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9S2E

Human intron-lariat spliceosome-Aquarius (ILSaqr)

This is a non-PDB format compatible entry.
Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(2)
U2 snRNApolymer18759825.21Homo sapiens
2B
(3)
Splicing factor ESS-2 homologpolymer47652640.01UniProt (Q96DF8)
Pfam (PF09751)
Homo sapiens (human)DiGeorge syndrome critical region 13,DiGeorge syndrome critical region 14,DiGeorge syndrome protein H,DGS-H,Protein ES2
3C
(5)
U5 snRNApolymer11636908.71GenBank (36515)Homo sapiens (human)
4D
(6)
U6 snRNApolymer10634098.31GenBank (NR_004394.1)Homo sapiens (human)
5E
(A)
Pre-mRNA-processing-splicing factor 8polymer2335273974.31UniProt (Q6P2Q9)
Pfam (PF08082)
Pfam (PF08083)
Pfam (PF10598)
Pfam (PF10597)
Pfam (PF10596)
Pfam (PF12134)
Pfam (PF01398)
Pfam (PF08084)
Homo sapiens (human)220 kDa U5 snRNP-specific protein,PRP8 homolog,Splicing factor Prp8,p220
6F
(B)
U5 small nuclear ribonucleoprotein 200 kDa helicasepolymer2136244823.41UniProt (O75643)
Pfam (PF21188)
Pfam (PF18149)
Pfam (PF00270)
Pfam (PF00271)
Pfam (PF23445)
Pfam (PF02889)
Homo sapiens (human)Activating signal cointegrator 1 complex subunit 3-like 1,BRR2 homolog,U5 snRNP-specific 200 kDa protein,U5-200KD
7G
(C)
116 kDa U5 small nuclear ribonucleoprotein componentpolymer972109560.61UniProt (Q15029)
Pfam (PF16004)
Pfam (PF00009)
Pfam (PF03144)
Pfam (PF14492)
Pfam (PF03764)
Pfam (PF00679)
Homo sapiens (human)Elongation factor Tu GTP-binding domain-containing protein 2,SNU114 homolog,hSNU114,U5 snRNP-specific protein,116 kDa,U5-116 kDa
8H
(D)
Pre-mRNA-splicing factor ISY1 homologpolymer28533046.31UniProt (Q9ULR0)
Pfam (PF06246)
Homo sapiens (human)
9I
(DX)
ATP-dependent RNA helicase DHX15polymer79591065.81UniProt (O43143)
Pfam (PF00270)
Pfam (PF00271)
Pfam (PF04408)
Pfam (PF21010)
Pfam (PF07717)
Homo sapiens (human)ATP-dependent RNA helicase #46,DEAH box protein 15,Splicing factor Prp43,hPrp43
10J
(E)
U5 small nuclear ribonucleoprotein 40 kDa proteinpolymer35739359.51UniProt (Q96DI7)
Pfam (PF00400)
Homo sapiens (human)U5 snRNP 40 kDa protein,U5-40K,38 kDa-splicing factor,Prp8-binding protein,hPRP8BP,U5 snRNP-specific 40 kDa protein,WD repeat-containing protein 57
11K
(GC)
Intron Large complex component GCFC2polymer78189514.61UniProt (P16383)
Pfam (PF07842)
Homo sapiens (human)GC-rich sequence DNA-binding factor,GC-rich sequence DNA-binding factor 2,Transcription factor 9,TCF-9
12L
(I)
Pre-mRNA-splicing factor SYF1polymer855100148.71UniProt (Q9HCS7)
Pfam (PF23233)
Pfam (PF23220)
Pfam (PF23231)
Homo sapiens (human)Protein HCNP,XPA-binding protein 2
13M
(IN)
Intronpolymer15437015.11Homo sapiens
14N
(J)
Crooked neck-like protein 1polymer848100610.01UniProt (Q9BZJ0)
Pfam (PF23231)
Homo sapiens (human)Crooked neck homolog,hCrn
15O
(K)
Pre-mRNA-splicing factor SPF27polymer22526163.41UniProt (O75934)
Pfam (PF05700)
Homo sapiens (human)Breast carcinoma-amplified sequence 2,DNA amplified in mammary carcinoma 1 protein,Spliceosome-associated protein SPF 27
16P
(L)
Cell division cycle 5-like proteinpolymer80292406.91UniProt (Q99459)
Pfam (PF13921)
Pfam (PF11831)
Homo sapiens (human)Cdc5-like protein,Pombe cdc5-related protein
17Q
(L1)
CWF19-like protein 1polymer53860696.91UniProt (Q69YN2)
Pfam (PF04677)
Pfam (PF04676)
Homo sapiens (human)C19L1
18R
(L2)
CWF19-like protein 2polymer894103976.51UniProt (Q2TBE0)
Pfam (PF04677)
Pfam (PF04676)
Homo sapiens (human)
19S
(M)
Pre-mRNA-splicing factor SYF2polymer24328780.51UniProt (O95926)
Pfam (PF08231)
Homo sapiens (human)CCNDBP1-interactor,p29
20T
(N)
Protein BUD31 homologpolymer14417032.81UniProt (P41223)
Pfam (PF01125)
Homo sapiens (human)Protein EDG-2,Protein G10 homolog
21U
(O)
