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5CIH

Complex of yeast cytochrome c peroxidase (W191Y) with iso-1 cytochrome c

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
B0022904biological_processrespiratory electron transport chain
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
D0022904biological_processrespiratory electron transport chain
D0046872molecular_functionmetal ion binding
D1901612molecular_functioncardiolipin binding
Functional Information from PDB Data
site_idAC1
Number of Residues12
Detailsbinding site for residue HEC A 301
ChainResidue
APRO44
AHIS181
ASER185
ATYR191
AARG48
APRO145
AALA174
AHIS175
ALEU177
AGLY178
ALYS179
ATHR180

site_idAC2
Number of Residues22
Detailsbinding site for residue HEC B 201
ChainResidue
AALA193
AALA194
BARG13
BCYS14
BGLN16
BCYS17
BHIS18
BVAL28
BGLY29
BPRO30
BSER40
BGLY41
BGLN42
BTYR46
BTYR48
BTHR49
BTYR67
BLEU68
BTHR78
BLYS79
BMET80
BLEU94

site_idAC3
Number of Residues17
Detailsbinding site for residue HEC C 301
ChainResidue
CPRO44
CVAL47
CARG48
CTRP51
CPRO145
CASP146
CALA174
CHIS175
CLEU177
CGLY178
CLYS179
CTHR180
CHIS181
CASN184
CSER185
CTYR191
CTHR234

site_idAC4
Number of Residues22
Detailsbinding site for residue HEC D 201
ChainResidue
CALA193
CALA194
DLEU9
DPHE10
DTHR12
DARG13
DLEU15
DGLN16
DCYS17
DHIS18
DVAL28
DGLY29
DPRO30
DGLY41
DTYR46
DTHR49
DASN52
DTRP59
DTHR78
DMET80
DPHE82
DHOH304

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. GPvlVRLaWHIS
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_idMCSA1
Number of Residues3
DetailsM-CSA 709
ChainResidueDetails
AARG48electrostatic stabiliser
AHIS52electrostatic stabiliser, proton acceptor, proton donor
ATYR191single electron acceptor, single electron donor

site_idMCSA2
Number of Residues3
DetailsM-CSA 709
ChainResidueDetails
CARG48electrostatic stabiliser
CHIS52electrostatic stabiliser, proton acceptor, proton donor
CTYR191single electron acceptor, single electron donor

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PDB entries from 2025-12-17

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