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2B11

Crystal structure of the protein-protein complex between F82W cytochrome c and cytochrome c peroxidase

Functional Information from GO Data
ChainGOidnamespacecontents
A0004601molecular_functionperoxidase activity
A0006979biological_processresponse to oxidative stress
A0020037molecular_functionheme binding
A0034599biological_processcellular response to oxidative stress
B0005515molecular_functionprotein binding
B0005739cellular_componentmitochondrion
B0005758cellular_componentmitochondrial intermembrane space
B0006122biological_processmitochondrial electron transport, ubiquinol to cytochrome c
B0006123biological_processmitochondrial electron transport, cytochrome c to oxygen
B0009055molecular_functionelectron transfer activity
B0020037molecular_functionheme binding
B0046872molecular_functionmetal ion binding
B1901612molecular_functioncardiolipin binding
C0004601molecular_functionperoxidase activity
C0006979biological_processresponse to oxidative stress
C0020037molecular_functionheme binding
C0034599biological_processcellular response to oxidative stress
D0005515molecular_functionprotein binding
D0005739cellular_componentmitochondrion
D0005758cellular_componentmitochondrial intermembrane space
D0006122biological_processmitochondrial electron transport, ubiquinol to cytochrome c
D0006123biological_processmitochondrial electron transport, cytochrome c to oxygen
D0009055molecular_functionelectron transfer activity
D0020037molecular_functionheme binding
D0046872molecular_functionmetal ion binding
D1901612molecular_functioncardiolipin binding
Functional Information from PDB Data
site_idAC1
Number of Residues19
DetailsBINDING SITE FOR RESIDUE ZNH A 1001
ChainResidue
APRO44
ALYS179
ATHR180
AHIS181
AASN184
ASER185
ATRP191
APHE266
AHOH1401
AHOH1562
AHOH1716
AVAL45
AVAL47
ATRP51
AASP146
ALEU171
AALA174
AHIS175
AGLY178

site_idAC2
Number of Residues19
DetailsBINDING SITE FOR RESIDUE HEC C 1201
ChainResidue
CPRO544
CTRP551
CPRO645
CASP646
CLEU671
CMET672
CALA674
CHIS675
CGLY678
CLYS679
CHIS681
CASN684
CSER685
CTRP691
CLEU732
CTHR734
CHOH1402
CHOH1433
CHOH1878

site_idAC3
Number of Residues25
DetailsBINDING SITE FOR RESIDUE ZNH B 1101
ChainResidue
AHOH1841
BARG313
BCYS314
BCYS317
BHIS318
BVAL328
BILE335
BSER340
BGLY341
BTYR346
BTYR348
BTHR349
BASN352
BTRP359
BMET364
BTYR367
BLEU368
BTHR378
BLYS379
BMET380
BALA381
BTRP382
BLEU394
BHOH1840
BHOH2444

site_idAC4
Number of Residues20
DetailsBINDING SITE FOR RESIDUE HEC D 1301
ChainResidue
DARG813
DCYS814
DCYS817
DHIS818
DVAL828
DARG838
DSER840
DGLY841
DTYR846
DTYR848
DTHR849
DASN852
DTRP859
DMET864
DTHR878
DLYS879
DMET880
DTRP882
DLEU894
DHOH1426

Functional Information from PROSITE/UniProt
site_idPS00435
Number of Residues11
DetailsPEROXIDASE_1 Peroxidases proximal heme-ligand signature. EVVALMGAHAL
ChainResidueDetails
AGLU167-LEU177

site_idPS00436
Number of Residues12
DetailsPEROXIDASE_2 Peroxidases active site signature. GPvlVRLaWHTS
ChainResidueDetails
AGLY43-SER54

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Proton acceptor"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsActive site: {"description":"Tryptophan radical intermediate","evidences":[{"source":"PubMed","id":"2851317","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsBinding site: {"description":"axial binding residue","evidences":[{"source":"PubMed","id":"10722697","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"11170452","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"2169873","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"6092361","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8384877","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8673607","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsSite: {"description":"Transition state stabilizer"}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"PubMed","id":"18407956","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues4
DetailsBinding site: {"description":"covalent","evidences":[{"source":"PubMed","id":"11880631","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18390544","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1KYO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3CX5","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues4
DetailsBinding site: {"description":"axial binding residue","evidences":[{"source":"PubMed","id":"11880631","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18390544","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1KYO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3CX5","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues2
DetailsModified residue: {"description":"N6,N6,N6-trimethyllysine; by CTM1","evidences":[{"source":"PubMed","id":"10791961","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"11880631","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1KYO","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues2
DetailsModified residue: {"description":"N6,N6,N6-trimethyllysine","evidences":[{"source":"PubMed","id":"10821864","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18390544","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues3
DetailsAnnotated By Reference To The Literature 1apx
ChainResidueDetails
AARG48
AHIS52
AASN82

site_idCSA2
Number of Residues3
DetailsAnnotated By Reference To The Literature 1apx
ChainResidueDetails
CASN582
CARG548
CHIS552

site_idMCSA1
Number of Residues3
DetailsM-CSA 709
ChainResidueDetails
AARG48electrostatic stabiliser
AHIS52electrostatic stabiliser, proton acceptor, proton donor
ATRP191single electron acceptor, single electron donor

site_idMCSA2
Number of Residues3
DetailsM-CSA 709
ChainResidueDetails
CARG548electrostatic stabiliser
CHIS552electrostatic stabiliser, proton acceptor, proton donor
CTRP691single electron acceptor, single electron donor

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PDB entries from 2025-07-30

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