6AHD

The Cryo-EM Structure of Human Pre-catalytic Spliceosome (B complex) at 3.8 angstrom resolution


Sequence Similarity Clusters for the Entities in PDB 6AHD

Entity #1 | Chains: A
Pre-mRNA-processing-splicing factor 8 protein, length: 2335 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 7 18 3822
95 % 7 18 4330
90 % 7 18 4519
70 % 7 19 4253
50 % 11 41 1788
40 % 11 41 1834
30 % 11 41 1853
Entity #10 | Chains: L
U4/U6 small nuclear ribonucleoprotein Prp31 protein, length: 499 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 3 6 16206
95 % 3 6 16566
90 % 3 6 16285
70 % 3 6 15258
50 % 3 6 13776
40 % 3 6 11215
30 % 3 6 11723
Entity #11 | Chains: 9
U4/U6.U5 tri-snRNP-associated protein 1 protein, length: 800 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 3 4 28346
95 % 3 4 19144
90 % 3 4 22057
70 % 3 4 20299
50 % 3 4 17972
40 % 3 4 16562
30 % 3 4 15321
Entity #12 | Chains: J
U4/U6 small nuclear ribonucleoprotein Prp3 protein, length: 683 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 3 6 17845
95 % 3 6 16565
90 % 3 6 16284
70 % 3 6 15257
50 % 3 6 13775
40 % 3 6 12831
30 % 3 6 11722
Entity #13 | Chains: U,a,i
SmB protein, length: 231 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 7 17 1332
95 % 7 17 1773
90 % 7 17 1796
70 % 7 17 1841
50 % 7 17 1917
40 % 7 17 1952
30 % 7 17 1962
Entity #14 | Chains: V,b,j
Small nuclear ribonucleoprotein Sm D1 protein, length: 119 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 12 23 574
95 % 12 23 775
90 % 12 23 804
70 % 12 24 807
50 % 12 24 846
40 % 12 24 878
30 % 12 24 915
Entity #15 | Chains: P,c,k
Small nuclear ribonucleoprotein Sm D2 protein, length: 118 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 17 28 500
95 % 19 30 652
90 % 19 30 683
70 % 19 30 709
50 % 26 58 458
40 % 26 58 489
30 % 26 58 503
Entity #16 | Chains: Q,d,l
SmE protein, length: 86 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 17 28 519
95 % 17 28 699
90 % 17 28 735
70 % 17 28 769
50 % 17 28 813
40 % 17 28 840
30 % 17 28 879
Entity #17 | Chains: R,e,m
SmF protein, length: 92 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 18 29 497
95 % 18 29 672
90 % 18 29 703
70 % 18 29 732
50 % 18 29 768
40 % 18 29 802
30 % 18 29 839
Entity #18 | Chains: S,f,n
Small nuclear ribonucleoprotein G protein, length: 76 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 18 29 493
95 % 18 29 663
90 % 18 29 695
70 % 18 29 720
50 % 25 57 468
40 % 25 58 490
30 % 25 58 505
Entity #19 | Chains: T,g,h
Small nuclear ribonucleoprotein Sm D3 protein, length: 126 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 9 19 905
95 % 9 20 1126
90 % 9 20 1161
70 % 9 20 1200
50 % 9 20 1236
40 % 9 20 1267
30 % 9 20 1307
Entity #2 | Chains: I
U4snRNA rna, length: 144 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
Entity #20 | Chains: E
U5 small nuclear ribonucleoprotein 40 kDa protein protein, length: 357 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 6 16 4476
95 % 6 16 5108
90 % 6 16 5170
70 % 6 16 5130
50 % 6 16 4982
40 % 6 16 4847
30 % 6 16 4687
Entity #21 | Chains: X
WW domain-binding protein 4 protein, length: 376 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 1 2 40523
95 % 1 2 34723
90 % 1 2 33181
70 % 1 2 29710
50 % 1 2 25904
40 % 1 2 23657
30 % 1 2 21061
Entity #22 | Chains: W
Peptidyl-prolyl cis-trans isomerase H protein, length: 177 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 3 4 24205
95 % 3 4 20210
90 % 3 4 19737
70 % 3 4 18292
50 % 239 249 134
40 % 241 251 151
30 % 241 251 157
Entity #23 | Chains: A0
Ubiquitin-like protein 5 protein, length: 73 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 2 2 13767
95 % 2 2 13585
90 % 2 2 13379
70 % 2 2 12698
50 % 2 2 11603
40 % 2 2 10890
30 % 2 2 10052
Entity #24 | Chains: 0
