9YM8: State 2 focused on PHD FYR of MLL4FC

State 2 focused on PHD FYR of MLL4FC bound to a nucleosome premodified with H2BK120ub and H4K16ac. Determined by electron microscopy at 3.43 Å resolution. Released 3 Jun 2026.

Method
Electron microscopy
Resolution
3.43 Å
Organisms
synthetic construct, Homo sapiens
Chains
18
Atoms
28,174
Mol. weight
545.27 kDa
Ligands
SAH, ZN
Released
3 Jun 2026

Explore 9YM8 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

9YM8 contains 93 α-helices and 172 β-strands across 16 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

ElementResiduesLengthSheet
α-helix41-422
α-helix46-5611
α-helix64-7613
β-strand83-8425
α-helix86-11328
β-strand11916
α-helix121-13111
Chain B: 4 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix26-283
α-helix31-4111
β-strand4616
α-helix51-7525
β-strand80-8125
α-helix83-9311
β-strand97-9827
Chain C: 6 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix12-143
α-helix17-215
α-helix28-358
β-strand4318
α-helix46-7227
β-strand77-7829
α-helix80-889
α-helix93-964
β-strand101-102210
Chain D: 5 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix31-333
α-helix40-489
β-strand53-5429
α-helix56-8328
β-strand8918
α-helix91-10111
α-helix105-12218
Chain E: 5 helices, 2 β-strands
ElementResiduesLengthSheet
β-strand4111
α-helix40-423
α-helix45-5612
α-helix64-7613
β-strand83-84212
α-helix86-11328
α-helix121-13111
Chain F: 4 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix26-283
α-helix31-4111
α-helix50-7526
β-strand80-81212
α-helix83-9311
β-strand97-98210
Chain G: 6 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix17-215
α-helix27-359
β-strand43113
α-helix46-7227
β-strand77-78214
α-helix80-8910
α-helix91-966
β-strand101-10227
α-helix113-1153
Chain H: 4 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix38-4811
β-strand53-54214
α-helix56-8328
β-strand89113
α-helix91-10111
α-helix105-12319

7 more chain groups are not listed. Open the entry in the viewer and use the sequence panel to see them.

