SMTL ID : 2kdu.1

Structural basis of the Munc13-1/Ca2+-Calmodulin interaction: A novel 1-26 calmodulin binding motif with a bipartite binding mode

Coordinates

PDB Format

Method

SOLUTION NMR

Oligo State

hetero-1-1-mer

Ligands

4 x CA: CALCIUM ION(Non-covalent)

CA.1: 7 residues within 4Å: Chain A: D.20, D.22, D.24, T.26, I.27, T.28, E.31 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.20, A:D.22, A:D.24, A:T.26, A:E.31 CA.2: 9 residues within 4Å: Chain A: D.56, A.57, D.58, G.59, N.60, T.62, I.63, D.64, 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: 9 residues within 4Å: Chain A: D.129, I.130, D.131, G.132, D.133, Q.135, V.136, N.137, E.140 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.129, A:D.131, A:D.133, A:Q.135, A:E.140

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Rodriguez-Castaneda, F. et al., Modular architecture of Munc13/calmodulin complexes: dual regulation by Ca2+ and possible function in short-term synaptic plasticity. Embo J. (2010)

Release Date

2009-12-15

Peptides

Calmodulin: A
Protein unc-13 homolog A: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Calmodulin

Protein unc-13 homolog A

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