SMTL ID : 2qsq.1

Crystal structure of the N-terminal domain of carcinoembryonic antigen (CEA)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.95 Å

Oligo State

homo-dimer

Ligands

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

CL.1: 4 residues within 4Å: Chain A: K.36, G.37, G.85, F.86 Ligand excluded by PLIP CL.6: 2 residues within 4Å: Chain B: G.85, F.86 Ligand excluded by PLIP

4 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 4 residues within 4Å: Chain A: V.22, H.23, N.24, N.71 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.24, A:N.71 GOL.3: 1 residues within 4Å: Chain A: E.17 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:E.17 Water bridges: A:E.17 GOL.4: 6 residues within 4Å: Chain A: Y.62, G.64, R.65, E.66, I.67, Q.77 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:Y.62, A:G.64, A:E.66, A:Q.77 GOL.5: 7 residues within 4Å: Chain A: S.94 Chain B: Y.49, V.50, T.53, Q.55, A.56, T.57 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:V.50, B:T.53, B:Q.55 Water bridges: A:S.94

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Korotkova, N. et al., Binding of Dr adhesins of Escherichia coli to carcinoembryonic antigen triggers receptor dissociation. Mol.Microbiol. (2008)

Release Date

2008-01-01

Peptides

Carcinoembryonic antigen-related cell adhesion molecule 5: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Carcinoembryonic antigen-related cell adhesion molecule 5