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
DNA (145-mer)IDNA147synthetic construct
DNA (145-mer)JDNA147synthetic construct
UbiquitinO, Uprotein76Homo sapiensP0CG47 (AlphaFold model)
Histone H3.1A, Eprotein135Homo sapiensP68431 (AlphaFold model)
Histone H4B, Fprotein102Homo sapiensP62805 (AlphaFold model)
Histone H2A type 1-B/EC, Gprotein129Homo sapiensP04908 (AlphaFold model)
Histone H2B type 2-ED, Hprotein125Homo sapiensQ16778
WD repeat-containing protein 5Rprotein334Homo sapiensP61964
Retinoblastoma-binding protein 5Nprotein538Homo sapiensQ15291
[histone H3]-lysine(4) N-methyltransferase,Histone-lysine N-methyltransferase 2DKprotein1256Homo sapiensO14686
Set1/Ash2 histone methyltransferase complex subunit ASH2Tprotein628Homo sapiensQ9UBL3
Protein dpy-30 homologP, Qprotein99Homo sapiensQ9C005
Sequence of entity 1 (I), FASTA
>9YM8_1 DNA (145-MER) (chains I)
CTGGAGAATCCCGGTGCCGAGGCCGCTCAATTGGTCGTAGACAGCTCTAGCACCGCTTAA
ACGCACGTACGCGCTGTCCCCCGCGTTTTAACCGCCAAGGGGATTACTCCCTAGTCTCCA
GGCACGTGTCAGATATATACATCCTGT
Sequence of entity 2 (J), FASTA
>9YM8_2 DNA (145-MER) (chains J)
ACAGGATGTATATATCTGACACGTGCCTGGAGACTAGGGAGTAATCCCCTTGGCGGTTAA
AACGCGGGGGACAGCGCGTACGTGCGTTTAAGCGGTGCTAGAGCTGTCTACGACCAATTG
AGCGGCCTCGGCACCGGGATTCTCCAG
Sequence of entity 3 (O, U), FASTA
>9YM8_3 Ubiquitin (chains O, U)
MQIFVKTLTGKTITLEVEPSDTIENVKAKIQDKEGIPPDQQRLIFAGKQLEDGRTLSDYN
IQKESTLHLVLRLRGC
Sequence of entity 4 (A, E), FASTA
>9YM8_4 Histone H3.1 (chains A, E)
ARTKQTARKSTGGKAPRKQLATKAARKSAPATGGVKKPHRYRPGTVALREIRRYQKSTEL
LIRKLPFQRLVREIAQDFKTDLRFQSSAVMALQEACEAYLVGLFEDTNLCAIHAKRVTIM
PKDIQLARRIRGERA
Sequence of entity 5 (B, F), FASTA
>9YM8_5 Histone H4 (chains B, F)
SGRGKGGKGLGKGGAKRHRKVLRDNIQGITKPAIRRLARRGGVKRISGLIYEETRGVLKV
FLENVIRDAVTYTEHAKRKTVTAMDVVYALKRQGRTLYGFGG
Sequence of entity 6 (C, G), FASTA
>9YM8_6 Histone H2A type 1-B/E (chains C, G)
SGRGKQGGKARAKAKTRSSRAGLQFPVGRVHRLLRKGNYSERVGAGAPVYLAAVLEYLTA
EILELAGNAARDNKKTRIIPRHLQLAIRNDEELNKLLGRVTIAQGGVLPNIQAVLLPKKT
ESHHKAKGK
Sequence of entity 7 (D, H), FASTA
>9YM8_7 Histone H2B type 2-E (chains D, H)
PEPAKSAPAPKKGSKKAVTKAQKKDGKKRKRSRKESYSIYVYKVLKQVHPDTGISSKAMG
IMNSFVNDIFERIAGEASRLAHYNKRSTITSREIQTAVRLLLPGELAKHAVSEGTKAVTK
YTSSK
Sequence of entity 8 (R), FASTA
>9YM8_8 WD repeat-containing protein 5 (chains R)
MATEEKKPETEAARAQPTPSSSATQSKPTPVKPNYALKFTLAGHTKAVSSVKFSPNGEWL
ASSSADKLIKIWGAYDGKFEKTISGHKLGISDVAWSSDSNLLVSASDDKTLKIWDVSSGK
CLKTLKGHSNYVFCCNFNPQSNLIVSGSFDESVRIWDVKTGKCLKTLPAHSDPVSAVHFN
RDGSLIVSSSYDGLCRIWDTASGQCLKTLIDDDNPPVSFVKFSPNGKYILAATLDNTLKL
WDYSKGKCLKTYTGHKNEKYCIFANFSVTGGKWIVSGSEDNLVYIWNLQTKEIVQKLQGH
TDVVISTACHPTENIIASAALENDKTIKLWKSDC
Sequence of entity 9 (N), FASTA
>9YM8_9 Retinoblastoma-binding protein 5 (chains N)
MNLELLESFGQNYPEEADGTLDCISMALTCTFNRWGTLLAVGCNDGRIVIWDFLTRGIAK
IISAHIHPVCSLCWSRDGHKLVSASTDNIVSQWDVLSGDCDQRFRFPSPILKVQYHPRDQ
NKVLVCPMKSAPVMLTLSDSKHVVLPVDDDSDLNVVASFDRRGEYIYTGNAKGKILVLKT
DSQDLVASFRVTTGTSNTTAIKSIEFARKGSCFLINTADRIIRVYDGREILTCGRDGEPE
PMQKLQDLVNRTPWKKCCFSGDGEYIVAGSARQHALYIWEKSIGNLVKILHGTRGELLLD
