7U0G: LIN28b nucleosome bound 3 OCT4
structure of LIN28b nucleosome bound 3 OCT4. Determined by electron microscopy at 2.6 Å resolution. Released 28 Jun 2023.
- Method
- Electron microscopy
- Resolution
- 2.6 Å
- Organisms
- Homo sapiens, Escherichia coli K-12, Mus musculus
- Chains
- 15
- Atoms
- 17,327
- Mol. weight
- 451.46 kDa
- Released
- 28 Jun 2023
Explore 7U0G in 3D
Show helices and sheets
RCSB PDB
PDBe
Secondary structure: helices and β-sheets
7U0G contains 59 α-helices and 74 β-strands across 13 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: 5 helices, 2 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 41-42 | 2 | |
| α-helix | 45-54 | 10 | |
| α-helix | 64-75 | 12 | |
| β-strand | 83-84 | 2 | 1 |
| α-helix | 86-113 | 28 | |
| β-strand | 118-119 | 2 | 2 |
| α-helix | 121-131 | 11 | |
Chain B: 3 helices, 3 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 32-41 | 10 | |
| β-strand | 46-47 | 2 | 2 |
| α-helix | 51-76 | 26 | |
| β-strand | 81-82 | 2 | 1 |
| α-helix | 84-92 | 9 | |
| β-strand | 97-99 | 3 | 3 |
Chain C: 5 helices, 3 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 18-21 | 4 | |
| α-helix | 28-37 | 10 | |
| β-strand | 43-44 | 2 | 4 |
| α-helix | 48-72 | 25 | |
| β-strand | 78-79 | 2 | 5 |
| α-helix | 81-89 | 9 | |
| α-helix | 92-97 | 6 | |
| β-strand | 101-103 | 3 | 6 |
Chain D: 4 helices, 2 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 39-49 | 11 | |
| β-strand | 54-55 | 2 | 5 |
| α-helix | 57-84 | 28 | |
| β-strand | 89-90 | 2 | 4 |
| α-helix | 92-102 | 11 | |
| α-helix | 105-122 | 18 | |
Chain E: 5 helices, 2 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 41-42 | 2 | |
| α-helix | 45-56 | 12 | |
| α-helix | 64-75 | 12 | |
| β-strand | 83-84 | 2 | 7 |
| α-helix | 86-113 | 28 | |
| β-strand | 118-119 | 2 | 8 |
| α-helix | 121-131 | 11 | |
Chain F: 4 helices, 3 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 26-28 | 3 | |
| α-helix | 31-40 | 10 | |
| β-strand | 45-46 | 2 | 8 |
| α-helix | 50-75 | 26 | |
| β-strand | 80-81 | 2 | 7 |
| α-helix | 83-92 | 10 | |
| β-strand | 96-98 | 3 | 6 |
Chain G: 6 helices, 3 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 18-22 | 5 | |
| α-helix | 28-37 | 10 | |
| β-strand | 43-44 | 2 | 9 |
| α-helix | 48-73 | 26 | |
| β-strand | 78-79 | 2 | 10 |
| α-helix | 81-89 | 9 | |
| α-helix | 92-97 | 6 | |
| β-strand | 101-103 | 3 | 3 |
| α-helix | 118-119 | 2 | |
Chain H: 4 helices, 2 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 39-49 | 11 | |
| β-strand | 54-55 | 2 | 10 |
| α-helix | 57-84 | 28 | |
| β-strand | 89-90 | 2 | 9 |
| α-helix | 92-102 | 11 | |
| α-helix | 105-124 | 20 | |
5 more chain groups are not listed. Open the entry in the viewer and use the sequence panel to see them.
Molecules and chains
| Molecule | Chains | Type | Length | Organism | UniProt |
|---|
| Histone H3.1 | A, E | protein | 136 | Homo sapiens | P68431 (AlphaFold model) |
| Histone H4 | B, F | protein | 103 | Homo sapiens | P62805 (AlphaFold model) |
| Histone H2A type 2-C | C, G | protein | 129 | Homo sapiens | Q16777 (AlphaFold model) |
| Histone H2B type 2-E | D, H | protein | 126 | Homo sapiens | Q16778 (AlphaFold model) |
| DNA (162-mer) | I | DNA | 162 | Homo sapiens | |
| DNA (162-mer) | J | DNA | 162 | Homo sapiens | |
| Maltodextrin-binding protein,POU domain, class 5, transcription factor 1 | K, L, M | protein | 550 | Escherichia coli K-12, Homo sapiens | P0AEX9, Q01860 |
| Single-chain variable fragment | N, O | protein | 265 | Mus musculus | |
Sequence of entity 1 (A, E), FASTA
>7U0G_1 Histone H3.1 (chains A, E)
