9RT4: NetF - ANTXR2 local refinement focused

NetF - ANTXR2 local refinement focused. Determined by electron microscopy at 2.6 Å resolution. Released 18 Feb 2026.

Method
Electron microscopy
Resolution
2.6 Å
Organisms
Homo sapiens, Clostridium perfringens
Chains
2
Atoms
3,016
Mol. weight
71.64 kDa
Released
18 Feb 2026

Explore 9RT4 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

9RT4 contains 12 α-helices and 29 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 C1: 12 helices, 17 β-strands

ElementResiduesLengthSheet
α-helix2-43
β-strand11-1771
α-helix20-223
α-helix26-3813
β-strand46-5271
β-strand56-6381
α-helix66-7712
α-helix87-10115
α-helix103-1053
β-strand108-11471
α-helix122-13514
β-strand138-14471
α-helix150-1567
α-helix160-1623
β-strand163-16531
α-helix170-1767
α-helix177-1848
β-strand187-19152
β-strand195-19733
β-strand203-20972
β-strand21914
β-strand221-22553
β-strand231-23443
β-strand238-23922
β-strand243-24752
β-strand257-26373
β-strand26514
α-helix2741
β-strand275-28063
Chain N2: 0 helices, 12 β-strands
ElementResiduesLengthSheet
β-strand3415
β-strand3715
β-strand6516
β-strand69-7247
β-strand76-8497
β-strand87-9268
β-strand21916
β-strand237-24598
β-strand246-25387
β-strand260-26457
β-strand270-279108
β-strand284-28748

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Anthrax toxin receptor 2C1protein356Homo sapiensP58335 (AlphaFold model)
Leukocidin/Hemolysin toxin familyN2protein289Clostridium perfringensA0A0D3QGV4 (AlphaFold model)
Sequence of entity 1 (C1), FASTA
>9RT4_1 Anthrax toxin receptor 2 (chains C1)
MGTLSAPPCTQRIKWKGLLLTASLLNFWNLPTTAGQEQPSCRRAFDLYFVLDKSGSVANN
WIEIYNFVQQLAERFVSPEMRLSFIVFSSQATIILPLTGDRGKISKGLEDLKRVSPVGET
YIHEGLKLANEQIQKAGGLKTSSIIIALTDGKLDGLVPSYAEKEAKISRSLGASVYCVGV
LDFEQAQLERIADSKEQVFPVKGGFQALKGIINSILAQSCTEILELQPSSVCVGEEFQIV
LSGRGFMLGSRNGSVLCTYTVNETYTTSVKPVSVQLNSMLCPAPILNKAGETLDVSVSFN
GGKSVISGSLIVTATECSNGRTENLYFQGGAGARSIEGRIVKDYKDDDDKHHHHHH
Sequence of entity 2 (N2), FASTA
>9RT4_2 Leukocidin/Hemolysin toxin family (chains N2)
MVHHHHHHNSFPESIINSKGKQAEVYTSSDASERDGIKTSLSASFIEDPNSNNLTALVSL
KGFIPSGLIKTGTYYSANMYWPSKYNINIETTDEKNNVKILESIPSNTIETVRVTESMGY
SIGGNVSVSKKSSSVGANAGFNVQRSVQYEQPDFKTIQKSDGIRKASWNIVFNKTKDGYD
QNSYHALYGNQLFMKSRLHNTGAKNLVEDKDLSPLISGGFTPNMVIALKAPKGTKKSMIN
LNYNLYQDLYTLEWYKTQWWGENRVAKEPYYTYQTYELDWENHTVEFIY

Primary citation

Identification and structural characterization of anthrax toxin receptor 2 as the Clostridium perfringens NetF receptor. Wang, C., Cattalani, F., Iacovache, I. et al. Nat Commun (2026) 17. DOI 10.1038/s41467-026-69526-6 · PubMed

Other PDB entries of the same protein (UniProt P58335 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

About this viewer

MolViewer shows 9RT4 directly in your browser with nothing to install. Switch between cartoon, ball-and-stick, spacefill and surface views, color by chain, secondary structure or B-factor, measure distances, angles and dihedrals, and share or embed the view.