7YYH: Human CCANdeltaT CENP-A alpha-satellite complex

Structure of the human CCANdeltaT CENP-A alpha-satellite complex. Determined by electron microscopy at 8.9 Å resolution. Released 18 May 2022.

Method
Electron microscopy
Resolution
8.9 Å
Organism
Homo sapiens
Chains
23
Atoms
33,344
Mol. weight
751.22 kDa
Released
18 May 2022

Explore 7YYH in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

7YYH contains 162 α-helices and 88 β-strands across 21 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: 6 helices, 2 β-strands

ElementResiduesLengthSheet
α-helix46-549
α-helix64-7815
α-helix83-842
β-strand85-8621
α-helix88-11528
β-strand120-12122
α-helix1221
α-helix123-13715
Chain B: 3 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix31-4010
β-strand45-4622
α-helix50-7526
β-strand80-8121
α-helix83-9210
β-strand96-9723
Chain C: 5 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix17-215
α-helix27-3610
β-strand4314
α-helix46-7227
β-strand77-7825
α-helix80-8910
α-helix91-966
β-strand100-10126
Chain D: 4 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix38-4811
β-strand53-5425
α-helix56-8328
β-strand8914
α-helix91-10111
α-helix104-12219
Chain E: 4 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix47-548
α-helix64-7714
β-strand85-8627
α-helix88-11528
β-strand120-12128
α-helix123-13311
Chain F: 3 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix31-4111
β-strand45-4628
α-helix50-7526
β-strand80-8127
α-helix83-9311
β-strand96-9726
Chain G: 6 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix17-215
α-helix27-3610
β-strand42-4329
α-helix46-7126
β-strand77-78210
α-helix80-889
α-helix91-966
β-strand100-10123
α-helix1021
Chain h: 4 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix38-4811
β-strand53-54210
α-helix56-8328
β-strand88-8929
α-helix91-10111
α-helix104-12219

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

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Histone H3-like centromeric protein AA, Eprotein140Homo sapiensP49450 (AlphaFold model)
Histone H4B, Fprotein103Homo sapiensP62805 (AlphaFold model)
Histone H2A type 1-CC, Gprotein130Homo sapiensQ93077 (AlphaFold model)
Histone H2B type 1-C/E/F/G/ID, hprotein126Homo sapiensP62807 (AlphaFold model)
Centromere protein HHprotein247Homo sapiensQ9H3R5
Centromere protein IIprotein756Homo sapiensQ92674
DNA (171-mer)JDNA171Homo sapiens
Centromere protein KKprotein269Homo sapiensQ9BS16
Centromere protein LLprotein344Homo sapiensQ8N0S6
Centromere protein MMprotein180Homo sapiensQ9NSP4
Centromere protein NNprotein339Homo sapiensQ96H22
Centromere protein OOprotein300Homo sapiensQ9BU64

6 more molecules are not listed.