VAWHPVRPIIASISSGVVSIWAQNQVENWSAFAPDFKELDENVEYEERESEFDIEDEDKS
EPEQTGADAAEDEEVDVTSVDPIAAFCSSDEELEDSKALLYLPIAPEVEDPEENPYGPPP
DAVQTSLMDEGASSEKKRQSSADGSQPPKKKPKTTNIELQGVPNDEVHPLLGVKGDGKSK
KKQAGRPKGSKGKEKDSPFKPKLYKGDRGLPLEGSAKGKVQAELSQPLTAGGAISELL
Sequence of entity 10 (K), FASTA
>9YM8_10 [histone H3]-lysine(4) N-methyltransferase,Histone-lysine N-methyltransferase 2D (chains K)
MDYKDDDDKSDTMQNTVVLFSNTDKFVLMQDMCVVCGSFGRGAEGHLLACSQCSQCYHPY
CVNSKITKVMLLKGWRCVECIVCEVCGQASDPSRLLLCDDCDISYHTYCLDPPLLTVPKG
GWKCKWCVSCMQCGAASPGFHCEWQNSYTHCGPCASLVTCPICHAPYVEEDLLIQCRHCE
RWMHAGCESLFTEDDVEQAADEGFDCVSCQPYVVKPAAPVAPPELSNKEDAAARKPLTPK
PKRVQKASDRLVSSRKKLRKEDGVRASEALLKQLKQELSLLPLTEPAITANFSLFAPFGS
GCPVNGQSQLRGAFGSGALPTGPDYYSQLLTKNNLSNPPTPPSSLPPTPPPSVQQKMVNG
VTPSEELGEHPKDAASARDSERALRDTSEVKSLDLLAALPTPPHNQTEDVRMESDEDSDS
PDSIVPASSPESILGEEAPRFPHLGSGRWEQEDRALSPVIPLIPRASIPVFPDTKPYGAL
GLEVPGKLPVTTWEKGKGSEVSVMLTVSAAAAKNLNGVMVAVAELLSMKIPNSYEVLFPE
SPARAGTEPKKGEAEGPGGKEKGLEGKSPDTGPDWLKQFDAVLPGYTLKSQLDILSLLKQ
ESPAPEPPTQHSYTYNVSNLDVRQLSAPPPEEPSPPPSPLAPSPASPPTEPLVELPTEPL
AEPPVPSPLPLASSPESARPKPRARPPEEGEDSRPPRLKKWKGVRWKRLRLLLTIQKGSG
RQEDEREVAEFMEQLGTALRPDKVPRDMRRCCFCHEEGDGATDGPARLLNLDLDLWVHLN
CALWSTEVYETQGGALMNVEVALHRGLLTKCSLCQRTGATSSCNRMRCPNVYHFACAIRA
KCMFFKDKTMLCPMHKIKGPCEQELSSFAVFRRVYIERDEVKQIASIIQRGERLHMFRVG
GLVFHAIGQLLPHQMADFHSATALYPVGYEATRIYWSLRTNNRRCCYRCSIGENNGRPEF
VIKVIEQGLEDLVFTDASPQAVWNRIIEPVAAMRKEADMLRLFPEYLKGEELFGLTVHAV
LRIAESLPGVESCQNYLFRYGRHPLMELPLMINPTGCARSEPKILTHYKRPHTLNSTSMS
KAYQSTFTGETNTPYSKQFVHSKSSQYRRLRTEWKNNVYLARSRIQGLGLYAAKDLEKHT
MVIEYIGTIIRNEVANRREKIYEEQNRGIYMFRINNEHVIDATLTGGPARYINHSCAPNC
VAEVVTFDKEDKIIIISSRRIPKGEELTYDYQFDFEDDQHKIPCHCGAWNCRKWMN
Sequence of entity 11 (T), FASTA
>9YM8_11 Set1/Ash2 histone methyltransferase complex subunit ASH2 (chains T)
MAAAGAGPGQEAGAGPGPGAVANATGAEEGEMKPVAAGAAAPPGEGISAAPTVEPSSGEA
EGGEANLVDVSGGLETESSNGKDTLEGAGDTSEVMDTQAGSVDEENGRQLGEVELQCGIC
TKWFTADTFGIDTSSCLPFMTNYSFHCNVCHHSGNTYFLRKQANLKEMCLSALANLTWQS
RTQDEHPKTMFSKDKDIIPFIDKYWECMTTRQRPGKMTWPNNIVKTMSKERDVFLVKEHP
DPGSKDPEEDYPKFGLLDQDLSNIGPAYDNQKQSSAVSTSGNLNGGIAAGSSGKGRGAKR
KQQDGGTTGTTKKARSDPLFSAQRLPPHGYPLEHPFNKDGYRYILAEPDPHAPDPEKLEL
DCWAGKPIPGDLYRACLYERVLLALHDRAPQLKISDDRLTVVGEKGYSMVRASHGVRKGA
WYFEITVDEMPPDTAARLGWSQPLGNLQAPLGYDKFSYSWRSKKGTKFHQSIGKHYSSGY
GQGDVLGFYINLPEDTETAKSLPDTYKDKALIKFKSYLYFEEKDFVDKAEKSLKQTPHSE
IIFYKNGVNQGVAYKDIFEGVYFPAISLYKSCTVSINFGPCFKYPPKDLTYRPMSDMGWG
AVVEHTLADVLYHVETEVDGRRSPPWEP
Sequence of entity 12 (P, Q), FASTA
>9YM8_12 Protein dpy-30 homolog (chains P, Q)
MEPEQMLEGQTQVAENPHSEYGLTDNVERIVENEKINAEKSSKQKVDLQSLPTRAYLDQT
VVPILLQGLAVLAKERPPNPIEFLASYLLKNKAQFEDRN

Ligands and cofactors

IDNameFormulaCopies
SAHS-adenosyl-L-homocysteineC14 H20 N6 O5 S1
ZNZinc ionZn8

Primary citation

State 2 MLL4FC bound to a nucleosome premodified with H2BK120ub and H4K16ac. Sun, J., Roeder, R. To be published.

Other PDB entries of the same protein (UniProt P0CG47 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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