3A7C: TLR2-PE-DTPA complex

Crystal structure of TLR2-PE-DTPA complex. Determined by X-ray diffraction at 2.4 Å resolution. Released 24 Nov 2009.

Method
X-ray diffraction
Resolution
2.4 Å
Organisms
Mus musculus, Eptatretus burgeri
Chains
1
Atoms
4,711
Mol. weight
67.95 kDa
Ligands
LU, PDK, NAG
Released
24 Nov 2009

Explore 3A7C in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

3A7C contains 16 α-helices and 34 β-strands across 1 chain. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 16 helices, 34 β-strands

ElementResiduesLengthSheet
β-strand35-3731
α-helix46-472
β-strand56-5831
β-strand66-6722
β-strand80-8231
β-strand90-9122
β-strand104-10631
β-strand128-13031
β-strand153-15861
β-strand164-16523
β-strand175-18391
β-strand188-18923
β-strand199-20791
α-helix213-2208
β-strand224-23071
β-strand23314
β-strand253-25751
β-strand260-26234
α-helix263-2719
α-helix272-2743
β-strand281-28551
β-strand288-29034
α-helix304-3063
β-strand311-31551
β-strand31814
α-helix329-3313
β-strand340-34451
α-helix353-3586
β-strand364-36631
α-helix374-3807
β-strand391-39331
α-helix402-4087
α-helix409-4113
β-strand417-41931
α-helix425-4284
β-strand440-44231
β-strand461-46331
β-strand481-48331
α-helix492-4943
α-helix495-4973
β-strand503-50531
α-helix518-5214
β-strand527-52931
β-strand53515
α-helix539-55113
β-strand55611
β-strand56116
β-strand56215
β-strand56816
α-helix569-5713

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Toll-like receptor 2, Variable lymphocyte receptor BAprotein580Mus musculus, Eptatretus burgeriQ4G1L2 (AlphaFold model), Q9QUN7 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>3A7C_1 Toll-like receptor 2, Variable lymphocyte receptor B (chains A)
MLRALWLFWILVAITVLFSKRCSAQESLSCDASGVCDGRSRSFTSIPSGLTAAMKSLDLS
FNKITYIGHGDLRACANLQVLILKSSRINTIEGDAFYSLGSLEHLDLSDNHLSSLSSSWF
GPLSSLKYLNLMGNPYQTLGVTSLFPNLTNLQTLRIGNVETFSEIRRIDFAGLTSLNELE
IKALSLRNYQSQSLKSIRDIHHLTLHLSESAFLLEIFADILSSVRYLELRDTNLARFQFS
PLPVDEVSSPMKKLAFRGSVLTDESFNELLKLLRYILELSEVEFDDCTLNGLGDFNPSES
DVVSELGKVETVTIRRLHIPQFYLFYDLSTVYSLLEKVKRITVENSKVFLVPCSFSQHLK
SLEFLDLSENLMVEEYLKNSACKGAWPSLQTLVLSQNHLRSMQKTGEILLTLKNLTSLDI
SRNTFHPMPDSCQWPEKMRFLNLSSTGIRVVKTCIPQTLEVLDVSNNNLDSFSLFLPRLQ
ELYISRNKLKTLPDASLFPVLLVMKIASNQLKSVPDGIFDRLTSLQKIWLHTNPWDCSCP
RIDYLSRWLNKNSQKEQGSAKCSGSGKPVRSIICPTLVPR

Ligands and cofactors

IDNameFormulaCopies
LULutetium (III) ionLu1
PDK(10S,13R)-3-{2-[{2-[bis(carboxymethyl)amino]ethyl}(carboxymethyl)amino]ethyl}-1…C47 H87 N4 O17 P1
NAG2-acetamido-2-deoxy-beta-D-glucopyranoseC8 H15 N O61

Primary citation

Recognition of lipopeptide patterns by Toll-like receptor 2-Toll-like receptor 6 heterodimer. Kang, J.Y., Nan, X., Jin, M.S. et al. Immunity (2009) 31:873-884. DOI 10.1016/j.immuni.2009.09.018 · PubMed

Other PDB entries of the same protein (UniProt Q4G1L2 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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