3F1N: Endothelial PAS domain-containing protein 1

Crystal structure of a high affinity heterodimer of HIF2 alpha and ARNT C-terminal PAS domains, with internally bound ethylene glycol. Determined by X-ray diffraction at 1.48 Å resolution. Released 20 Jan 2009.

Method
X-ray diffraction
Resolution
1.48 Å
Organism
Homo sapiens
Chains
2
Atoms
2,120
Mol. weight
27.97 kDa
Released
20 Jan 2009

Explore 3F1N in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

3F1N contains 13 α-helices and 19 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: 7 helices, 11 β-strands

ElementResiduesLengthSheet
α-helix240-2423
β-strand243-24861
β-strand25312
β-strand254-25741
α-helix260-2656
α-helix269-2724
β-strand27311
β-strand27612
α-helix277-2804
β-strand28111
α-helix283-2853
α-helix286-29914
β-strand301-30331
α-helix304-3052
β-strand307-31041
β-strand316-326111
β-strand336-34381
β-strand34811
Chain B: 6 helices, 8 β-strands
ElementResiduesLengthSheet
α-helix358-3614
β-strand362-36763
β-strand37214
β-strand373-37643
α-helix380-3845
α-helix388-3914
β-strand39514
α-helix396-3994
β-strand40013
α-helix405-41511
β-strand423-43083
β-strand436-446113
α-helix453-4553
β-strand456-46383

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Endothelial PAS domain-containing protein 1Aprotein117Homo sapiensQ99814 (AlphaFold model)
Aryl hydrocarbon receptor nuclear translocatorBprotein121Homo sapiensP27540 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>3F1N_1 Endothelial PAS domain-containing protein 1 (chains A)
GEFKGLDSKTFLSEHSMDMKFTYCDDRITELIGYHPEELLGRSAYEFYHALDSENMTKSH
QNLCTKGQVVSGQYRMLAKHGGYVWLETQGTVIYNPRNLQPQCIMCVNYVLSEIEKN
Sequence of entity 2 (B), FASTA
>3F1N_2 Aryl hydrocarbon receptor nuclear translocator (chains B)
GEFKGLNVCQPTRFISRHNIEGIFTFVDHRCVATVGYQPQELLGKNIVEFCHPEDQQLLR
DSFQQVVKLKGQVLSVMFRFRSKNQEWLWMRTSSFTFQNPYSDEIEYIICTNTNVKNSSQ
E

Primary citation

Artificial ligand binding within the HIF2alpha PAS-B domain of the HIF2 transcription factor. Scheuermann, T.H., Tomchick, D.R., Machius, M. et al. Proc Natl Acad Sci U S A (2009) 106:450-455. DOI 10.1073/pnas.0808092106 · PubMed

Other PDB entries of the same protein (UniProt Q99814 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

About this viewer

MolViewer shows 3F1N 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.