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2ZLX

Horse methemoglobin high salt, pH 7.0 (66% relative humidity)

Functional Information from GO Data
ChainGOidnamespacecontents
A0005344molecular_functionoxygen carrier activity
A0005506molecular_functioniron ion binding
A0005833cellular_componenthemoglobin complex
A0015671biological_processoxygen transport
A0019825molecular_functionoxygen binding
A0020037molecular_functionheme binding
A0031838cellular_componenthaptoglobin-hemoglobin complex
A0046872molecular_functionmetal ion binding
A0048821biological_processerythrocyte development
B0005344molecular_functionoxygen carrier activity
B0005833cellular_componenthemoglobin complex
B0015671biological_processoxygen transport
B0019825molecular_functionoxygen binding
B0020037molecular_functionheme binding
B0031721molecular_functionhemoglobin alpha binding
B0031838cellular_componenthaptoglobin-hemoglobin complex
B0046872molecular_functionmetal ion binding
B0048821biological_processerythrocyte development
C0005344molecular_functionoxygen carrier activity
C0005506molecular_functioniron ion binding
C0005833cellular_componenthemoglobin complex
C0015671biological_processoxygen transport
C0019825molecular_functionoxygen binding
C0020037molecular_functionheme binding
C0031838cellular_componenthaptoglobin-hemoglobin complex
C0046872molecular_functionmetal ion binding
C0048821biological_processerythrocyte development
D0005344molecular_functionoxygen carrier activity
D0005833cellular_componenthemoglobin complex
D0015671biological_processoxygen transport
D0019825molecular_functionoxygen binding
D0020037molecular_functionheme binding
D0031721molecular_functionhemoglobin alpha binding
D0031838cellular_componenthaptoglobin-hemoglobin complex
D0046872molecular_functionmetal ion binding
D0048821biological_processerythrocyte development
Functional Information from PDB Data
site_idAC1
Number of Residues10
DetailsBINDING SITE FOR RESIDUE HEM A 142
ChainResidue
ATYR42
APHE98
APHE43
AHIS45
ALYS61
AALA65
ALEU83
ALEU86
AHIS87
ALEU91

site_idAC2
Number of Residues12
DetailsBINDING SITE FOR RESIDUE HEM B 147
ChainResidue
BPHE41
BPHE42
BHIS63
BLYS66
BSER70
BPHE71
BLEU88
BHIS92
BASN102
BLEU106
BLEU141
DLYS95

site_idAC3
Number of Residues14
DetailsBINDING SITE FOR RESIDUE HEM C 142
ChainResidue
BGLU6
CTYR42
CPHE43
CHIS45
CHIS58
CLYS61
CALA65
CLEU66
CLEU83
CHIS87
CLEU91
CPHE98
CLEU101
CLEU136

site_idAC4
Number of Residues15
DetailsBINDING SITE FOR RESIDUE HEM D 147
ChainResidue
BASP43
BSER44
DPHE41
DPHE42
DHIS63
DLYS66
DSER70
DPHE71
DLEU88
DLEU91
DHIS92
DLEU96
DASN102
DLEU106
DLEU141

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues16
DetailsPeptide: {"description":"Hemopressin","featureId":"PRO_0000455881","evidences":[{"source":"UniProtKB","id":"P01946","evidenceCode":"ECO:0000250"}]}
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 Residues4
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"P69905","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues6
DetailsModified residue: {"description":"N6-succinyllysine","evidences":[{"source":"UniProtKB","id":"P01942","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"UniProtKB","id":"P69905","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues2
DetailsModified residue: {"description":"N6-succinyllysine; alternate","evidences":[{"source":"UniProtKB","id":"P01942","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues2
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"UniProtKB","id":"P69905","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues8
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"P01942","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues6
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"UniProtKB","id":"P01942","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues288
DetailsDomain: {"description":"Globin","evidences":[{"source":"PROSITE-ProRule","id":"PRU00238","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues2
DetailsBinding site: {"description":"distal binding residue","evidences":[{"source":"UniProtKB","id":"P80044","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues2
DetailsBinding site: {"description":"proximal binding residue","evidences":[{"source":"PubMed","id":"561852","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1G0B","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1IBE","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1IWH","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1NS6","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1NS9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1Y8H","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1Y8I","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1Y8K","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2D5X","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2DHB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2MHB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2ZLT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2ZLU","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2ZLV","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2ZLW","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2ZLX","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues2
DetailsModified residue: {"description":"N-acetylvaline","evidences":[{"source":"UniProtKB","id":"P02086","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI15
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"P68871","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI16
Number of Residues6
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"UniProtKB","id":"P68871","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI17
Number of Residues2
DetailsModified residue: {"description":"S-nitrosocysteine","evidences":[{"source":"UniProtKB","id":"P68871","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

250835

PDB entries from 2026-03-18

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