Microfibrillar-associated protein 1 protein, length: 439 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 1 2 58990
95 % 1 2 43310
90 % 1 2 41203
70 % 1 2 36377
50 % 1 2 31470
40 % 1 2 28564
30 % 1 2 25251
Entity #25 | Chains: Z
Pre-mRNA-splicing factor 38A protein, length: 312 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 1 2 57832
95 % 1 2 41948
90 % 1 2 39908
70 % 1 2 35325
50 % 1 2 30587
40 % 1 2 27764
30 % 1 2 24591
Entity #26 | Chains: 8
Zinc finger matrin-type protein 2 protein, length: 199 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 1 2 40522
95 % 1 2 34722
90 % 1 2 33180
70 % 1 2 29709
50 % 1 2 25903
40 % 1 2 23656
30 % 1 2 21060
Entity #27 | Chains: Y
WD40 repeat-containing protein SMU1 protein, length: 513 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 3 4 7157
95 % 3 4 7332
90 % 3 4 7322
70 % 3 4 6835
50 % 3 4 6804
40 % 3 4 6561
30 % 3 4 5993
Entity #28 | Chains: H
U2snRNA rna, length: 188 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
Entity #29 | Chains: o
U2 small nuclear ribonucleoprotein A' protein, length: 255 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 5 11 7659
95 % 5 14 6173
90 % 5 14 6204
70 % 5 14 6052
50 % 5 14 5788
40 % 5 14 5631
30 % 5 14 5385
Entity #3 | Chains: B
U5snRNA rna, length: 117 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
Entity #30 | Chains: p
U2 small nuclear ribonucleoprotein B'' protein, length: 225 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 5 14 5373
95 % 5 14 6080
90 % 5 14 6120
70 % 5 14 6040
50 % 5 14 5777
40 % 5 14 5620
30 % 5 14 5371
Entity #31 | Chains: u
Splicing factor 3A subunit 1 protein, length: 793 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 1 6 17558
95 % 1 6 16159
90 % 1 6 15855
70 % 1 6 14906
50 % 1 6 13479
40 % 1 6 12547
30 % 1 6 11489
Entity #32 | Chains: v
Splicing factor 3A subunit 2 protein, length: 464 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 1 7 13836
95 % 1 7 13160
90 % 1 7 12969
70 % 1 7 12314
50 % 1 7 10796
40 % 1 7 10553
30 % 1 7 9747
Entity #33 | Chains: w
Splicing factor 3A subunit 3 protein, length: 501 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 2 7 12882
95 % 2 7 12939
90 % 2 7 12751
70 % 2 7 12138
50 % 2 7 11073
40 % 2 7 10402
30 % 2 7 9622
Entity #34 | Chains: q
U6 snRNA-associated Sm-like protein LSm2 protein, length: 95 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 3 6 17945
95 % 3 6 16702
90 % 3 6 16420
70 % 3 6 15366
50 % 10 18 3436
40 % 10 18 3484
30 % 10 18 3413
Entity #35 | Chains: r
U6 snRNA-associated Sm-like protein LSm3 protein, length: 102 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 3 6 17088
95 % 3 6 15410
90 % 3 6 13518
70 % 3 6 14298
50 % 4 7 3851
40 % 4 7 3942
30 % 4 7 3742
Entity #36 | Chains: s
U6 snRNA-associated Sm-like protein LSm4 protein, length: 139 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 3 6 17946
95 % 3 6 16449
90 % 3 6 16422
70 % 3 6 15369
50 % 3 6 12585
40 % 3 6 12915
30 % 3 6 11799
Entity #37 | Chains: t
U6 snRNA-associated Sm-like protein LSm5 protein, length: 91 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 3 6 17486
95 % 3 6 16036
90 % 3 6 15735
70 % 3 6 14803
50 % 3 6 13392
40 % 3 6 12469
30 % 3 6 11419
Entity #38 | Chains: x
U6 snRNA-associated Sm-like protein LSm6 protein, length: 80 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 3 6 16673
95 % 3 6 14797
90 % 3 6 14565
70 % 3 6 13788
50 % 5 8 7310
40 % 5 9 5887
30 % 5 9 5612
Entity #39 | Chains: y
U6 snRNA-associated Sm-like protein LSm7 protein, length: 103 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 3 6 15074
95 % 3 6 14591
90 % 3 6 15379
70 % 3 6 13613
50 % 3 6 12794
40 % 3 6 11593
30 % 3 6 11208
Entity #4 | Chains: F
U6snRNA rna, length: 107 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
