3U2W: Human Glycogenin-1

Crystal Structure of Human Glycogenin-1 (GYG1) complexed with manganese and glucose or a glucal species. Determined by X-ray diffraction at 1.68 Å resolution. Released 2 Nov 2011.

Method
X-ray diffraction
Resolution
1.68 Å
Organism
Homo sapiens
Chains
2
Atoms
4,740
Mol. weight
60.91 kDa
Ligands
MN, LCN, GLC, UDP
Released
2 Nov 2011

Explore 3U2W in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

3U2W contains 33 α-helices and 24 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: 17 helices, 12 β-strands

ElementResiduesLengthSheet
β-strand4-1071
α-helix13-2816
β-strand34-3961
α-helix45-5410
β-strand57-6041
α-helix69-757
α-helix80-9112
β-strand97-10151
β-strand105-10732
α-helix112-1165
β-strand121-12441
α-helix1251
β-strand132-13981
α-helix143-15614
α-helix163-1708
α-helix179-1813
β-strand18211
α-helix185-1873
β-strand18912
α-helix199-2046
α-helix205-2073
β-strand210-21232
α-helix219-2213
β-strand224-22523
β-strand230-23123
α-helix238-2403
α-helix244-2529
α-helix253-2575
α-helix258-2614
Chain B: 16 helices, 12 β-strands
ElementResiduesLengthSheet
β-strand4-1074
α-helix13-2816
β-strand34-3964
α-helix45-5410
β-strand57-6044
α-helix78-9114
β-strand97-10154
β-strand105-10735
α-helix112-1165
β-strand121-12444
α-helix1251
β-strand132-13984
α-helix143-15513
α-helix163-1708
α-helix179-1813
β-strand18214
α-helix185-1873
β-strand189-19025
α-helix191-1966
α-helix198-2047
α-helix205-2073
β-strand210-21235
α-helix219-2213
β-strand223-22536
β-strand230-23236
α-helix243-25210
α-helix253-2575
α-helix258-2614

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Glycogenin-1A, Bprotein263Homo sapiensP46976 (AlphaFold model)
Sequence of entity 1 (A, B), FASTA
>3U2W_1 Glycogenin-1 (chains A, B)
SMTDQAFVTLTTNDAYAKGALVLGSSLKQHRTTRRLVVLATPQVSDSMRKVLETVFDEVI
MVDVLDSGDSAHLTLMKRPELGVTLTKLHCWSLTQYSKCVFMDADTLVLANIDDLFDREE
LSAAPDPGWPDCFNSGVFVYQPSVETYNQLLHLASEQGSFDGGDQGILNTFFSSWATTDI
RKHLPFIYNLSSISIFSYLPAFKVFGASAKVVHFLGRVKPWNYTYDPKTKSVKSEAHDPN
MTHPEFLILWWNIFTTNVLPLLQ

Ligands and cofactors

IDNameFormulaCopies
MNManganese (II) ionMn2
LCN1,5-anhydro-D-arabino-hex-1-enitolC6 H10 O51
GLCalpha-D-glucopyranoseC6 H12 O62
UDPUridine-5'-diphosphateC9 H14 N2 O12 P22

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

Primary citation

Conformational plasticity of glycogenin and its maltosaccharide substrate during glycogen biogenesis. Chaikuad, A., Froese, D.S., Berridge, G. et al. Proc Natl Acad Sci U S A (2011) 108:21028-21033. DOI 10.1073/pnas.1113921108 · PubMed

Other PDB entries of the same protein (UniProt P46976 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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