Summary Structural details Experimental details Functional details Sequence Neighbor History Downloads

6NH3

Structure of human endothelial nitric oxide synthase heme domain in complex with (S)-6-(3-fluoro-5-(2-(pyrrolidin-2-yl)ethyl)phenethyl)-4-methylpyridin-2-amine

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004517	molecular_function	nitric-oxide synthase activity
A	0006809	biological_process	nitric oxide biosynthetic process
B	0004517	molecular_function	nitric-oxide synthase activity
B	0006809	biological_process	nitric oxide biosynthetic process
C	0004517	molecular_function	nitric-oxide synthase activity
C	0006809	biological_process	nitric oxide biosynthetic process
D	0004517	molecular_function	nitric-oxide synthase activity
D	0006809	biological_process	nitric oxide biosynthetic process

Functional Information from PDB Data

site_id	AC1
Number of Residues	16
Details	binding site for residue HEM A 501

Chain	Residue
A	TRP178
A	GLU361
A	ARG365
A	TRP447
A	PHE473
A	TYR475
A	KL4502
A	HOH652
A	ARG183
A	CYS184
A	VAL185
A	SER226
A	PHE353
A	SER354
A	TRP356
A	MET358

site_id	AC2
Number of Residues	11
Details	binding site for residue KL4 A 502

Chain	Residue
A	VAL104
A	PHE105
A	PRO334
A	TRP356
A	TYR357
A	GLU361
A	ARG365
A	TRP447
A	TYR475
A	HEM501
B	KL4801

site_id	AC3
Number of Residues	3
Details	binding site for residue BTB A 503

Chain	Residue
A	CYS382
D	LEU326
D	CYS382

site_id	AC4
Number of Residues	4
Details	binding site for residue BTB A 504

Chain	Residue
A	GLU377
A	THR387
A	ARG388
D	ASP384

site_id	AC5
Number of Residues	4
Details	binding site for residue ZN A 505

Chain	Residue
A	CYS94
A	CYS99
B	CYS94
B	CYS99

site_id	AC6
Number of Residues	3
Details	binding site for residue GOL A 506

Chain	Residue
A	GLU167
A	HOH641
A	HOH665

site_id	AC7
Number of Residues	4
Details	binding site for residue CL A 507

Chain	Residue
A	GLN247
A	TYR357
A	ARG365
A	ASN366

site_id	AC8
Number of Residues	4
Details	binding site for residue ZN A 508

Chain	Residue
A	ASP369
A	HOH673
A	HOH677
B	HIS461

site_id	AC9
Number of Residues	9
Details	binding site for residue KL4 A 509

Chain	Residue
A	TRP74
A	TRP445
A	PHE460
A	HOH650
B	SER102
B	VAL104
B	ARG365
B	ALA446
B	KL4803

site_id	AD1
Number of Residues	4
Details	binding site for residue ZN A 510

Chain	Residue
A	HIS461
B	ASP369
B	HOH1040
B	HOH1042

site_id	AD2
Number of Residues	5
Details	binding site for residue GD A 511

Chain	Residue
A	ASP384
A	HOH670
A	HOH687
C	GLN257
C	HOH711

site_id	AD3
Number of Residues	7
Details	binding site for residue KL4 B 801

Chain	Residue
A	SER102
A	VAL104
A	ALA446
A	KL4502
B	TRP74
B	TRP445
B	PHE460

site_id	AD4
Number of Residues	15
Details	binding site for residue HEM B 802

Chain	Residue
B	TRP178
B	ARG183
B	CYS184
B	SER226
B	PHE353
B	SER354
B	TRP356
B	GLU361
B	ARG365
B	PHE473
B	TYR475
B	KL4803
B	HOH921
B	HOH995
B	HOH1010

site_id	AD5
Number of Residues	11
Details	binding site for residue KL4 B 803

Chain	Residue
B	HEM802
A	KL4509
B	VAL104
B	PHE105
B	PRO334
B	TRP356
B	TYR357
B	GLU361
B	ARG365
B	TRP447
B	TYR475

site_id	AD6
Number of Residues	8
Details	binding site for residue BTB B 804

Chain	Residue
B	THR319
B	GLU321
B	GD807
C	VAL261
C	TYR373
C	ASN374
C	ASP378
C	HOH608

