SMTL ID : 4wrc.1

Crystal Structure of Surfactant Protein-A DEDN Mutant (E171D/P175E/R197N/K203D)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

homo-trimer

Ligands

3 x HEZ: HEXANE-1,6-DIOL(Non-covalent)

HEZ.1: 9 residues within 4Å: Chain A: G.29, S.30, M.31, L.32, S.40, T.41, S.76, I.77, K.80 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:L.32, A:L.32, A:I.77 Hydrogen bonds: A:S.40, A:T.41 Water bridges: A:S.76, A:K.80 HEZ.5: 9 residues within 4Å: Chain B: G.29, S.30, M.31, L.32, S.40, T.41, S.76, I.77, K.80 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:L.32, B:L.32, B:I.77 Hydrogen bonds: B:S.40, B:T.41 Water bridges: B:S.76, B:K.80 HEZ.9: 9 residues within 4Å: Chain C: G.29, S.30, M.31, L.32, S.40, T.41, S.76, I.77, K.80 7 PLIP interactions: 7 interactions with chain C Hydrophobic interactions: C:L.32, C:L.32, C:I.77 Hydrogen bonds: C:S.40, C:T.41 Water bridges: C:S.76, C:K.80

6 x CA: CALCIUM ION(Non-covalent)

CA.2: 5 residues within 4Å: Chain A: E.115, N.117, E.122, N.134, D.135 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.115, A:E.122, A:D.135, A:D.135, H2O.1 CA.3: 4 residues within 4Å: Chain A: D.91, E.95, Q.119, E.122 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:D.91, A:E.95, A:E.95 CA.6: 5 residues within 4Å: Chain B: E.115, N.117, E.122, N.134, D.135 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:E.115, B:E.122, B:D.135, B:D.135, H2O.4 CA.7: 4 residues within 4Å: Chain B: D.91, E.95, Q.119, E.122 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:D.91, B:E.95, B:E.95 CA.10: 5 residues within 4Å: Chain C: E.115, N.117, E.122, N.134, D.135 5 PLIP interactions: 4 interactions with chain C, 1 Ligand-Water interactions Metal complexes: C:E.115, C:E.122, C:D.135, C:D.135, H2O.7 CA.11: 4 residues within 4Å: Chain C: D.91, E.95, Q.119, E.122 3 PLIP interactions: 3 interactions with chain C Metal complexes: C:D.91, C:E.95, C:E.95

3 x CL: CHLORIDE ION(Non-functional Binders)

CL.4: 4 residues within 4Å: Chain A: G.137, C.138, L.139, Q.140 Ligand excluded by PLIP CL.8: 4 residues within 4Å: Chain B: G.137, C.138, L.139, Q.140 Ligand excluded by PLIP CL.12: 4 residues within 4Å: Chain C: G.137, C.138, L.139, Q.140 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Rynkiewicz, M.J. et al., Differential ligand binding specificities of the pulmonary collectins are determined by the conformational freedom of a surface loop. to be published

Release Date

2016-02-10

Peptides

Pulmonary surfactant-associated protein A: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

C
A

Pulmonary surfactant-associated protein A

Related Entries With Identical Sequence