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3S3C

Structure of Thermus thermophilus cytochrome ba3 oxidase 360s after Xe depressurization

Functional Information from GO Data
ChainGOidnamespacecontents
A0004129molecular_functioncytochrome-c oxidase activity
A0005886cellular_componentplasma membrane
A0006119biological_processoxidative phosphorylation
A0006811biological_processmonoatomic ion transport
A0009060biological_processaerobic respiration
A0016020cellular_componentmembrane
A0020037molecular_functionheme binding
A0046872molecular_functionmetal ion binding
A1902600biological_processproton transmembrane transport
B0004129molecular_functioncytochrome-c oxidase activity
B0005507molecular_functioncopper ion binding
B0005886cellular_componentplasma membrane
B0016020cellular_componentmembrane
B0046872molecular_functionmetal ion binding
B1902600biological_processproton transmembrane transport
C0004129molecular_functioncytochrome-c oxidase activity
C0005886cellular_componentplasma membrane
C0006811biological_processmonoatomic ion transport
C0016020cellular_componentmembrane
C1902600biological_processproton transmembrane transport
Functional Information from PDB Data
site_idAC1
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CU A 803
ChainResidue
AHIS233
AHIS282
AHIS283

site_idAC2
Number of Residues20
DetailsBINDING SITE FOR RESIDUE HEM A 800
ChainResidue
ALEU69
AHIS72
AASN76
AALA77
ALEU132
APHE385
AHIS386
AVAL389
AALA390
ATHR394
AMET435
AARG449
AARG450
AALA451
ALEU32
ASER36
AGLY39
AGLN42
ATYR46
ATYR65

site_idAC3
Number of Residues24
DetailsBINDING SITE FOR RESIDUE HAS A 801
ChainResidue
ATYR133
ATRP229
AVAL236
ATYR237
AHIS282
AHIS283
ASER309
AALA313
AILE336
ALEU353
ALEU354
APHE356
AGLY360
AGLY363
AASN366
AALA367
AASP372
AHIS376
AVAL381
AHIS384
APHE385
AGLN388
AARG449
CVAL11

site_idAC4
Number of Residues1
DetailsBINDING SITE FOR RESIDUE XE A 563
ChainResidue
AGLY232

site_idAC5
Number of Residues3
DetailsBINDING SITE FOR RESIDUE XE A 565
ChainResidue
ATYR146
AALA149
ASER150

site_idAC6
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CUA B 802
ChainResidue
BHIS114
BCYS149
BGLN151
BCYS153
BHIS157
BMET160

Functional Information from PROSITE/UniProt
site_idPS00077
Number of Residues55
DetailsCOX1_CUB Heme-copper oxidase catalytic subunit, copper B binding region signature. WWTGHPiVyfwllpayaiiytilpkqaggklvsdpmarlafllflllstpvgf..HH
ChainResidueDetails
ATRP229-HIS283

site_idPS00078
Number of Residues49
DetailsCOX2 CO II and nitrous oxide reductase dinuclear copper centers signature. ViHgfhvegtninvevlpgevstvrytfkrpgeyrii......CnqyCglgHqnM
ChainResidueDetails
BVAL112-MET160

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues260
DetailsTransmembrane: {"description":"Helical","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues3
DetailsBinding site: {"description":"axial binding residue","evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues6
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsCross-link: {"description":"1'-histidyl-3'-tyrosine (His-Tyr)"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues64
DetailsTransmembrane: {"description":"Helical"}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues129
DetailsTopological domain: {"description":"Periplasmic"}
ChainResidueDetails

Catalytic Information from CSA
site_idMCSA1
Number of Residues2
DetailsM-CSA 735
ChainResidueDetails
BPHE86electron shuttle
BPHE88electron shuttle
AHIS384electron shuttle
APHE385electron shuttle
AHIS386electron shuttle
AARG449electron shuttle
AARG450electron shuttle

239492

PDB entries from 2025-07-30

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