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Structure of a tunicate C-type lectin complexed with D-galactose

Analyse Structure of a tunicate C-type lectin complexed with D-galactose in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB: 1TLG
Type: protein
Length: 246 residues
Chains: 2
Method: x-ray diffraction
Collection: MolNFT v1 / PDB
Contract: 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner: 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule: Polyandrocarpa lectin
UniProt: P16108
Ligands: GAL, ZN, CA

Structure

x-ray diffraction · 1 distinct chain · 22% helix, 33% strand (DSSP).

Chain	Molecule	Type	Residues	Secondary structure	UniProt
A, B	Polyandrocarpa lectin	protein	123	22% helix, 33% strand	P16108

Ligands and binding sites

GAL · beta-D-galactopyranose · sugar · 2 copies · chains A, B
ZN · Zinc ion · metal · 5 copies · chains A, B
CA · Calcium ion · metal · 4 copies · chains A, B

Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.

Interfaces

1 interface between chains.

A–B · 900 Å² buried · 13 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 4 disulfide (disulfide).

Compared structures

1TLG · Structure of a tunicate C-type lectin complexed with D-galactose · the same entry in another collection · chain A against A, TM-score 1.00
P16108 · AlphaFold monomer V2.0 prediction for lectin (P16108) · a predicted model of the same protein · chain A against A, TM-score 0.98

Analyse

Open in the research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides and crosslinks on the 3D structure
Every structure of UniProt P16108
Elsewhere: RCSB PDB 1TLG · PDBe 1TLG · UniProt P16108

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