobacillus ferrooxidans complexed with decylubiquinone

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0016020cellular_componentmembrane
A0016491molecular_functionoxidoreductase activity
A0048038molecular_functionquinone binding
A0070224molecular_functionsulfide:quinone oxidoreductase activity
Functional Information from PDB Data
site_idAC1
Number of Residues38
DetailsBINDING SITE FOR RESIDUE FAD A 500
ChainResidue
ALEU7
AVAL42
ASER77
AALA78
AALA104
ATHR105
AGLY106
APRO107
AILE127
APRO163
AGLY301
AGLY8
AILE302
ALYS320
ATHR321
AGLY322
AVAL355
APHE357
ALYS391
ADCQ502
AH2S507
AHOH509
AALA9
AHOH510
AHOH517
AHOH518
AHOH563
AHOH569
AHOH611
AHOH627
AHOH649
AHOH687
AGLY10
ATHR11
AGLY12
ASER34
AALA35
AASN36

site_idAC2
Number of Residues16
DetailsBINDING SITE FOR RESIDUE LMT A 501
ChainResidue
AGLY205
AASP206
AILE210
AGLU217
ACYS356
AALA358
AALA365
AALA366
APHE367
ATYR383
AHOH530
AHOH619
AHOH628
AHOH647
AHOH651
AHOH662

site_idAC3
Number of Residues12
DetailsBINDING SITE FOR RESIDUE DCQ A 502
ChainResidue
APHE41
APRO43
AGLY322
ATYR323
AVAL355
APHE357
ALYS391
APHE394
ATYR411
ALYS417
AFAD500
AHOH773

site_idAC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 503
ChainResidue
AMET-2
AHIS3
AHIS97
AHOH596
AHOH751

site_idAC5
Number of Residues4
DetailsBINDING SITE FOR RESIDUE H2S A 505
ChainResidue
AGLY162
AH2S507
AH2S508
AHOH783

site_idAC6
Number of Residues5
DetailsBINDING SITE FOR RESIDUE H2S A 506
ChainResidue
ASER126
AILE127
AALA128
AILE261
APRO262

site_idAC7
Number of Residues4
DetailsBINDING SITE FOR RESIDUE H2S A 507
ChainResidue
ACYS356
AFAD500
AH2S505
AH2S508

site_idAC8
Number of Residues3
DetailsBINDING SITE FOR RESIDUE H2S A 508
ChainResidue
ACYS160
AH2S505
AH2S507

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsACT_SITE: Cysteine persulfide intermediate => ECO:0000269|PubMed:20303979, ECO:0000269|PubMed:22542586
ChainResidueDetails
ACYS160
ACYS356

site_idSWS_FT_FI2
Number of Residues6
DetailsBINDING: BINDING => ECO:0000269|PubMed:20303979, ECO:0000269|PubMed:22542586
ChainResidueDetails
AGLY8
ASER34
ASER77
AILE302
AGLY322
ALYS391

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PDB entries from 2024-10-02

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