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3EJ8

Structure of double mutant of human iNOS oxygenase domain with bound immidazole

Functional Information from GO Data
ChainGOidnamespacecontents
A0004517molecular_functionnitric-oxide synthase activity
A0006809biological_processnitric oxide biosynthetic process
B0004517molecular_functionnitric-oxide synthase activity
B0006809biological_processnitric oxide biosynthetic process
C0004517molecular_functionnitric-oxide synthase activity
C0006809biological_processnitric oxide biosynthetic process
D0004517molecular_functionnitric-oxide synthase activity
D0006809biological_processnitric oxide biosynthetic process
Functional Information from PDB Data
site_idAC1
Number of Residues15
DetailsBINDING SITE FOR RESIDUE HEC A1901
ChainResidue
ATRP194
AGLU377
ATRP463
ATYR489
ATYR491
AH4B1902
AIMD1904
AARG199
ACYS200
AGLN205
ASER242
APHE369
AASN370
AGLY371
ATRP372

site_idAC2
Number of Residues11
DetailsBINDING SITE FOR RESIDUE H4B A1902
ChainResidue
ASER118
AMET120
AARG381
AILE462
ATRP463
AHEC1901
AHOH5031
BTRP461
BPHE476
BHIS477
BGLN478

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A1903
ChainResidue
ACYS110
ACYS115
BCYS110
BCYS115

site_idAC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE IMD A1904
ChainResidue
ATRP372
AGLU377
AHEC1901

site_idAC5
Number of Residues13
DetailsBINDING SITE FOR RESIDUE HEC B2901
ChainResidue
BTRP194
BCYS200
BGLN205
BPHE369
BGLY371
BTRP372
BGLU377
BMET434
BTRP463
BTYR489
BTYR491
BH4B2902
BIMD2904

site_idAC6
Number of Residues10
DetailsBINDING SITE FOR RESIDUE H4B B2902
ChainResidue
ATRP461
APHE476
AHIS477
AGLN478
BSER118
BMET120
BARG381
BILE462
BTRP463
BHEC2901

site_idAC7
Number of Residues2
DetailsBINDING SITE FOR RESIDUE IMD B2904
ChainResidue
BGLU377
BHEC2901

site_idAC8
Number of Residues16
DetailsBINDING SITE FOR RESIDUE HEC C3901
ChainResidue
CTRP194
CARG199
CCYS200
CGLY202
CGLN205
CMET355
CPHE369
CASN370
CGLY371
CTRP372
CGLU377
CTRP463
CTYR489
CTYR491
CH4B3902
CIMD3904

site_idAC9
Number of Residues8
DetailsBINDING SITE FOR RESIDUE H4B C3902
ChainResidue
CSER118
CMET120
CARG381
CILE462
CTRP463
CHEC3901
DTRP461
DPHE476

site_idBC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN C3903
ChainResidue
CCYS110
CCYS115
DCYS110
DCYS115

site_idBC2
Number of Residues2
DetailsBINDING SITE FOR RESIDUE IMD C3904
ChainResidue
CGLU377
CHEC3901

site_idBC3
Number of Residues12
DetailsBINDING SITE FOR RESIDUE HEC D4901
ChainResidue
DIMD4904
DTRP194
DCYS200
DGLN205
DPHE369
DGLY371
DTRP372
DGLU377
DTRP463
DTYR489
DTYR491
DH4B4902

site_idBC4
Number of Residues12
DetailsBINDING SITE FOR RESIDUE H4B D4902
ChainResidue
CTRP90
CTRP461
CPHE476
CHIS477
CGLN478
DSER118
DMET120
DARG381
DILE462
DTRP463
DHEC4901
DHOH5166

site_idBC5
Number of Residues3
DetailsBINDING SITE FOR RESIDUE IMD D4904
ChainResidue
DGLU377
DHEC4901
DHOH5071

Functional Information from PROSITE/UniProt
site_idPS60001
Number of Residues8
DetailsNOS Nitric oxide synthase (NOS) signature. RCIGRIqW
ChainResidueDetails
AARG199-TRP206

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10074942","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"10409685","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1NSI","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4NOS","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues24
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10074942","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"10409685","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1NSI","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2NSI","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4NOS","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsBinding site: {"description":"axial binding residue","evidences":[{"source":"PubMed","id":"10074942","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"10409685","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1NSI","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2NSI","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4NOS","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues16
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"P29474","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues4
DetailsModified residue: {"description":"Phosphoserine; by PKA","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues4
DetailsAnnotated By Reference To The Literature 3nos
ChainResidueDetails
ATRP372
ACYS200
AGLU377
AARG203

site_idCSA2
Number of Residues4
DetailsAnnotated By Reference To The Literature 3nos
ChainResidueDetails
BTRP372
BCYS200
BGLU377
BARG203

site_idCSA3
Number of Residues4
DetailsAnnotated By Reference To The Literature 3nos
ChainResidueDetails
CTRP372
CCYS200
CGLU377
CARG203

site_idCSA4
Number of Residues4
DetailsAnnotated By Reference To The Literature 3nos
ChainResidueDetails
DTRP372
DCYS200
DGLU377
DARG203

245663

PDB entries from 2025-12-03

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