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6PP4

Structure of human endothelial nitric oxide synthase heme domain in complex with 7-(3-(Aminomethyl)-4-(pyridin-3-ylmethoxy)phenyl)-4-methylquinolin-2-amine

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 Residues14
Detailsbinding site for residue HEM A 501
ChainResidue
ATRP178
ATYR475
AH4B502
AOUS504
AHOH608
AHOH650
AARG183
ACYS184
ASER226
APHE353
ASER354
ATRP356
AGLU361
ATRP447

site_idAC2
Number of Residues13
Detailsbinding site for residue H4B A 502
ChainResidue
ASER102
AARG365
AALA446
ATRP447
AHEM501
AOUS504
AHOH640
AHOH645
BTRP445
BPHE460
BHIS461
BGLN462
BGLU463

site_idAC3
Number of Residues11
Detailsbinding site for residue BTB A 503
ChainResidue
AVAL381
AASP384
ALEU385
ATHR387
AHOH652
CGLN257
CGD501
CHOH646
DVAL381
DCYS382
DASP384

site_idAC4
Number of Residues10
Detailsbinding site for residue OUS A 504
ChainResidue
AVAL104
AVAL336
ATRP356
ATYR357
AGLU361
ATRP447
AHEM501
AH4B502
AHOH608
BTRP74

site_idAC5
Number of Residues2
Detailsbinding site for residue BTB A 505
ChainResidue
AGLU377
DASP384

site_idAC6
Number of Residues4
Detailsbinding site for residue ZN A 506
ChainResidue
ACYS94
ACYS99
BCYS94
BCYS99

site_idAC7
Number of Residues2
Detailsbinding site for residue GOL A 507
ChainResidue
AGLU167
AHOH655

site_idAC8
Number of Residues3
Detailsbinding site for residue CL A 508
ChainResidue
AGLN247
ATYR357
AASN366

site_idAC9
Number of Residues14
Detailsbinding site for residue HEM B 501
ChainResidue
BTRP178
BARG183
BCYS184
BSER226
BPHE353
BSER354
BTRP356
BGLU361
BTRP447
BTYR475
BH4B502
BOUS503
BHOH623
BHOH721

site_idAD1
Number of Residues11
Detailsbinding site for residue H4B B 502
ChainResidue
ATRP445
APHE460
AGLU463
BSER102
BVAL104
BARG365
BALA446
BTRP447
BHEM501
BOUS503
BHOH638

site_idAD2
Number of Residues9
Detailsbinding site for residue OUS B 503
ChainResidue
BVAL104
BPHE105
BVAL336
BTRP356
BTYR357
BGLU361
BHEM501
BH4B502
BHOH616

site_idAD3
Number of Residues8
Detailsbinding site for residue BTB B 504
ChainResidue
CASN374
CASP378
BTHR319
BGLU321
BGD507
BHOH706
CVAL261
CTYR373

site_idAD4
Number of Residues4
Detailsbinding site for residue BTB B 505
ChainResidue
BASP297
BGLU298
BHOH621
DGLU167

site_idAD5
Number of Residues4
Detailsbinding site for residue CL B 506
ChainResidue
BGLN247
BTYR357
BASN366
BHOH707

site_idAD6
Number of Residues5
Detailsbinding site for residue GD B 507
ChainResidue
BTHR319
BGLU321
BBTB504
BHOH706
CHOH630

site_idAD7
Number of Residues3
Detailsbinding site for residue BTB B 508
ChainResidue
BASP384
CGLU377
CTHR387

site_idAD8
Number of Residues5
Detailsbinding site for residue GD C 501
ChainResidue
AASP384
ABTB503
AHOH652
CGLN257
CHOH646

site_idAD9
Number of Residues17
Detailsbinding site for residue HEM C 502
ChainResidue
CTRP178
CPRO182
CARG183
CCYS184
CSER226
CPHE353
CSER354
CTRP356
CGLU361
CTRP447
CPHE473
CTYR475
CH4B503
COUS504
CHOH601
CHOH682
CHOH696