Pre-mRNA-splicing factor RBM22polymer42046959.61UniProt (Q9NW64)
Pfam (PF21369)
Pfam (PF25584)
Pfam (PF00076)
Homo sapiens (human)RNA-binding motif protein 22,Zinc finger CCCH domain-containing protein 16
22V
(P)
Spliceosome-associated protein CWC15 homologpolymer22926674.41UniProt (Q9P013)
Pfam (PF04889)
Homo sapiens (human)
23W
(Q)
Intron-binding protein aquariuspolymer1485171502.51UniProt (O60306)
Pfam (PF16399)
Pfam (PF21143)
Pfam (PF21144)
Pfam (PF13086)
Pfam (PF13087)
Homo sapiens (human)Intron-binding protein of 160 kDa,IBP160
24X
(R)
SNW domain-containing protein 1polymer53661770.61UniProt (Q13573)
Pfam (PF02731)
Homo sapiens (human)Nuclear protein SkiP,Nuclear receptor coactivator NCoA-62,Ski-interacting protein
25Y
(S)
Peptidyl-prolyl cis-trans isomerase-like 1polymer16618257.81UniProt (Q9Y3C6)
Pfam (PF00160)
Homo sapiens (human)PPIase,Rotamase PPIL1
26Z
(T)
Pleiotropic regulator 1polymer51457280.81UniProt (O43660)
Pfam (PF00400)
Homo sapiens (human)
27AA
(TF)
Tuftelin-interacting protein 11polymer83796945.71UniProt (Q9UBB9)
Pfam (PF12457)
Pfam (PF01585)
Pfam (PF07842)
Homo sapiens (human)Septin and tuftelin-interacting protein 1,STIP-1
28BA
(W)
Pre-mRNA-processing factor 17polymer57965612.21UniProt (O60508)
Pfam (PF00400)
Homo sapiens (human)Cell division cycle 40 homolog,EH-binding protein 3,Ehb3,PRP17 homolog,hPRP17
29CA
(YB)
Probable splicing factor YJU2Bpolymer39644876.41UniProt (P13994)
Pfam (PF04502)
Homo sapiens (human)Coiled-coil domain-containing protein 130
30DA
(Z)
Coiled-coil domain-containing protein 12polymer16619223.81UniProt (Q8WUD4)
Pfam (PF08315)
Homo sapiens (human)
31EA
(a)
Small nuclear ribonucleoprotein Sm D3polymer12613940.31UniProt (P62318)
Pfam (PF01423)
Homo sapiens (human)Sm-D3,snRNP core protein D3
32FA
(b)
Small nuclear ribonucleoprotein-associated proteins B and B'polymer24024642.11UniProt (P14678)
Pfam (PF01423)
Homo sapiens (human)snRNP-B,Sm protein B/B',Sm-B/B',SmB/B'
33GA
(c)
Small nuclear ribonucleoprotein Sm D1polymer11913310.71UniProt (P62314)
Pfam (PF01423)
Homo sapiens (human)Sm-D1,Sm-D autoantigen,snRNP core protein D1
34HA
(d)
Small nuclear ribonucleoprotein Sm D2polymer11813551.91UniProt (P62316)
Pfam (PF01423)
Homo sapiens (human)Sm-D2,snRNP core protein D2
35IA
(e)
Small nuclear ribonucleoprotein Epolymer9210817.61UniProt (P62304)
Pfam (PF01423)
Homo sapiens (human)snRNP-E,Sm protein E,Sm-E,SmE
36JA
(f)
Small nuclear ribonucleoprotein Fpolymer869734.21UniProt (P62306)
Pfam (PF01423)
Homo sapiens (human)snRNP-F,Sm protein F,SmF
37KA
(g)
Small nuclear ribonucleoprotein Gpolymer768508.11UniProt (P62308)
Pfam (PF01423)
Homo sapiens (human)snRNP-G,Sm protein G,Sm-G,SmG
38LA, MA, NA, OA
(q, r, s, t)
Pre-mRNA-processing factor 19polymer50455245.54UniProt (Q9UMS4)
Pfam (PF04564)
Pfam (PF08606)
Pfam (PF24814)
Homo sapiens (human)Nuclear matrix protein 200,PRP19/PSO4 homolog,hPso4,RING-type E3 ubiquitin transferase PRP19,Senescence evasion factor
39PA
(y)
Peptidyl-prolyl cis-trans isomerase Epolymer30133475.81UniProt (Q9UNP9)
Pfam (PF00076)
Pfam (PF00160)
Homo sapiens (human)PPIase E,Cyclophilin E,Cyclophilin-33,Rotamase E
40QA, RA, SA, TA, UA...
(6, C)
MAGNESIUM IONnon-polymer24.37Chemie (MG)
PubChem (888)
41WA
(A)
INOSITOL HEXAKISPHOSPHATEnon-polymer660.01Chemie (IHP)
42XA
(C)
GUANOSINE-5'-TRIPHOSPHATEnon-polymer523.21Chemie (GTP)
43AB, BB, CB, DB, ZA
(N, YB, L2)
ZINC IONnon-polymer65.45Chemie (ZN)
PubChem (32051)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains42
Total formula weight2589714.2
Non-Polymers*Number of molecules14
Total formula weight1680.4
All*Total formula weight2591394.6
*Water molecules are not included.

260320

PDB entries from 2026-09-30

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