site_id	AD7
Number of Residues	4
Details	binding site for residue BTB B 805

Chain	Residue
B	ASP297
B	GLU298
B	HOH907
D	GLU167

site_id	AD8
Number of Residues	5
Details	binding site for residue CL B 806

Chain	Residue
B	GLN247
B	TYR357
B	ARG365
B	ASN366
B	HOH985

site_id	AD9
Number of Residues	4
Details	binding site for residue GD B 807

Chain	Residue
B	THR319
B	GLU321
B	BTB804
C	HOH608

site_id	AE1
Number of Residues	2
Details	binding site for residue BTB B 808

Chain	Residue
B	ASP384
C	GLU377

site_id	AE2
Number of Residues	15
Details	binding site for residue HEM C 501

Chain	Residue
C	TRP178
C	ARG183
C	CYS184
C	VAL185
C	SER226
C	PHE353
C	SER354
C	TRP356
C	GLU361
C	ARG365
C	TRP447
C	TYR475
C	KL4502
C	HOH646
C	HOH683

site_id	AE3
Number of Residues	11
Details	binding site for residue KL4 C 502

Chain	Residue
C	VAL104
C	PHE105
C	PRO334
C	PHE353
C	GLY355
C	TRP356
C	GLU361
C	ARG365
C	TYR475
C	HEM501
C	KL4503

site_id	AE4
Number of Residues	9
Details	binding site for residue KL4 C 503

Chain	Residue
C	SER102
C	VAL104
C	ARG365
C	ALA446
C	KL4502
C	HOH607
D	TRP74
D	TRP445
D	PHE460

site_id	AE5
Number of Residues	8
Details	binding site for residue BTB C 504

Chain	Residue
B	TRP322
B	ALA325
B	LEU326
B	ASP378
C	VAL381
C	CYS382
C	ASP384
C	GD509

site_id	AE6
Number of Residues	1
Details	binding site for residue BTB C 505

Chain	Residue
C	GLU298

site_id	AE7
Number of Residues	4
Details	binding site for residue ZN C 506

Chain	Residue
C	CYS94
C	CYS99
D	CYS94
D	CYS99

site_id	AE8
Number of Residues	2
Details	binding site for residue GOL C 507

Chain	Residue
C	GLU167
C	HOH609

site_id	AE9
Number of Residues	4
Details	binding site for residue CL C 508

Chain	Residue
C	GLN247
C	TYR357
C	ARG365
C	ASN366

site_id	AF1
Number of Residues	1
Details	binding site for residue GD C 509

Chain	Residue
C	BTB504

site_id	AF2
Number of Residues	4
Details	binding site for residue ZN C 510

Chain	Residue
C	ASP369
C	HOH692
C	HOH694
D	HIS461

site_id	AF3
Number of Residues	10
Details	binding site for residue KL4 C 511

Chain	Residue
C	TRP74
C	TRP445
C	PHE460
D	SER102
D	VAL104
D	ARG365
D	ALA446
D	TRP447
D	KL4502
D	HOH658

site_id	AF4
Number of Residues	4
Details	binding site for residue ZN C 512

Chain	Residue
C	HIS461
D	ASP369
D	HOH754
D	HOH762

site_id	AF5
Number of Residues	17
Details	binding site for residue HEM D 501

Chain	Residue
D	TRP178
D	ARG183
D	CYS184
D	VAL185
D	SER226
D	PHE353
D	SER354
D	TRP356
D	MET358
D	GLU361
D	ARG365
D	PHE473
D	TYR475
D	KL4502
D	HOH612
D	HOH625
D	HOH733

site_id	AF6
Number of Residues	12
Details	binding site for residue KL4 D 502

Chain	Residue
C	KL4511
D	PHE105
D	PRO334
D	PHE353
D	GLY355
D	TRP356
D	TYR357
D	GLU361
D	ARG365
D	TRP447
D	TYR475
D	HEM501

site_id	AF7
Number of Residues	6
Details	binding site for residue BTB D 503

Chain	Residue
A	ASP378
D	THR319
D	GLU321
D	GD505
D	HOH607
D	HOH705

site_id	AF8
Number of Residues	3
Details	binding site for residue BTB D 504

Chain	Residue
D	ASP297
D	GLU298
D	HOH610

site_id	AF9
Number of Residues	5
Details	binding site for residue GD D 505

Chain	Residue
D	THR319
D	GLU321
D	BTB503
D	HOH607
D	HOH705

site_id	AG1
Number of Residues	6
Details	binding site for residue CL D 506

Chain	Residue
D	GLN247
D	ARG250
D	TYR357
D	ARG365
D	ASN366
D	HOH760

Functional Information from PROSITE/UniProt

site_id	PS60001
Number of Residues	8
Details	NOS Nitric oxide synthase (NOS) signature. RCVGRIqW

