SMTL ID : 6u2m.2 (1 other biounit)

Crystal structure of a HaloTag-based calcium indicator, HaloCaMP V2, bound to JF635

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

monomer

Ligands

1 x PUJ: (1E,3S)-1-{10-[2-carboxy-5-({2-[2-(hexyloxy)ethoxy]ethyl}carbamoyl)phenyl]-7-(3-fluoroazetidin-1-yl)-5,5-dimethyldibenz o[b,e]silin-3(5H)-ylidene}-3-fluoroazetidin-1-ium(Non-covalent)

PUJ.1: 19 residues within 4Å: Chain A: K.37, T.39, F.40, F.43, L.52, Q.56, V.58, E.61, G.62, T.63, P.65, M.66, G.67, V.136, L.137, N.163, N.247, D.312 Ligands: CL.2 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:V.58, A:L.137, A:N.163

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

CL.2: 7 residues within 4Å: Chain A: F.59, F.96, P.97, L.100, N.247, W.313 Ligands: PUJ.1 Ligand excluded by PLIP

4 x CA: CALCIUM ION(Non-covalent)

CA.3: 5 residues within 4Å: Chain A: D.370, D.372, D.374, T.376, E.381 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.370, A:D.374, A:T.376, A:E.381, H2O.2 CA.4: 5 residues within 4Å: Chain A: D.406, D.408, N.410, T.412, E.417 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.406, A:D.408, A:T.412, A:E.417, H2O.2 CA.5: 5 residues within 4Å: Chain A: D.443, D.445, N.447, Y.449, E.454 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.443, A:Y.449, A:E.454, A:E.454, H2O.4 CA.6: 5 residues within 4Å: Chain A: D.479, D.481, D.483, Q.485, E.490 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.479, A:Q.485, A:E.490, A:E.490, H2O.3

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Deo, C. et al., The HaloTag as a general scaffold for far-red tunable chemigenetic indicators. Nat.Chem.Biol. (2021)

Release Date

2020-09-30

Peptides

HaloCaMP V2: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

HaloCaMP V2

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