Entity #40 | Chains: z
U6 snRNA-associated Sm-like protein LSm8 protein, length: 96 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 3 6 16672
95 % 3 6 14796
90 % 3 6 14563
70 % 3 6 13787
50 % 3 6 12530
40 % 3 6 11715
30 % 3 6 10762
Entity #41 | Chains: K
U4/U6 small nuclear ribonucleoprotein Prp4 protein, length: 522 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 3 4 23782
95 % 3 6 15790
90 % 3 6 15522
70 % 3 6 14618
50 % 3 6 13222
40 % 3 6 12312
30 % 3 6 11287
Entity #42 | Chains: 1
Splicing factor 3B subunit 1 protein, length: 1304 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 3 11 7391
95 % 3 11 8170
90 % 3 11 8105
70 % 3 11 7895
50 % 3 11 7425
40 % 3 11 7150
30 % 3 11 6720
Entity #43 | Chains: 3
Splicing factor 3B subunit 3 protein, length: 1217 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 3 11 7424
95 % 4 12 7782
90 % 4 12 7742
70 % 4 12 7280
50 % 5 13 5731
40 % 5 13 5581
30 % 5 13 5328
Entity #44 | Chains: 5
SF3b14a, Splicing factor 3B subunit 6 protein, length: 125 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 2 8 7726
95 % 4 10 5851
90 % 4 10 5879
70 % 4 10 5819
50 % 4 10 5591
40 % 4 10 5453
30 % 4 10 5203
Entity #45 | Chains: 6
PHD finger-like domain-containing protein 5A protein, length: 110 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 4 11 7392
95 % 5 12 6617
90 % 5 12 6513
70 % 5 12 6551
50 % 5 12 6133
40 % 5 12 6071
30 % 5 12 5785
Entity #46 | Chains: 7
SF3b5, Splicing factor 3B subunit 5 protein, length: 86 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 4 12 7060
95 % 4 12 7542
90 % 4 12 7520
70 % 4 12 7364
50 % 4 12 6961
40 % 4 12 6715
30 % 4 12 6336
Entity #47 | Chains: 2
SF3b145, Splicing factor 3B subunit 2 protein, length: 895 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 2 8 10196
95 % 2 8 10954
90 % 2 8 10839
70 % 2 8 10412
50 % 2 8 9638
40 % 2 8 9198
30 % 2 8 8563
Entity #48 | Chains: 4
SF3b49, Splicing factor 3B subunit 4 protein, length: 424 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 2 6 15154
95 % 2 6 15789
90 % 2 6 15521
70 % 2 6 14617
50 % 2 6 13221
40 % 2 6 12311
30 % 2 6 11286
Entity #49 | Chains: D
Brr2, U5 small nuclear ribonucleoprotein 200 kDa helicase protein, length: 2136 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 4 13 5593
95 % 4 13 6498
90 % 4 13 6509
70 % 4 13 6425
50 % 4 13 6137
40 % 6 25 2996
30 % 6 25 2969
Entity #5 | Chains: G
pre-mRNA rna, length: 274 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
Entity #6 | Chains: O
Thioredoxin-like protein 4A protein, length: 142 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 7 10 4171
95 % 7 10 5206
90 % 7 10 5453
70 % 7 10 5080
50 % 7 16 3561
40 % 7 16 3589
30 % 7 16 3455
Entity #7 | Chains: C
116 kDa U5 small nuclear ribonucleoprotein component protein, length: 972 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 4 15 4936
95 % 7 18 4627
90 % 7 18 4684
70 % 7 18 4654
50 % 7 19 4234
40 % 7 19 4175
30 % 12 42 1786
Entity #8 | Chains: N
Pre-mRNA-processing factor 6 protein, length: 941 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 2 5 20367
95 % 2 5 18024
90 % 3 6 15160
70 % 3 6 14629
50 % 3 6 11726
40 % 3 6 12095
30 % 3 6 11089
Entity #9 | Chains: M
NHP2-like protein 1 protein, length: 128 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
100 % 7 10 4220
95 % 7 11 4801
90 % 7 11 4915
70 % 12 26 1894
50 % 19 34 1375
40 % 20 35 1367
30 % 19 34 1463

Instructions

In the table for each entity, view a list of similar sequences by selecting the link associated with the percentage cutoff.



View more detailed documentation on the redundancy reduction and sequence clustering procedure used by RCSB PDB.

You can also use the structure comparison tool to compare any 2 given structures