MARTKQTARKSTGGKAPRKQLATKAARKSAPATGGVKKPHRYRPGTVALREIRRYQKSTE
LLIRKLPFQRLVREIAQDFKTDLRFQSSAVMALQEACEAYLVGLFEDTNLCAIHAKRVTI
MPKDIQLARRIRGERA
Sequence of entity 2 (B, F), FASTA
>7U0G_2 Histone H4 (chains B, F)
MSGRGKGGKGLGKGGAKRHRKVLRDNIQGITKPAIRRLARRGGVKRISGLIYEETRGVLK
VFLENVIRDAVTYTEHAKRKTVTAMDVVYALKRQGRTLYGFGG
Sequence of entity 3 (C, G), FASTA
>7U0G_3 Histone H2A type 2-C (chains C, G)
MSGRGKQGGKARAKAKSRSSRAGLQFPVGRVHRLLRKGNYAERVGAGAPVYMAAVLEYLT
AEILELAGNAARDNKKTRIIPRHLQLAIRNDEELNKLLGKVTIAQGGVLPNIQAVLLPKK
TESHKAKSK
Sequence of entity 4 (D, H), FASTA
>7U0G_4 Histone H2B type 2-E (chains D, H)
MPEPAKSAPAPKKGSKKAVTKAQKKDGKKRKRSRKESYSIYVYKVLKQVHPDTGISSKAM
GIMNSFVNDIFERIAGEASRLAHYNKRSTITSREIQTAVRLLLPGELAKHAVSEGTKAVT
KYTSSK
Sequence of entity 5 (I), FASTA
>7U0G_5 DNA (162-MER) (chains I)
AGTGGTATTAACATATCCTCAGTGGTGAGTATTAACATGGAACTTACTCCAACAATACAG
ATGCTGAATAAATGTAGTCTAAGTGAAGGAAGAAGGAAAGGTGGGAGCTGCCATCACTCA
GAATTGTCCAGCAGGGATTGTGCAAGCTTGTGAATAAAGACA
Sequence of entity 6 (J), FASTA
>7U0G_6 DNA (162-MER) (chains J)
TGTCTTTATTCACAAGCTTGCACAATCCCTGCTGGACAATTCTGAGTGATGGCAGCTCCC
ACCTTTCCTTCTTCCTTCACTTAGACTACATTTATTCAGCATCTGTATTGTTGGAGTAAG
TTCCATGTTAATACTCACCACTGAGGATATGTTAATACCACT
Sequence of entity 7 (K, L, M), FASTA
>7U0G_7 Maltodextrin-binding protein,POU domain, class 5, transcription factor 1 (chains K, L, M)
MKEAKIEEGKLVIWINGDKGYNGLAEVGKKFEKDTGIKVTVEHPDKLEEKFPQVAATGDG
PDIIFWAHDRFGGYAQSGLLAEITPDKAFQDKLYPFTWDAVRYNGKLIAYPIAVEALSLI
YNKDLLPNPPKTWEEIPALDKELKAKGKSALMFNLQEPYFTWPLIAADGGYAFKYENGKY
DIKDVGVDNAGAKAGLTFLVDLIKNKHMNADTDYSIAEAAFNKGETAMTINGPWAWSNID
TSKVNYGVTVLPXFKGQPSKPFVGVLSAGINAASPNKELAKEFLENYLLTDEGLEAVNKD
KPLGAVALKSYEEELAKDPRIAATMENAQKGEIMPNIPQMSAFWYAVRTAVINAASGRQT
VDAALAAAQTNAGSENLYFQGSVDSAAASDIKALQKELEQFAKLLKQKRITLGYTQADVG
LTLGVLFGKVFSQTTICRFEALQLSFKNMCKLRPLLQKWVEEADNNENLQEICKAETLVQ
ARKRKRTSIENRVRGNLENLFLQCPKPTLQQISHIAQQLGLEKDVVRVWFCNRRQKGKRS
SSEFHHHHHH
Sequence of entity 8 (N, O), FASTA
>7U0G_8 Single-chain variable fragment (chains N, O)
MKSSHHHHHHENLYFQSNAMEVQLQQSGPELVEPGTSVKMPCKASGYTFTSYTIQWVKQT
PRQGLEWIGYIYPYNAGTKYNEKFKGKATLTSDKSSSTVYMELSSLTSEDSAVYYCARKS
SRLRSTLDYWGQGTSVTVSSGGGGSGGGGSGGGGSMDIKMTQSPSSMHASLGERVTITCK
ASQDIRSYLSWYQQKPWKSPKTLIYYATSLADGVPSRFSGSGSGQDFSLTINNLESDDTA
TYYCLQHGESPYTFGSGTKLEIKRA
Primary citation
Structural mechanism of LIN28B nucleosome targeting by OCT4. Guan, R., Lian, T., Zhou, B.R. et al. Mol Cell (2023) 83:1970-1982.e6. DOI 10.1016/j.molcel.2023.05.030 · PubMed
Other PDB entries of the same protein (UniProt P68431 (AlphaFold model), which also has an AlphaFold model), best resolution first:
- 5SVY 1.05 Å, MORC3 CW in complex with histone H3K4me1
- 2V89 1.1 Å, Crystal structure of RAG2-PHD finger in complex with H3K4me3 peptide at 1.1A resolution
- 5SZC 1.19 Å, Structure of human Dpf3 double-PHD domain bound to histone H3 tail peptide with…
- 5SZB 1.2 Å, Structure of human Dpf3 double-PHD domain bound to histone H3 tail peptide with…
- 6BHD 1.25 Å, Crystal structure of SETDB1 with a modified H3 peptide
- 4UP0 1.28 Å, Ternary crystal structure of the Pygo2 PHD finger in complex with the B9L HD1 domain and…
- 5WXH 1.3 Å, Crystal structure of TAF3 PHD finger bound to H3K4me3
- 5FFV 1.3 Å, Crystal structure of the bromodomain of human BRPF1 in complex with H3K14ac histone…
- 4L7X 1.35 Å, Crystal structure of the DIDO PHD finger in complex with H3K4me3
- 6BHE 1.35 Å, Crystal structure of SETDB1 with a modified H3 peptide
- 6BHI 1.4 Å, Crystal structure of SETDB1 with a modified H3 peptide
- 3ASL 1.41 Å, Structure of UHRF1 in complex with histone tail
Browse structure collections
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