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2NSI

HUMAN INDUCIBLE NITRIC OXIDE SYNTHASE, ZN-FREE, SEITU COMPLEX

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 Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 910
ChainResidue
AARG278
AGLY300
AARG301
APHE302

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 920
ChainResidue
ATYR336
AGLU337
ATRP338
DARG340

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 930
ChainResidue
AASN239
CASN236
CASN239
AASN236

site_idAC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 B 911
ChainResidue
BARG278
BGLY300
BARG301

site_idAC5
Number of Residues2
DetailsBINDING SITE FOR RESIDUE SO4 B 921
ChainResidue
BLYS335
BGLU337

site_idAC6
Number of Residues2
DetailsBINDING SITE FOR RESIDUE SO4 C 912
ChainResidue
CGLY300
CARG301

site_idAC7
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 C 922
ChainResidue
BARG340
CGLU337
CTRP338

site_idAC8
Number of Residues2
DetailsBINDING SITE FOR RESIDUE SO4 D 913
ChainResidue
DARG278
DARG301

site_idAC9
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 D 923
ChainResidue
DLYS335
DTYR336
DGLU337
DTRP338

site_idBC1
Number of Residues12
DetailsBINDING SITE FOR RESIDUE HEM A 550
ChainResidue
ATRP194
ACYS200
AILE201
APHE369
AASN370
AGLY371
ATRP372
AGLU377
ATRP463
ATYR491
AH4B600
AITU800

site_idBC2
Number of Residues9
DetailsBINDING SITE FOR RESIDUE H4B A 600
ChainResidue
ASER118
AMET120
AARG381
AILE462
ATRP463
AHEM550
BTRP461
BPHE476
BHIS477

site_idBC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE ITU A 800
ChainResidue
APRO350
AVAL352
AGLY371
ATRP372
AGLU377
AHEM550

site_idBC4
Number of Residues12
DetailsBINDING SITE FOR RESIDUE HEM B 550
ChainResidue
BTRP194
BCYS200
BILE201
BPHE369
BASN370
BGLY371
BTRP372
BGLU377
BTRP463
BTYR491
BH4B601
BITU801

site_idBC5
Number of Residues10
DetailsBINDING SITE FOR RESIDUE H4B B 601
ChainResidue
ATRP461
APHE476
AHIS477
AGLN478
BSER118
BMET120
BARG381
BILE462
BTRP463
BHEM550

site_idBC6
Number of Residues6
DetailsBINDING SITE FOR RESIDUE ITU B 801
ChainResidue
BPRO350
BVAL352
BGLY371
BTRP372
BGLU377
BHEM550

site_idBC7
Number of Residues11
DetailsBINDING SITE FOR RESIDUE HEM C 550
ChainResidue
CTRP194
CCYS200
CPHE369
CASN370
CGLY371
CTRP372
CGLU377
CTRP463
CTYR491
CH4B602
CITU802

site_idBC8
Number of Residues10
DetailsBINDING SITE FOR RESIDUE H4B C 602
ChainResidue
CHEM550
DTRP461
DPHE476
DHIS477
DGLN478
CSER118
CMET120
CARG381
CILE462
CTRP463

site_idBC9
Number of Residues6
DetailsBINDING SITE FOR RESIDUE ITU C 802
ChainResidue
CPRO350
CVAL352
CGLY371
CTRP372
CGLU377
CHEM550

site_idCC1
Number of Residues11
DetailsBINDING SITE FOR RESIDUE HEM D 550
ChainResidue
DTRP194
DCYS200
DPHE369
DASN370
DGLY371
DTRP372
DGLU377
DTRP463
DTYR491
DH4B603
DITU803

site_idCC2
Number of Residues10
DetailsBINDING SITE FOR RESIDUE H4B D 603
ChainResidue
CTRP461
CPHE476
CHIS477
CGLN478
DSER118
DMET120
DARG381
DILE462
DTRP463
DHEM550

site_idCC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE ITU D 803
ChainResidue
DPRO350
DVAL352
DGLY371
DTRP372
DGLU377
DHEM550

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: BINDING => ECO:0000269|PubMed:10074942, ECO:0000269|PubMed:10409685, ECO:0007744|PDB:1NSI, ECO:0007744|PDB:4NOS
ChainResidueDetails
ACYS110
ACYS115
BCYS110
BCYS115
CCYS110
CCYS115
DCYS110
DCYS115

site_idSWS_FT_FI2
Number of Residues24
DetailsBINDING: BINDING => ECO:0000269|PubMed:10074942, ECO:0000269|PubMed:10409685, ECO:0007744|PDB:1NSI, ECO:0007744|PDB:2NSI, ECO:0007744|PDB:4NOS
ChainResidueDetails
ASER118
BTRP463
BPHE476
BTYR491
CSER118
CARG381
CILE462
CTRP463
CPHE476
CTYR491
DSER118
AARG381
DARG381
DILE462
DTRP463
DPHE476
DTYR491
AILE462
ATRP463
APHE476
ATYR491
BSER118
BARG381
BILE462

site_idSWS_FT_FI3
Number of Residues4
DetailsBINDING: axial binding residue => ECO:0000269|PubMed:10074942, ECO:0000269|PubMed:10409685, ECO:0007744|PDB:1NSI, ECO:0007744|PDB:2NSI, ECO:0007744|PDB:4NOS
ChainResidueDetails
ACYS200
BCYS200
CCYS200
DCYS200

site_idSWS_FT_FI4
Number of Residues16
DetailsBINDING: BINDING => ECO:0000250|UniProtKB:P29474
ChainResidueDetails
AGLN263
CTRP372
CTYR373
CGLU377
DGLN263
DTRP372
DTYR373
DGLU377
ATRP372
ATYR373
AGLU377
BGLN263
BTRP372
BTYR373
BGLU377
CGLN263

site_idSWS_FT_FI5
Number of Residues4
DetailsMOD_RES: Phosphoserine; by PKA => ECO:0000255
ChainResidueDetails
ASER234
BSER234
CSER234
DSER234

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

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PDB entries from 2025-06-18

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