Sequence of entity 1 (A, E), FASTA
>7YYH_1 Histone H3-like centromeric protein A (chains A, E)
MGPRRRSRKPEAPRRRSPSPTPTPGPSRRGPSLGASSHQHSRRRQGWLKEIRKLQKSTHL
LIRKLPFSRLAREICVKFTRGVDFNWQAQALLALQEAAEAFLVHLFEDAYLLTLHAGRVT
LFPKDVQLARRIRGLEEGLG
Sequence of entity 2 (B, F), FASTA
>7YYH_2 Histone H4 (chains B, F)
MSGRGKGGKGLGKGGAKRHRKVLRDNIQGITKPAIRRLARRGGVKRISGLIYEETRGVLK
VFLENVIRDAVTYTEHAKRKTVTAMDVVYALKRQGRTLYGFGG
Sequence of entity 3 (C, G), FASTA
>7YYH_3 Histone H2A type 1-C (chains C, G)
MSGRGKQGGKARAKAKSRSSRAGLQFPVGRVHRLLRKGNYAERVGAGAPVYLAAVLEYLT
AEILELAGNAARDNKKTRIIPRHLQLAIRNDEELNKLLGRVTIAQGGVLPNIQAVLLPKK
TESHHKAKGK
Sequence of entity 4 (D, h), FASTA
>7YYH_4 Histone H2B type 1-C/E/F/G/I (chains D, h)
MPEPAKSAPAPKKGSKKAVTKAQKKDGKKRKRSRKESYSVYVYKVLKQVHPDTGISSKAM
GIMNSFVNDIFERIAGEASRLAHYNKRSTITSREIQTAVRLLLPGELAKHAVSEGTKAVT
KYTSSK
Sequence of entity 5 (H), FASTA
>7YYH_5 Centromere protein H (chains H)
MEEQPQMQDADEPADSGGEGRAGGPPQVAGAQAACSEDRMTLLLRLRAQTKQQLLEYKSM
VDASEEKTPEQIMQEKQIEAKIEDLENEIEEVKVAFEIKKLALDRMRLSTALKKNLEKIS
RQSSVLMDNMKHLLELNKLIMKSQQESWDLEEKLLDIRKKRLQLKQASESKLLEIQTEKN
KQKIDLDSMENSERIKIIRQNLQMEIKITTVIQHVFQNLILGSKVNWAEDPALKEIVLQL
EKNVDMM
Sequence of entity 6 (I), FASTA
>7YYH_6 Centromere protein I (chains I)
MSPQKRVKNVQAQNRTSQGSSSFQTTLSAWKVKQDPSNSKNISKHGQNNPVGDYEHADDQ
AEEDALQMAVGYFEKGPIKASQNKDKTLEKHLKTVENVAWKNGLASEEIDILLNIALSGK
FGNAVNTRILKCMIPATVISEDSVVKAVSWLCVGKCSGSTKVLFYRWLVAMFDFIDRKEQ
INLLYGFFFASLQDDALCPYVCHLLYLLTKKENVKPFRVRKLLDLQAKMGMQPHLQALLS
LYKFFAPALISVSLPVRKKIYFKNSENLWKTALLAVKQRNRGPSPEPLKLMLGPANVRPL
KRKWNSLSVIPVLNSSSYTKECGKKEMSLSDCLNRSGSFPLEQLQSFPQLLQNIHCLELP
SQMGSVLNNSLLLHYINCVRDEPVLLRFYYWLSQTLQEECIWYKVNNYEHGKEFTNFLDT
IIRAECFLQEGFYSCEAFLYKSLPLWDGLCCRSQFLQLVSWIPFSSFSEVKPLLFDHLAQ
LFFTSTIYFKCSVLQSLKELLQNWLLWLSMDIHMKPVTNSPLETTLGGSMNSVSKLIHYV
GWLSTTAMRLESNNTFLLHFILDFYEKVCDIYINYNLPLVVLFPPGIFYSALLSLDTSIL
NQLCFIMHRYRKNLTAAKKNELVQKTKSEFNFSSKTYQEFNHYLTSMVGCLWTSKPFGKG
IYIDPEILEKTGVAEYKNSLNVVHHPSFLSYAVSFLLQESPEERTVNVSSIRGKKWSWYL
DYLFSQGLQGLKLFIRSSVHHSSIPRAEGINCNNQY
Sequence of entity 7 (J), FASTA
>7YYH_7 DNA (171-MER) (chains J)
AATCTGCAAGTGGATATTTGGACCGCTTTGAGGCCTTCGTTGGAAACGGGAATATCTTCA
CATAAAAACTAAACAGAAGCATTCTCAGAAACTTCTTTGTGATGATTGCATTCAACTCAC
AGAGTTGAACATTCCTTTTGATAGAGCAGTTTTGAAACACTCTTTTTGTAG
