SMTL ID : 3qa3.4 (3 other biounits)

Crystal Structure of A-domain in complex with antibody

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.00 Å

Oligo State

hetero-1-1-1-mer

Ligands

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

EDO.1: 7 residues within 4Å: Chain A: D.1, I.2, Q.96, S.99, Y.100, P.101, T.103 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:I.2, A:S.99, A:P.101 EDO.2: 4 residues within 4Å: Chain A: Q.44, G.47, Q.48, V.91 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:G.47, A:Q.48 EDO.3: 3 residues within 4Å: Chain B: V.93, Q.114, G.115 No protein-ligand interaction detected (PLIP)

1 x CA: CALCIUM ION(Non-covalent)

CA.4: 5 residues within 4Å: Chain B: D.105 Chain C: S.11, S.13, T.78, D.111 5 PLIP interactions: 2 interactions with chain C, 1 interactions with chain B, 2 Ligand-Water interactions Metal complexes: C:S.11, C:D.111, B:D.105, H2O.1, H2O.1

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Mahalingam, B. et al., Stable Coordination of the Inhibitory Ca2+ Ion at the Metal Ion-Dependent Adhesion Site in Integrin CD11b/CD18 by an Antibody-Derived Ligand Aspartate: Implications for Integrin Regulation and Structure-Based Drug Design. J.Immunol. (2011)

Release Date

2011-11-30

Peptides

Antibody Light chain: A
Antibody Heavy chain: B
Integrin alpha-M: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
J

B
K

C
L

Antibody Light chain

Antibody Heavy chain

Integrin alpha-M

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