site_idAE1
Number of Residues12
Detailsbinding site for residue H4B C 503
ChainResidue
CSER102
CARG365
CALA446
CTRP447
CHEM502
COUS504
CHOH686
CHOH694
DTRP445
DPHE460
DGLN462
DGLU463

site_idAE2
Number of Residues9
Detailsbinding site for residue OUS C 504
ChainResidue
CVAL336
CTRP356
CTYR357
CGLU361
CTYR475
CHEM502
CH4B503
CHOH691
DTRP74

site_idAE3
Number of Residues3
Detailsbinding site for residue BTB C 505
ChainResidue
CGLU298
CHOH605
CHOH685

site_idAE4
Number of Residues4
Detailsbinding site for residue ZN C 506
ChainResidue
CCYS94
CCYS99
DCYS94
DCYS99

site_idAE5
Number of Residues1
Detailsbinding site for residue GOL C 507
ChainResidue
CGLU167

site_idAE6
Number of Residues4
Detailsbinding site for residue CL C 508
ChainResidue
CGLN247
CTYR357
CASN366
CHOH650

site_idAE7
Number of Residues14
Detailsbinding site for residue HEM D 501
ChainResidue
DTRP178
DALA181
DCYS184
DSER226
DPHE353
DSER354
DTRP356
DGLU361
DTRP447
DPHE473
DTYR475
DH4B502
DOUS503
DHOH603

site_idAE8
Number of Residues14
Detailsbinding site for residue H4B D 502
ChainResidue
CTRP445
CPHE460
CHIS461
DSER102
DVAL104
DARG365
DALA446
DTRP447
DHEM501
DOUS503
DHOH604
DHOH637
DHOH648
DHOH700

site_idAE9
Number of Residues8
Detailsbinding site for residue OUS D 503
ChainResidue
DPHE105
DVAL336
DTRP356
DTYR357
DGLU361
DTRP447
DHEM501
DH4B502

site_idAF1
Number of Residues8
Detailsbinding site for residue BTB D 504
ChainResidue
ATYR373
AASN374
AGLU377
AASP378
AHOH625
DTHR319
DGLU321
DGD506

site_idAF2
Number of Residues3
Detailsbinding site for residue BTB D 505
ChainResidue
BGLU167
DASP297
DGLU298

site_idAF3
Number of Residues5
Detailsbinding site for residue GD D 506
ChainResidue
AHOH625
DTHR319
DGLU321
DBTB504
DHOH724

site_idAF4
Number of Residues4
Detailsbinding site for residue CL D 507
ChainResidue
DGLN247
DARG250
DTYR357
DASN366

Functional Information from PROSITE/UniProt
site_idPS60001
Number of Residues8
DetailsNOS Nitric oxide synthase (NOS) signature. RCVGRIqW
ChainResidueDetails
AARG183-TRP190

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":"12437348","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18849972","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25286850","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1M9J","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1M9K","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1M9M","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1M9Q","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1M9R","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EAH","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3NOS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4D1O","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4D1P","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues40
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"25286850","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4D1O","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsBinding site: {"description":"axial binding residue","evidences":[{"source":"PubMed","id":"25286850","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4D1O","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10074942","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25286850","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"3NOS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4D1O","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4D1P","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idMCSA1
Number of Residues4
DetailsM-CSA 935
ChainResidueDetails
ACYS184metal ligand
AARG187steric role
ATRP356electrostatic stabiliser
AGLU361electrostatic stabiliser

site_idMCSA2
Number of Residues4
DetailsM-CSA 935
ChainResidueDetails
BCYS184metal ligand
BARG187steric role
BTRP356electrostatic stabiliser
BGLU361electrostatic stabiliser

site_idMCSA3
Number of Residues4
DetailsM-CSA 935
ChainResidueDetails
CCYS184metal ligand
CARG187steric role
CTRP356electrostatic stabiliser
CGLU361electrostatic stabiliser

site_idMCSA4
Number of Residues4
DetailsM-CSA 935
ChainResidueDetails
DCYS184metal ligand
DARG187steric role
DTRP356electrostatic stabiliser
DGLU361electrostatic stabiliser

245011

PDB entries from 2025-11-19

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