Sequence of entity 8 (K), FASTA
>7YYH_8 Centromere protein K (chains K)
MNQEDLDPDSTTDVGDVTNTEEELIRECEEMWKDMEECQNKLSLIGTETLTDSNAQLSLL
IMQVKCLTAELSQWQKKTPETIPLTEDVLITLGKEEFQKLRQDLEMVLSTKESKNEKLKE
DLEREQRWLDEQQQIMESLNVLHSELKNKVETFSESRIFNELKTKMLNIKEYKEKLLSTL
GEFLEDHFPLPDRSVKKKKKNIQESSVNLITLHEMLEILINRLFDVPHDPYVKISDSFWP
PYVELLLRNGIALRHPEDPTRIRLEAFHQ
Sequence of entity 9 (L), FASTA
>7YYH_9 Centromere protein L (chains L)
MDSYSAPESTPSASSRPEDYFIGATPLQKRLESVRKQSSFILTPPRRKIPQCSQLQEDVD
PQKVAFLLHKQWTLYSLTPLYKFSYSNLKEYSRLLNAFIVAEKQKGLAVEVGEDFNIKVI
FSTLLGMKGTQRDPEAFLVQIVSKSQLPSENREGKVLWTGWFCCVFGDSLLETVSEDFTC
LPLFLANGAESNTAIIGTWFQKTFDCYFSPLAINAFNLSWMAAMWTACKMDHYVATTEFL
WSVPCSPQSLDISFAIHPEDAKALWDSVHKTPGEVTQEEVDLFMDCLYSHFHRHFKIHLS
ATRLVRVSTSVASAHTDGKIKILCHKYLIGVLAYLTELAIFQIE
Sequence of entity 10 (M), FASTA
>7YYH_10 Centromere protein M (chains M)
MSVLRPLDKLPGLNTATILLVGTEDALLQQLADSMLKEDCASELKVHLAKSLPLPSSVNR
PRIDLIVFVVNLHSKYSLQNTEESLRHVDASFFLGKVCFLATGAGRESHCSIHRHTVVKL
AHTYQSPLLYCDLEVEGFRATMAQRLVRVLQICAGHVPGVSALNLLSLLRSSEGPSLEDL
Sequence of entity 11 (N), FASTA
>7YYH_11 Centromere protein N (chains N)
MDETVAEFIKRTILKIPMNELTTILKAWDFLSENQLQTVNFRQRKESVVQHLIHLCEEKR
ASISDAALLDIIYMQFHQHQKVWEVFQMSKGPGEDVDLFDMKQFKNSFKKILQRALKNVT
VSFRETEENAVWIRIAWGTQYTKPNQYKPTYVVYYSQTPYAFTSSSMLRRNTPLLGQALT
IASKHHQIVKMDLRSRYLDSLKAIVFKQYNQTFETHNSTTPLQERSLGLDINMDSRIIHE
NIVEKERVQRITQETFGDYPQPQLEFAQYKLETKFKSGLNGSILAEREEPLRCLIKFSSP
HLLEALKSLAPAGIADAPLSPLLTCIPNKRMNYFKIRDK
Sequence of entity 12 (O), FASTA
>7YYH_12 Centromere protein O (chains O)
MEQANPLRPDGESKGGVLAHLERLETQVSRSRKQSEELQSVQAQEGALGTKIHKLRRLRD
ELRAVVRHRRASVKACIANVEPNQTVEINEQEALEEKLENVKAILQAYHFTGLSGKLTSR
GVCVCISTAFEGNLLDSYFVDLVIQKPLRIHHHSVPVFIPLEEIAAKYLQTNIQHFLFSL
CEYLNAYSGRKYQADRLQSDFAALLTGPLQRNPLCNLLSFTYKLDPGGQSFPFCARLLYK
DLTATLPTDVTVTCQGVEVLSTSWEEQRASHETLFCTKPLHQVFASFTRKGEKLDMSLVS

Primary citation

Structure of the human inner kinetochore bound to a centromeric CENP-A nucleosome. Yatskevich, S., Muir, K.W., Bellini, D. et al. Science (2022) 376:844-852. DOI 10.1126/science.abn3810 · PubMed

Other PDB entries of the same protein (UniProt P49450 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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