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3WHM

Structure of Hemoglobin Complex with 18-crown-6

Functional Information from GO Data
ChainGOidnamespacecontents
A0004601molecular_functionperoxidase activity
A0005344molecular_functionoxygen carrier activity
A0005506molecular_functioniron ion binding
A0005515molecular_functionprotein binding
A0005576cellular_componentextracellular region
A0005615cellular_componentextracellular space
A0005829cellular_componentcytosol
A0005833cellular_componenthemoglobin complex
A0006954biological_processinflammatory response
A0015670biological_processcarbon dioxide transport
A0015671biological_processoxygen transport
A0016020cellular_componentmembrane
A0019825molecular_functionoxygen binding
A0020037molecular_functionheme binding
A0030185biological_processnitric oxide transport
A0031720molecular_functionhaptoglobin binding
A0031838cellular_componenthaptoglobin-hemoglobin complex
A0042542biological_processresponse to hydrogen peroxide
A0042744biological_processhydrogen peroxide catabolic process
A0046872molecular_functionmetal ion binding
A0048821biological_processerythrocyte development
A0070062cellular_componentextracellular exosome
A0071682cellular_componentendocytic vesicle lumen
A0072562cellular_componentblood microparticle
A0098869biological_processcellular oxidant detoxification
B0004601molecular_functionperoxidase activity
B0005344molecular_functionoxygen carrier activity
B0005515molecular_functionprotein binding
B0005576cellular_componentextracellular region
B0005615cellular_componentextracellular space
B0005829cellular_componentcytosol
B0005833cellular_componenthemoglobin complex
B0006954biological_processinflammatory response
B0008217biological_processregulation of blood pressure
B0015670biological_processcarbon dioxide transport
B0015671biological_processoxygen transport
B0019825molecular_functionoxygen binding
B0020037molecular_functionheme binding
B0030185biological_processnitric oxide transport
B0030492molecular_functionhemoglobin binding
B0031720molecular_functionhaptoglobin binding
B0031721molecular_functionhemoglobin alpha binding
B0031838cellular_componenthaptoglobin-hemoglobin complex
B0042542biological_processresponse to hydrogen peroxide
B0042744biological_processhydrogen peroxide catabolic process
B0045429biological_processpositive regulation of nitric oxide biosynthetic process
B0046872molecular_functionmetal ion binding
B0048821biological_processerythrocyte development
B0070062cellular_componentextracellular exosome
B0070293biological_processrenal absorption
B0070527biological_processplatelet aggregation
B0071682cellular_componentendocytic vesicle lumen
B0072562cellular_componentblood microparticle
B0097746biological_processblood vessel diameter maintenance
B0098869biological_processcellular oxidant detoxification
B1904724cellular_componenttertiary granule lumen
B1904813cellular_componentficolin-1-rich granule lumen
E0004601molecular_functionperoxidase activity
E0005344molecular_functionoxygen carrier activity
E0005506molecular_functioniron ion binding
E0005515molecular_functionprotein binding
E0005576cellular_componentextracellular region
E0005615cellular_componentextracellular space
E0005829cellular_componentcytosol
E0005833cellular_componenthemoglobin complex
E0006954biological_processinflammatory response
E0015670biological_processcarbon dioxide transport
E0015671biological_processoxygen transport
E0016020cellular_componentmembrane
E0019825molecular_functionoxygen binding
E0020037molecular_functionheme binding
E0030185biological_processnitric oxide transport
E0031720molecular_functionhaptoglobin binding
E0031838cellular_componenthaptoglobin-hemoglobin complex
E0042542biological_processresponse to hydrogen peroxide
E0042744biological_processhydrogen peroxide catabolic process
E0046872molecular_functionmetal ion binding
E0048821biological_processerythrocyte development
E0070062cellular_componentextracellular exosome
E0071682cellular_componentendocytic vesicle lumen
E0072562cellular_componentblood microparticle
E0098869biological_processcellular oxidant detoxification
F0004601molecular_functionperoxidase activity
F0005344molecular_functionoxygen carrier activity
F0005515molecular_functionprotein binding
F0005576cellular_componentextracellular region
F0005615cellular_componentextracellular space
F0005829cellular_componentcytosol
F0005833cellular_componenthemoglobin complex
F0006954biological_processinflammatory response
F0008217biological_processregulation of blood pressure
F0015670biological_processcarbon dioxide transport
F0015671biological_processoxygen transport
F0019825molecular_functionoxygen binding
F0020037molecular_functionheme binding
F0030185biological_processnitric oxide transport
F0030492molecular_functionhemoglobin binding
F0031720molecular_functionhaptoglobin binding
F0031721molecular_functionhemoglobin alpha binding
F0031838cellular_componenthaptoglobin-hemoglobin complex
F0042542biological_processresponse to hydrogen peroxide
F0042744biological_processhydrogen peroxide catabolic process
F0045429biological_processpositive regulation of nitric oxide biosynthetic process
F0046872molecular_functionmetal ion binding
F0048821biological_processerythrocyte development
F0070062cellular_componentextracellular exosome
F0070293biological_processrenal absorption
F0070527biological_processplatelet aggregation
F0071682cellular_componentendocytic vesicle lumen
F0072562cellular_componentblood microparticle
F0097746biological_processblood vessel diameter maintenance
F0098869biological_processcellular oxidant detoxification
F1904724cellular_componenttertiary granule lumen
F1904813cellular_componentficolin-1-rich granule lumen
Functional Information from PDB Data
site_idAC1
Number of Residues18
DetailsBINDING SITE FOR RESIDUE HEM A 201
ChainResidue
ATYR42
AVAL93
AASN97
APHE98
ALEU101
ALEU136
AOXY203
AHOH337
AHOH365
AHOH396
APHE43
AHIS45
AHIS58
ALYS61
ALEU83
ALEU86
AHIS87
ALEU91

