Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

8QP9

Cryo-EM Structure of Pre-B+AMPPNP Complex (core part)

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(7)
Splicing factor 3A subunit 1polymer79388991.11UniProt (Q15459)
Pfam (PF01805)
Pfam (PF12230)
Pfam (PF00240)
Homo sapiens (human)SF3a120,Spliceosome-associated protein 114,SAP 114
2B
(B)
U5 small nuclear ribonucleoprotein 200 kDa helicasepolymer2136244823.41UniProt (O75643)
Pfam (PF21188)
Pfam (PF18149)
Pfam (PF00270)
Pfam (PF00271)
Pfam (PF02889)
Homo sapiens (human)Activating signal cointegrator 1 complex subunit 3-like 1,BRR2 homolog,U5 snRNP-specific 200 kDa protein,U5-200KD
3C
(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
4D
(D)
Thioredoxin-like protein 4Apolymer14216807.31UniProt (P83876)
Pfam (PF02966)
Homo sapiens (human)DIM1 protein homolog,Spliceosomal U5 snRNP-specific 15 kDa protein,Thioredoxin-like U5 snRNP protein U5-15kD
5E
(J)
U4/U6 small nuclear ribonucleoprotein Prp3polymer68377669.21UniProt (O43395)
Pfam (PF01480)
Pfam (PF08572)
Pfam (PF06544)
Homo sapiens (human)Pre-mRNA-splicing factor 3,hPrp3,U4/U6 snRNP 90 kDa protein
6F
(L)
U4/U6 small nuclear ribonucleoprotein Prp31polymer49955529.01UniProt (Q8WWY3)
Pfam (PF01798)
Pfam (PF09785)
Homo sapiens (human)Pre-mRNA-processing factor 31,Serologically defined breast cancer antigen NY-BR-99,U4/U6 snRNP 61 kDa protein,Protein 61K,hPrp31
7G
(R)
RNA-binding protein 42polymer48050477.91UniProt (Q9BTD8)
Pfam (PF00076)
Homo sapiens (human)RNA-binding motif protein 42
8H
(S)
U4/U6.U5 tri-snRNP-associated protein 1polymer80090414.11UniProt (O43290)
Pfam (PF19252)
Pfam (PF03343)
Homo sapiens (human)SNU66 homolog,hSnu66,Squamous cell carcinoma antigen recognized by T-cells 1,SART-1,hSART-1,U4/U6.U5 tri-snRNP-associated 110 kDa protein
9I
(U)
Ubiquitin carboxyl-terminal hydrolase 39polymer56565481.41UniProt (Q53GS9)
Pfam (PF02148)
Pfam (PF00443)
Homo sapiens (human)SAD1 homolog,U4/U6.U5 tri-snRNP-associated 65 kDa protein
10J
(X)
U4/U6.U5 small nuclear ribonucleoprotein 27 kDa proteinpolymer15518915.41UniProt (Q8WVK2)
Pfam (PF08648)
Homo sapiens (human)U4/U6.U5 snRNP 27 kDa protein,U4/U6.U5-27K,Nucleic acid-binding protein RY-1,U4/U6.U5 tri-snRNP-associated 27 kDa protein,27K,U4/U6.U5 tri-snRNP-associated protein 3
11K
(G)
Probable ATP-dependent RNA helicase DDX23polymer82095785.11UniProt (Q9BUQ8)
Pfam (PF00270)
Pfam (PF00271)
Homo sapiens (human)
12L
(6)
U6 snRNApolymer10634098.31GenBank (NR_004394.1)Homo sapiens (human)
13M
(5)
U5 snRNApolymer11737254.91GenBank (20330981)Homo sapiens (human)
14N
(4)
U4 snRNApolymer14446181.31GenBank (340142)Homo sapiens (human)
15O
(A)
Pre-mRNA-processing-splicing factor 8polymer2335273974.31UniProt (Q6P2Q9)
Pfam (PF12134)
Pfam (PF01398)
Pfam (PF08084)
Pfam (PF08082)
Pfam (PF08083)
Pfam (PF10598)
Pfam (PF10597)
Pfam (PF10596)
Homo sapiens (human)220 kDa U5 snRNP-specific protein,PRP8 homolog,Splicing factor Prp8,p220
16P
(N)
Pre-mRNA-processing factor 6polymer941107092.21UniProt (O94906)
Pfam (PF06424)
Pfam (PF14559)
Pfam (PF13432)
Homo sapiens (human)Androgen receptor N-terminal domain-transactivating protein 1,ANT-1,PRP6 homolog,U5 snRNP-associated 102 kDa protein,U5-102 kDa protein
17Q
(A)
INOSITOL HEXAKISPHOSPHATEnon-polymer660.01Chemie (IHP)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains16
Total formula weight1413055.6
Non-Polymers*Number of molecules1
Total formula weight660.0
All*Total formula weight1413715.6
*Water molecules are not included.

237735

PDB entries from 2025-06-18

PDB statisticsPDBj update infoContact PDBjnumon