SMTL ID : 8bbj.1 (1 other biounit)

Secretagogin (mouse) in complex with its target peptide from Syntaxin-4

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.65 Å

Oligo State

hetero-1-1-mer

Ligands

4 x CA: CALCIUM ION(Non-covalent)

CA.1: 5 residues within 4Å: Chain B: D.32, D.34, S.36, F.38, E.43 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:D.32, B:D.34, B:S.36, B:F.38, B:E.43 CA.2: 5 residues within 4Å: Chain B: D.76, N.78, D.80, R.82, D.87 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:D.76, B:D.80, B:R.82 CA.3: 6 residues within 4Å: Chain B: D.124, S.126, T.128, A.130, E.132, E.135 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:D.124, B:S.126, B:A.130, B:E.132, B:E.135 CA.4: 6 residues within 4Å: Chain B: D.168, N.170, D.172, K.174, Q.176, E.179 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:D.168, B:D.172, B:K.174, B:E.179, B:E.179

1 x CAC: CACODYLATE ION(Non-covalent)

CAC.5: 3 residues within 4Å: Chain B: K.77, N.86, R.90 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:K.77, B:R.90

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Szodorai, E. et al., A hydrophobic groove in secretagogin allows for alternate interactions with SNAP-25 and syntaxin-4 in endocrine tissues. Proc.Natl.Acad.Sci.USA (2024)

Release Date

2024-04-03

Peptides

Green fluorescent protein,Syntaxin-4: A
Secretagogin: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
C

Green fluorescent protein,Syntaxin-4

Secretagogin

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