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

2XB2

Crystal structure of the core Mago-Y14-eIF4AIII-Barentsz-UPF3b assembly shows how the EJC is bridged to the NMD machinery

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, K
(A, X)
EUKARYOTIC INITIATION FACTOR 4A-IIIpolymer41146931.02UniProt (P38919)
Pfam (PF00270)
Pfam (PF00271)
HOMO SAPIENS (HUMAN)EIF4AIII, EUKARYOTIC TRANSLATION INITIATION FACTOR 4A ISOFORM 3, ATP-DEPENDENT RNA HELICASE EIF4A-3, ATP-DEPENDENT RNA HELICASE DDX48, DEAD BOX PROTEIN 48, EUKARYOTIC INITIATION FACTOR 4A-LIKE NUK-34, NUCLEAR MATRIX PROTEIN 265, NMP 265
2B, L
(C, Y)
PROTEIN MAGO NASHI HOMOLOGpolymer14617189.62UniProt (P61326)
Pfam (PF02792)
HOMO SAPIENS (HUMAN)MAGO
3C, M
(D, Z)
RNA-BINDING PROTEIN 8Apolymer9010313.52UniProt (Q9Y5S9)
Pfam (PF00076)
HOMO SAPIENS (HUMAN)RNA-BINDING MOTIF PROTEIN 8A, Y14, RIBONUCLEOPROTEIN RBM8A, RNA-BINDING PROTEIN Y14, BINDER OF OVCA1-1, BOV-1
4D, G
(E, R)
RNA POLY-U-RIBONUCLEOTIDEpolymer154547.52SYNTHETIC CONSTRUCT
5E
(F)
PUTATIVE REGULATOR OF NONSENSE TRANSCRIPTS 3Bpolymer3375.41UniProt (by SIFTS) (Q9BZI7)HOMO SAPIENS (HUMAN)
6F, J
(G, U)
REGULATOR OF NONSENSE TRANSCRIPTS 3Bpolymer606809.52UniProt (Q9BZI7)HOMO SAPIENS (HUMAN)UPF3B, NONSENSE MRNA REDUCING FACTOR 3B, UP-FRAMESHIFT SUPPRESSOR 3 HOMOLOG B, UP-FRAMESHIFT SUPPRESSOR 3 HOMOLOG ON CHROMOSOME X, HUPF3P-X
7H, I
(S, T)
PROTEIN CASC3polymer15017713.52UniProt (O15234)
Pfam (PF09405)
HOMO SAPIENS (HUMAN)BARENTSZ, CANCER SUSCEPTIBILITY CANDIDATE GENE 3 PROTEIN, METASTATIC LYMPH NODE GENE 51 PROTEIN, MLN 51, BTZ
8N, P
(A, X)
MAGNESIUM IONnon-polymer24.32Chemie (MG)
9O, Q
(A, X)
PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTERnon-polymer506.22Chemie (ANP)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains13
Total formula weight207384.6
Non-Polymers*Number of molecules4
Total formula weight1061.0
All*Total formula weight208445.6
*Water molecules are not included.

246333

PDB entries from 2025-12-17

PDB statisticsPDBj update infoContact PDBjnumon