8FN8: Tenascin

Crystal structure of the C-terminal Fg domain of TNC with the single FN domain of PTPRZ. Determined by X-ray diffraction at 1.89 Å resolution. Released 12 Jul 2023.

Method
X-ray diffraction
Resolution
1.89 Å
Organism
Homo sapiens
Chains
2
Atoms
2,836
Mol. weight
38.34 kDa
Ligands
CA
Released
12 Jul 2023

Explore 8FN8 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

8FN8 contains 15 α-helices and 25 β-strands across 2 chains. 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: 10 helices, 15 β-strands

ElementResiduesLengthSheet
α-helix1984-19896
β-strand1996-200161
α-helix2002-20043
β-strand2009-201571
α-helix2018-20203
β-strand2023-202971
α-helix2040-20456
β-strand2047-204821
β-strand2054-205521
α-helix2058-20669
β-strand2070-207891
β-strand2081-2092121
α-helix2095-20973
β-strand2101-210881
α-helix2115-21173
α-helix2120-21223
β-strand212312
β-strand212413
β-strand212713
α-helix2136-21394
β-strand214412
β-strand2152-215324
β-strand2168-216924
α-helix2170-21734
β-strand2181-218881
Chain B: 5 helices, 10 β-strands
ElementResiduesLengthSheet
β-strand31215
β-strand316-32276
β-strand328-33366
β-strand33815
α-helix3421
β-strand343-352107
α-helix359-3602
β-strand361-36447
α-helix3651
β-strand372-37546
α-helix378-3792
β-strand383-392107
β-strand39717
α-helix399-4035
β-strand404-40747

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
TenascinAprotein231Homo sapiensP24821 (AlphaFold model)
Receptor-type tyrosine-protein phosphatase zetaBprotein106Homo sapiensP23471 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>8FN8_1 Tenascin (chains A)
GPGSGLLYPFPKDCSQAMLNGDTTSGLYTIYLNGDKAEALEVFCDMTSDGGGWIVFLRRK
NGRENFYQNWKAYAAGFGDRREEFWLGLDNLNKITAQGQYELRVDLRDHGETAFAVYDKF
SVGDAKTRYKLKVEGYSGTAGDSMAYHNGRSFSTFDKDTDSAITNCALSYKGAFWYRNCH
RVNLMGRYGDNNHSQGVNWFHWKGHEHSIQFAEMKLRPSNFRNLEGRRKRA
Sequence of entity 2 (B), FASTA
>8FN8_2 Receptor-type tyrosine-protein phosphatase zeta (chains B)
GPGSVCSSEPENVQADPENYTSLLVTWERPRVVYDTMIEKFAVLYQQLDGEDQTKHEFLT
DGYQDLGAILNNLLPNMSYVLQIVAICTNGLYGKYSDQLIVDMPTD

Ligands and cofactors

IDNameFormulaCopies
CACalcium ionCa1

Primary citation

Protein-protein interactions between tenascin-R and RPTP zeta /phosphacan are critical to maintain the architecture of perineuronal nets. Sinha, A., Kawakami, J., Cole, K.S. et al. J Biol Chem (2023) 299:104952-104952. DOI 10.1016/j.jbc.2023.104952 · PubMed

Other PDB entries of the same protein (UniProt P24821 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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