9Q4Z

Structure of human endothelial nitric oxide synthase heme domain bound with 6-((5-(2-(ethyl(methyl)amino)ethyl)-2,3-difluorophenxy)methyl)-4-methylphridin-2-amine

This is a non-PDB format compatible entry.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D (A, B, C, D)	Nitric oxide synthase 3	polymer	440	49345.8	4	UniProt (P29474) Pfam (PF02898)	Homo sapiens (human)	Constitutive NOS,cNOS,EC-NOS,NOS type III,NOSIII,Nitric oxide synthase,endothelial,Endothelial NOS,eNOS
2	E, JA, Q, Z (A, D, B, C)	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	4	Chemie (HEM)
3	AA, F, KA, R (C, A, D, B)	5,6,7,8-TETRAHYDROBIOPTERIN	non-polymer		241.2	4	Chemie (H4B)
4	BA, G, LA, S (C, A, D, B)	6-[(5-{2-[ethyl(methyl)amino]ethyl}-2,3-difluorophenoxy)methyl]-4-methylpyridin-2-amine	non-polymer		335.4	4	Chemie (A1CN4)
5	CA, DA, H, I, MA... (C, A, D, B)	2-[BIS-(2-HYDROXY-ETHYL)-AMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL	non-polymer		209.2	8	Chemie (BTB)
6	EA, FA, J, K, L... (C, A, D, B)	GLYCEROL	non-polymer		92.1	8	Chemie (GOL)
7	GA, M, QA, W (C, A, D, B)	CHLORIDE ION	non-polymer		35.5	4	Chemie (CL)
8	HA, N, RA, X (C, A, D, B)	GADOLINIUM ATOM	non-polymer		157.3	4	Chemie (GD)
9	IA, O (C, A)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
10	P, Y (A, B)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
11	SA, TA, UA, VA (A, B, C, D)	water	water		18.0	868	Chemie (HOH)

Sequence modifications

A, B, C, D: 41 - 480 (UniProt: P29474)

PDB	External Database	Details
Glu 298	Asp 298	conflict

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	197383.1
Non-Polymers*	Number of molecules	40
	Total formula weight	8165.0
All*	Total formula weight	205548.0

*Water molecules are not included.