SMTL ID : 1niw.5 (7 other biounits)

Crystal structure of endothelial nitric oxide synthase peptide bound to calmodulin

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.05 Å

Oligo State

hetero-4-4-mer

Ligands

16 x CA: CALCIUM ION(Non-covalent)

CA.1: 5 residues within 4Å: Chain A: D.20, D.22, D.24, T.26, E.31 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.20, A:D.24, A:T.26, A:E.31, H2O.1 CA.2: 5 residues within 4Å: Chain A: D.56, D.58, N.60, T.62, E.67 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.56, A:D.58, A:T.62, A:E.67, A:E.67 CA.3: 5 residues within 4Å: Chain A: D.93, D.95, N.97, Y.99, E.104 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.93, A:D.95, A:Y.99, A:E.104, A:E.104 CA.4: 5 residues within 4Å: Chain A: D.129, D.131, D.133, Q.135, E.140 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.129, A:D.133, A:Q.135, A:E.140, H2O.1 CA.6: 5 residues within 4Å: Chain C: D.20, D.22, D.24, T.26, E.31 5 PLIP interactions: 5 interactions with chain C Metal complexes: C:D.20, C:D.22, C:D.24, C:T.26, C:E.31 CA.7: 5 residues within 4Å: Chain C: D.56, D.58, N.60, T.62, E.67 5 PLIP interactions: 5 interactions with chain C Metal complexes: C:D.56, C:D.58, C:T.62, C:E.67, C:E.67 CA.8: 5 residues within 4Å: Chain C: D.93, D.95, N.97, Y.99, E.104 5 PLIP interactions: 4 interactions with chain C, 1 Ligand-Water interactions Metal complexes: C:D.93, C:Y.99, C:E.104, C:E.104, H2O.4 CA.9: 5 residues within 4Å: Chain C: D.129, D.131, D.133, Q.135, E.140 5 PLIP interactions: 4 interactions with chain C, 1 Ligand-Water interactions Metal complexes: C:D.129, C:D.131, C:D.133, C:Q.135, H2O.4 CA.12: 5 residues within 4Å: Chain E: D.20, D.22, D.24, T.26, E.31 5 PLIP interactions: 4 interactions with chain E, 1 Ligand-Water interactions Metal complexes: E:D.20, E:D.22, E:T.26, E:E.31, H2O.6 CA.13: 5 residues within 4Å: Chain E: D.56, D.58, N.60, T.62, E.67 5 PLIP interactions: 5 interactions with chain E Metal complexes: E:D.56, E:D.58, E:T.62, E:E.67, E:E.67 CA.14: 5 residues within 4Å: Chain E: D.93, D.95, N.97, Y.99, E.104 5 PLIP interactions: 4 interactions with chain E, 1 Ligand-Water interactions Metal complexes: E:D.93, E:D.95, E:Y.99, E:E.104, H2O.6 CA.15: 5 residues within 4Å: Chain E: D.129, D.131, D.133, Q.135, E.140 5 PLIP interactions: 4 interactions with chain E, 1 Ligand-Water interactions Metal complexes: E:D.129, E:Q.135, E:E.140, E:E.140, H2O.6 CA.18: 5 residues within 4Å: Chain G: D.20, D.22, D.24, T.26, E.31 5 PLIP interactions: 5 interactions with chain G Metal complexes: G:D.20, G:D.22, G:D.24, G:T.26, G:E.31 CA.19: 5 residues within 4Å: Chain G: D.56, D.58, N.60, T.62, E.67 5 PLIP interactions: 4 interactions with chain G, 1 Ligand-Water interactions Metal complexes: G:D.56, G:D.58, G:T.62, G:E.67, H2O.8 CA.20: 5 residues within 4Å: Chain G: D.93, D.95, N.97, Y.99, E.104 5 PLIP interactions: 4 interactions with chain G, 1 Ligand-Water interactions Metal complexes: G:D.93, G:Y.99, G:E.104, G:E.104, H2O.8 CA.21: 5 residues within 4Å: Chain G: D.129, D.131, D.133, Q.135, E.140 5 PLIP interactions: 4 interactions with chain G, 1 Ligand-Water interactions Metal complexes: G:D.129, G:Q.135, G:E.140, G:E.140, H2O.10

1 x SO4: SULFATE ION(Non-functional Binders)

SO4.5: 3 residues within 4Å: Chain A: S.101, A.103, E.104 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:S.101 Water bridges: A:E.104, A:E.104

4 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.10: 7 residues within 4Å: Chain A: I.130, D.131, G.132 Chain C: G.98, Y.99, N.137, Y.138 4 PLIP interactions: 4 interactions with chain C Hydrogen bonds: C:Y.99, C:N.137, C:Y.138 Water bridges: C:E.139 EDO.11: 5 residues within 4Å: Chain C: R.126, E.127, A.128, D.129, I.130 No protein-ligand interaction detected (PLIP) EDO.16: 4 residues within 4Å: Chain E: S.38, L.39, E.87, R.90 No protein-ligand interaction detected (PLIP) EDO.17: 6 residues within 4Å: Chain E: G.98, Y.99, N.137, Y.138 Chain G: I.130, D.131 4 PLIP interactions: 4 interactions with chain E Hydrogen bonds: E:Y.99, E:N.137, E:Y.138 Water bridges: E:E.139

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Aoyagi, M. et al., Structural basis for endothelial nitric oxide synthase binding to calmodulin. Embo J. (2003)

Release Date

2003-02-18

Peptides

calmodulin: ACEG
Nitric-oxide synthase, endothelial: BDFH

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
C

E
E

G
G

B
B

D
D

F
F

H
H

calmodulin

Nitric-oxide synthase, endothelial

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