8Z70 image
Entry Detail
PDB ID:
8Z70
EMDB ID:
EMD-38656
Keywords:
RIBOSOME
Title:
State 1 (S1) of yeast 80S ribosome bound to 2 tRNAs during mRNA decoding
Biological Source:
Source Organism:
Saccharomyces cerevisiae S288C, Oryctolagus cuniculus
PDB Version:
Deposition Date:
2024-04-19
Release Date:
2024-12-11
Method Details:
Experimental Method:
ELECTRON MICROSCOPY
Resolution:
3.20 Å
Aggregation State:
PARTICLE
Reconstruction Method:
SINGLE PARTICLE
8Z70 validation report
Macromolecular Entities
Polymer Type:polyribonucleotide
Description:18S rRNA
Chain IDs:A (auth: 2)
Chain Length:1799
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
Polymer Type:polyribonucleotide
Description:25S rRNA
Chain IDs:OA (auth: A)
Chain Length:125
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
Polymer Type:polyribonucleotide
Description:5S rRNA
Chain IDs:KA (auth: B)
Chain Length:121
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
Polymer Type:polyribonucleotide
Description:5.8S rRNA
Chain IDs:LA (auth: C)
Chain Length:158
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein uL2A
Chain IDs:PA (auth: D)
Chain Length:58
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX45 Pfam ID:PF00181, PF03947
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein uL3
Chain IDs:QA (auth: E)
Chain Length:96
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P14126 Pfam ID:PF00297
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein uL4A
Chain IDs:RA (auth: F)
Chain Length:361
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P10664 Pfam ID:PF00573, PF14374
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein uL18
Chain IDs:SA (auth: G)
Chain Length:127
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P26321 Pfam ID:PF17144, PF14204
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL6B
Chain IDs:TA (auth: H)
Chain Length:106
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P05739 Pfam ID:PF01159
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein uL30A
Chain IDs:UA (auth: I)
Chain Length:112
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P05737 Pfam ID:PF08079, PF00327
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL8A
Chain IDs:VA (auth: J)
Chain Length:119
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P17076 Pfam ID:PF01248
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein uL6A
Chain IDs:WA (auth: K)
Chain Length:99
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P05738 Pfam ID:PF00347
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein uL16
Chain IDs:XA (auth: L)
Chain Length:81
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P41805 Pfam ID:PF00252
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein uL5B
Chain IDs:YA (auth: M)
Chain Length:77
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:Q3E757 Pfam ID:PF00281, PF00673
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL13A
Chain IDs:ZA (auth: N)
Chain Length:50
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:Q12690 Pfam ID:PF01294
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL14A
Chain IDs:AB (auth: O)
Chain Length:52
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P36105 Pfam ID:PF00467, PF01929
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL15A
Chain IDs:BB (auth: P)
Chain Length:203
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P05748 Pfam ID:PF00827
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein uL13A
Chain IDs:CB (auth: Q)
Chain Length:103
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P26784 Pfam ID:PF00572
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein uL22A
Chain IDs:DB (auth: R)
Chain Length:183
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P05740 Pfam ID:PF00237
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL18A
Chain IDs:EB (auth: S)
Chain Length:185
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX49 Pfam ID:PF17135
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein uS3
Chain IDs:B (auth: SA)
Chain Length:222
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P05750 Pfam ID:PF07650, PF00189
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein uS7
Chain IDs:C (auth: SB)
Chain Length:206
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P26783 Pfam ID:PF00177
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein eS10A
Chain IDs:D (auth: SC)
Chain Length:144
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:Q08745 Pfam ID:PF03501
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein eS12
Chain IDs:E (auth: SD)
Chain Length:134
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P48589 Pfam ID:PF01248
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein uS19
Chain IDs:F (auth: SE)
Chain Length:117
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:Q01855 Pfam ID:PF00203
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein uS9A
Chain IDs:G (auth: SF)
Chain Length:141
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX51 Pfam ID:PF00380
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein eS17A
Chain IDs:H (auth: SG)
Chain Length:60
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P02407 Pfam ID:PF00833
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein uS13A
Chain IDs:I (auth: SH)
Chain Length:145
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX55 Pfam ID:PF00416
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein eS19A
Chain IDs:J (auth: SI)
Chain Length:143
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P07280 Pfam ID:PF01090
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein uS10
Chain IDs:K (auth: SJ)
Chain Length:100
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P38701 Pfam ID:PF00338
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein eS25A
Chain IDs:L (auth: SK)
Chain Length:108
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:Q3E792 Pfam ID:PF03297
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein eS28A
Chain IDs:M (auth: SL)
Chain Length:63
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:Q3E7X9 Pfam ID:PF01200
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein uS14A
Chain IDs:N (auth: SM)
Chain Length:53
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P41057 Pfam ID:PF00253
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein eS31
Chain IDs:O (auth: SN)
Chain Length:73
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P05759 Pfam ID:PF01599
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein RACK1
Chain IDs:P (auth: SO)
Chain Length:312
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P38011 Pfam ID:PF00400
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein uS2A
Chain IDs:Q (auth: SP)
Chain Length:206
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P32905 Pfam ID:PF00318
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein eS1A
Chain IDs:R (auth: SQ)
Chain Length:232
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P33442 Pfam ID:PF01015
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein uS5
Chain IDs:S (auth: SR)
Chain Length:216
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P25443 Pfam ID:PF00333, PF03719
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein eS4A
Chain IDs:T (auth: SS)
Chain Length:258
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX35 Pfam ID:PF08071, PF01479, PF00900, PF00467, PF16121
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein eS6A
Chain IDs:U (auth: ST)
Chain Length:228
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX37 Pfam ID:PF01092
