SMTL ID : 4zjg.1

Crystal structure of native alpha-2-macroglobulin from Escherichia coli spanning domains MG0-NIE-MG1.

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

monomer

Ligands

1 x PG4: TETRAETHYLENE GLYCOL(Non-functional Binders)

PG4.1: 5 residues within 4Å: Chain A: L.33, L.34, D.35, E.120, K.121 No protein-ligand interaction detected (PLIP)

1 x PGE: TRIETHYLENE GLYCOL(Non-functional Binders)

PGE.2: 6 residues within 4Å: Chain A: A.298, D.301, H.305, V.306, Q.307, L.308 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Q.307, A:Q.307

1 x 1PE: PENTAETHYLENE GLYCOL(Non-functional Binders)

1PE.3: 6 residues within 4Å: Chain A: L.34, T.50, F.51, S.52, N.84, K.86 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:K.86

1 x PEG: DI(HYDROXYETHYL)ETHER(Non-functional Binders)

PEG.4: 3 residues within 4Å: Chain A: V.199, Y.200, T.201 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:T.201

5 x GOL: GLYCEROL(Non-functional Binders)

GOL.5: 3 residues within 4Å: Chain A: N.265, N.310, K.312 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.265, A:N.310, A:K.312 GOL.6: 6 residues within 4Å: Chain A: K.144, A.229, L.253, S.254, D.255, Q.324 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:K.144, A:A.229, A:Q.324 GOL.7: 4 residues within 4Å: Chain A: S.176, Y.180, E.290, K.291 No protein-ligand interaction detected (PLIP) GOL.8: 9 residues within 4Å: Chain A: S.62, I.65, H.66, V.67, K.74, V.75, G.77, W.79, L.90 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:V.67, A:K.74 GOL.9: 7 residues within 4Å: Chain A: R.137, G.138, S.139, L.140, W.178, E.179, L.250 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:R.137, A:R.137 Water bridges: A:L.140

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Garcia-Ferrer, I. et al., Structural and functional insights into Escherichia coli alpha 2-macroglobulin endopeptidase snap-trap inhibition. Proc.Natl.Acad.Sci.USA (2015)

Release Date

2015-06-10

Peptides

alpha-2-Macroglobulin: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

alpha-2-Macroglobulin