3GXB: VWF A2 domain

Crystal structure of VWF A2 domain. Determined by X-ray diffraction at 1.9 Å resolution. Released 5 May 2009.

Method
X-ray diffraction
Resolution
1.9 Å
Organism
Homo sapiens
Chains
2
Atoms
3,708
Mol. weight
43.02 kDa
Ligands
NAG
Released
5 May 2009

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

Secondary structure: helices and β-sheets

3GXB contains 19 α-helices and 14 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, 7 β-strands

ElementResiduesLengthSheet
β-strand1497-150481
α-helix1511-152616
β-strand153011
β-strand1535-154281
β-strand1546-155051
α-helix1558-15669
α-helix1568-15703
α-helix1578-158710
α-helix1589-15913
α-helix1595-15995
β-strand1602-160871
α-helix1618-16203
β-strand1623-163081
α-helix1636-16438
α-helix1647-16482
β-strand1649-165131
α-helix1657-166913
Chain B: 9 helices, 7 β-strands
ElementResiduesLengthSheet
β-strand1497-150482
α-helix1510-152718
β-strand153012
β-strand1535-154282
β-strand1546-155052
α-helix1558-156710
α-helix1578-158710
α-helix1589-15913
α-helix1595-15995
β-strand1602-160872
α-helix1618-16203
β-strand1623-163082
α-helix1636-16438
α-helix1647-16482
β-strand1649-165132
α-helix1657-167014

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
von Willebrand factorA, Bprotein184Homo sapiensP04275 (AlphaFold model)
Sequence of entity 1 (A, B), FASTA
>3GXB_1 von Willebrand factor (chains A, B)
MVLDVAFVLEGSDKIGEADFNRSKEFMEEVIQRMDVGQDSIHVTVLQYSYMVTVEYPFSE
AQSKGDILQRVREIRYQGGNRTNTGLALRYLSDHSFLVSQGDREQAPNLVYMVTGNPASD
EIKRLPGDIQVVPIGVGPNANVQELERIGWPNAPILIQDFETLPREAPDLVLQRCCSPHH
HHHH

Ligands and cofactors

IDNameFormulaCopies
NAG2-acetamido-2-deoxy-beta-D-glucopyranoseC8 H15 N O62

Water and common crystallization additives (SO4) are not listed.

Primary citation

Structural specializations of A2, a force-sensing domain in the ultralarge vascular protein von Willebrand factor. Zhang, Q., Zhou, Y.F., Zhang, C.Z. et al. Proc Natl Acad Sci U S A (2009) 106:9226-9231. DOI 10.1073/pnas.0903679106 · PubMed

Other PDB entries of the same protein (UniProt P04275 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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