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein eS7A
Chain IDs:V (auth: SU)
Chain Length:184
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P26786 Pfam ID:PF01251
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein eS8A
Chain IDs:W (auth: SV)
Chain Length:200
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX39 Pfam ID:PF01201
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein uS4A
Chain IDs:X (auth: SW)
Chain Length:184
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:O13516 Pfam ID:PF00163, PF01479
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein uS17A
Chain IDs:Y (auth: SX)
Chain Length:142
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX47 Pfam ID:PF16205, PF00366
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein uS15
Chain IDs:Z (auth: SY)
Chain Length:150
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P05756 Pfam ID:PF08069, PF00312
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein uS11B
Chain IDs:AA (auth: SZ)
Chain Length:127
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P39516 Pfam ID:PF00411
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein eS21A
Chain IDs:BA (auth: Sa)
Chain Length:222
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0C0V8 Pfam ID:PF01249
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein uS8A
Chain IDs:CA (auth: Sb)
Chain Length:206
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0C0W1 Pfam ID:PF00410
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein uS12A
Chain IDs:DA (auth: Sc)
Chain Length:144
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX29 Pfam ID:PF00164
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein eS24A
Chain IDs:EA (auth: Sd)
Chain Length:134
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX31 Pfam ID:PF01282
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein eS26A
Chain IDs:FA (auth: Se)
Chain Length:117
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P39938 Pfam ID:PF01283
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein eS27A
Chain IDs:GA (auth: Sf)
Chain Length:141
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P35997 Pfam ID:PF01667
Protein Blast
Polymer Type:polypeptide(L)
Description:Small ribosomal subunit protein eS30A
Chain IDs:HA (auth: Sg)
Chain Length:60
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX33 Pfam ID:PF04758
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL19A
Chain IDs:MA (auth: T)
Chain Length:75
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX82 Pfam ID:PF01280
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL20A
Chain IDs:FB (auth: U)
Chain Length:171
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX23 Pfam ID:PF01775
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL21A
Chain IDs:GB (auth: V)
Chain Length:159
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:Q02753 Pfam ID:PF01157
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL22A
Chain IDs:HB (auth: W)
Chain Length:100
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P05749 Pfam ID:PF01776
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein uL14A
Chain IDs:IB (auth: X)
Chain Length:462
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX41 Pfam ID:PF00238
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL24A
Chain IDs:NA (auth: Y)
Chain Length:126
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P04449 Pfam ID:PF01246
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein uL23
Chain IDs:JB (auth: Z)
Chain Length:121
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P04456 Pfam ID:PF03939, PF00276
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein uL24A
Chain IDs:KB (auth: a)
Chain Length:125
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P05743 Pfam ID:PF16906, PF00467
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL27A
Chain IDs:LB (auth: b)
Chain Length:121
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0C2H6 Pfam ID:PF01777
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein uL15
Chain IDs:MB (auth: c)
Chain Length:158
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P02406 Pfam ID:PF00828
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL29
Chain IDs:NB (auth: d)
Chain Length:58
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P05747 Pfam ID:PF01779
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL30
Chain IDs:OB (auth: e)
Chain Length:96
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P14120 Pfam ID:PF01248
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL31A
Chain IDs:PB (auth: f)
Chain Length:361
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0C2H8 Pfam ID:PF01198
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL32
Chain IDs:QB (auth: g)
Chain Length:127
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P38061 Pfam ID:PF01655
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL33A
Chain IDs:RB (auth: h)
Chain Length:106
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P05744 Pfam ID:PF01247
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL34A
Chain IDs:SB (auth: i)
Chain Length:112
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P87262 Pfam ID:PF01199
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein uL29A
Chain IDs:TB (auth: j)
Chain Length:119
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX84 Pfam ID:PF00831
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL36A
Chain IDs:UB (auth: k)
Chain Length:99
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P05745 Pfam ID:PF01158
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL37A
Chain IDs:VB (auth: l)
Chain Length:81
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P49166 Pfam ID:PF01907
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL38
Chain IDs:WB (auth: m)
Chain Length:77
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P49167 Pfam ID:PF01781
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL39
Chain IDs:XB (auth: n)
Chain Length:50
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P04650 Pfam ID:PF00832
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL40A
Chain IDs:YB (auth: o)
Chain Length:52
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CH08 Pfam ID:PF01020
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL41A
Chain IDs:ZB (auth: p)
Chain Length:203
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX86 Pfam ID:PF05162
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL42A
Chain IDs:AC (auth: q)
Chain Length:103
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX27 Pfam ID:PF00935
Protein Blast
Polymer Type:polypeptide(L)
Description:Large ribosomal subunit protein eL43A
Chain IDs:BC (auth: r)
Chain Length:183
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
UniProt ID:P0CX25 Pfam ID:PF01780
Polymer Type:polyribonucleotide
Description:tRNA
Chain IDs:IA (auth: s)
Chain Length:185
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
Polymer Type:polyribonucleotide
Description:tRNA
Chain IDs:JA (auth: t)
Chain Length:75
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C
Protein Blast
Polymer Type:polypeptide(L)
Description:Elongation factor 1-alpha 1
Chain IDs:CC (auth: x)
Chain Length:462
Number of Molecules:1
Biological Source:Oryctolagus cuniculus
UniProt ID:P68105 Pfam ID:PF00009, PF03144, PF22594
Ligand Molecules
NA
Primary Citation
Snapshots of ribosome dynamics near atomic resolution in situ: a full insight into eukaryotic elongation cycle
To Be Published ? ? ? (?)
Primary Citation of related structures
8Z70