Chain	Residue	Details
A	ARG183-TRP190

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	8
Details	BINDING: BINDING => ECO:0000269\|PubMed:10074942, ECO:0000269\|PubMed:12437348, ECO:0000269\|PubMed:18849972, ECO:0000269\|PubMed:25286850, ECO:0007744\|PDB:1M9J, ECO:0007744\|PDB:1M9K, ECO:0007744\|PDB:1M9M, ECO:0007744\|PDB:1M9Q, ECO:0007744\|PDB:1M9R, ECO:0007744\|PDB:3EAH, ECO:0007744\|PDB:3NOS, ECO:0007744\|PDB:4D1O, ECO:0007744\|PDB:4D1P

Chain	Residue	Details
A	CYS94
A	CYS99
B	CYS94
B	CYS99
C	CYS94
C	CYS99
D	CYS94
D	CYS99

site_id	SWS_FT_FI2
Number of Residues	40
Details	BINDING: BINDING => ECO:0000269\|PubMed:25286850, ECO:0007744\|PDB:4D1O

Chain	Residue	Details
A	SER102
A	TYR475
B	SER102
B	GLN247
B	TRP356
B	TYR357
B	GLU361
B	ASN366
B	ALA446
B	TRP447
B	PHE460
A	GLN247
B	TYR475
C	SER102
C	GLN247
C	TRP356
C	TYR357
C	GLU361
C	ASN366
C	ALA446
C	TRP447
C	PHE460
A	TRP356
C	TYR475
D	SER102
D	GLN247
D	TRP356
D	TYR357
D	GLU361
D	ASN366
D	ALA446
D	TRP447
D	PHE460
A	TYR357
D	TYR475
A	GLU361
A	ASN366
A	ALA446
A	TRP447
A	PHE460

site_id	SWS_FT_FI3
Number of Residues	4
Details	BINDING: axial binding residue => ECO:0000269\|PubMed:25286850, ECO:0007744\|PDB:4D1O

Chain	Residue	Details
A	CYS184
B	CYS184
C	CYS184
D	CYS184

site_id	SWS_FT_FI4
Number of Residues	4
Details	BINDING: BINDING => ECO:0000269\|PubMed:10074942, ECO:0000269\|PubMed:25286850, ECO:0007744\|PDB:3NOS, ECO:0007744\|PDB:4D1O, ECO:0007744\|PDB:4D1P

Chain	Residue	Details
A	ARG365
B	ARG365
C	ARG365
D	ARG365

site_id	SWS_FT_FI5
Number of Residues	4
Details	MOD_RES: Phosphoserine; by CDK5 => ECO:0000269\|PubMed:20213743

Chain	Residue	Details
A	SER114
B	SER114
C	SER114
D	SER114

Catalytic Information from CSA

site_id	MCSA1
Number of Residues	4
Details	M-CSA 935

Chain	Residue	Details
A	CYS184	metal ligand
A	ARG187	steric role
A	TRP356	electrostatic stabiliser
A	GLU361	electrostatic stabiliser

site_id	MCSA2
Number of Residues	4
Details	M-CSA 935

Chain	Residue	Details
B	CYS184	metal ligand
B	ARG187	steric role
B	TRP356	electrostatic stabiliser
B	GLU361	electrostatic stabiliser

site_id	MCSA3
Number of Residues	4
Details	M-CSA 935

Chain	Residue	Details
C	CYS184	metal ligand
C	ARG187	steric role
C	TRP356	electrostatic stabiliser
C	GLU361	electrostatic stabiliser

site_id	MCSA4
Number of Residues	4
Details	M-CSA 935

Chain	Residue	Details
D	CYS184	metal ligand
D	ARG187	steric role
D	TRP356	electrostatic stabiliser
D	GLU361	electrostatic stabiliser

		Sequence (fasta)
		PDBx/mmCIF
		PDBML format (no-atom)
		PDB format (full)
		Validation report (PDF)
		EDMap 2fo-fc (MTZ)