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE O4B A 202
ChainResidue
ALEU34
APRO37
ALYS40
ALEU48
BO4B202

site_idAC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE OXY A 203
ChainResidue
AHIS58
AVAL62
AHEM201

site_idAC4
Number of Residues15
DetailsBINDING SITE FOR RESIDUE HEM B 201
ChainResidue
BTHR38
BPHE41
BPHE42
BHIS63
BALA70
BLEU88
BHIS92
BLEU96
BVAL98
BASN102
BPHE103
BLEU106
BLEU141
BOXY203
BHOH367

site_idAC5
Number of Residues8
DetailsBINDING SITE FOR RESIDUE O4B B 202
ChainResidue
ALYS40
APHE43
APRO44
APHE46
ALEU48
AO4B202
BLYS59
BALA62

site_idAC6
Number of Residues3
DetailsBINDING SITE FOR RESIDUE OXY B 203
ChainResidue
BHIS63
BVAL67
BHEM201

site_idAC7
Number of Residues17
DetailsBINDING SITE FOR RESIDUE HEM E 201
ChainResidue
ETYR42
EPHE43
EHIS45
EHIS58
ELYS61
ELEU83
ELEU86
EHIS87
ELEU91
EVAL93
EASN97
EPHE98
ELEU101
ELEU136
EOXY204
EHOH310
EHOH382

site_idAC8
Number of Residues8
DetailsBINDING SITE FOR RESIDUE O4B E 202
ChainResidue
BTRP15
BVAL20
BGLY69
BSER72
ELYS11
EALA71
EVAL73
EASP74

site_idAC9
Number of Residues5
DetailsBINDING SITE FOR RESIDUE O4B E 203
ChainResidue
ELEU34
EPRO37
ELYS40
ELEU48
FO4B202

site_idBC1
Number of Residues3
DetailsBINDING SITE FOR RESIDUE OXY E 204
ChainResidue
EHIS58
EVAL62
EHEM201

site_idBC2
Number of Residues12
DetailsBINDING SITE FOR RESIDUE HEM F 201
ChainResidue
FPHE41
FPHE42
FHIS63
FLEU88
FHIS92
FLEU96
FVAL98
FASN102
FPHE103
FLEU106
FLEU141
FHOH338

site_idBC3
Number of Residues9
DetailsBINDING SITE FOR RESIDUE O4B F 202
ChainResidue
EPRO44
EPHE46
ELEU48
EO4B203
FPRO58
FLYS59
FALA62
ELYS40
EPHE43

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues16
DetailsPeptide: {"description":"Hemopressin","featureId":"PRO_0000455882","evidences":[{"source":"PubMed","id":"18077343","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00238","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsBinding site: {"description":"proximal binding residue","evidences":[{"source":"PROSITE-ProRule","id":"PRU00238","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues64
DetailsSite: {"description":"(Microbial infection) Cleavage; by N.americanus apr-2","evidences":[{"source":"PubMed","id":"12552433","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues16
DetailsSite: {"description":"Not glycated","evidences":[{"source":"PubMed","id":"7358733","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues10
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues6
DetailsModified residue: {"description":"N6-succinyllysine; alternate","evidences":[{"source":"UniProtKB","id":"P01942","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues8
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues2
DetailsModified residue: {"description":"N6-succinyllysine","evidences":[{"source":"UniProtKB","id":"P01942","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues2
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues8
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"P01942","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues6
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"UniProtKB","id":"P01942","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues8
DetailsGlycosylation: {"description":"N-linked (Glc) (glycation) lysine; alternate","evidences":[{"source":"PubMed","id":"7358733","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues10
DetailsGlycosylation: {"description":"N-linked (Glc) (glycation) lysine","evidences":[{"source":"PubMed","id":"7358733","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI15
Number of Residues18
DetailsPeptide: {"description":"LVV-hemorphin-7","featureId":"PRO_0000296641"}
ChainResidueDetails

site_idSWS_FT_FI16
Number of Residues12
DetailsPeptide: {"description":"Spinorphin","featureId":"PRO_0000424226"}
ChainResidueDetails

site_idSWS_FT_FI17
Number of Residues6
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI18
Number of Residues2
DetailsBinding site: {"description":"distal binding residue"}
ChainResidueDetails

site_idSWS_FT_FI19
Number of Residues2
DetailsBinding site: {"description":"proximal binding residue"}
ChainResidueDetails

site_idSWS_FT_FI20
Number of Residues4
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"4531009","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI21
Number of Residues2
DetailsModified residue: {"description":"S-nitrosocysteine","evidences":[{"source":"PubMed","id":"8637569","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9843411","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI22
Number of Residues2
DetailsModified residue: {"description":"N6-acetyllysine; alternate","evidences":[{"source":"PubMed","id":"4531009","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

250059

PDB entries from 2026-03-04

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