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3JD5

Cryo-EM structure of the small subunit of the mammalian mitochondrial ribosome

Replaces:  3J6V
Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
28S ribosomal RNA, mitochondialpolymer955306932.71Bos taurus (bovine)
2B
(B)
28S ribosomal protein S2, mitochondrialpolymer29331775.51UniProt (P82923)
Pfam (PF00318)
Bos taurus (bovine)MRP-S2, S2mt
3C
(C)
28S ribosomal protein S24, mitochondrialpolymer16719111.51UniProt (Q2M2T7)
Pfam (PF14955)
Bos taurus (bovine)MRP-S24, S24mt
4D
(E)
28S ribosomal protein S5, mitochondrialpolymer43047956.91UniProt (Q2KID9)
Pfam (PF21251)
Pfam (PF00333)
Pfam (PF03719)
Bos taurus (bovine)MRP-S5, S5mt
5E
(F)
28S ribosomal protein S6, mitochondrialpolymer12414171.61UniProt (P82931)
Pfam (PF01250)
Bos taurus (bovine)MRP-S6, S6mt
6F
(G)
28S ribosomal protein S7, mitochondrialpolymer24228179.01UniProt (Q3T040)
Pfam (PF00177)
Bos taurus (bovine)MRP-S7, S7mt
7G
(I)
28S ribosomal protein S9, mitochondrialpolymer39645302.81UniProt (Q58DQ5)
Pfam (PF00380)
Bos taurus (bovine)MRP-S9, S9mt
8H
(J)
28S ribosomal protein S10, mitochondrialpolymer20123069.61UniProt (P82670)
Pfam (PF00338)
Bos taurus (bovine)MRP-S10, S10mt
9I
(K)
28S ribosomal protein S11, mitochondrialpolymer19720869.01UniProt (P82911)
Pfam (PF00411)
Bos taurus (bovine)MRP-S11, S11mt
10J
(L)
28S ribosomal protein S12, mitochondrialpolymer13915479.31UniProt (Q29RU1)
Pfam (PF00164)
Bos taurus (bovine)MRP-S12, S12mt
11K
(N)
28S ribosomal protein S14, mitochondrialpolymer12815073.71UniProt (Q6B860)
Pfam (PF00253)
Bos taurus (bovine)MRP-S14, S14mt
12L
(O)
28S ribosomal protein S15, mitochondrialpolymer25629245.31UniProt (E1BBB4)
Pfam (PF00312)
UniProt (by SIFTS) (P82913)
Bos taurus (bovine)
13M
(P)
28S ribosomal protein S16, mitochondrialpolymer13515157.61UniProt (P82915)
Pfam (PF00886)
Bos taurus (bovine)MRP-S16, S16mt
14N
(Q)
28S ribosomal protein S17, mitochondrialpolymer13014497.11UniProt (P82916)
Pfam (PF00366)
Bos taurus (bovine)MRP-S17, S17mt
15O
(R)
28S ribosomal protein S18c, mitochondrialpolymer14316240.31UniProt (P82917)
Pfam (PF01084)
Bos taurus (bovine)MRP-S18-c, Mrps18-c, S18mt-c, 28S ribosomal protein S18-1, mitochondrial, MRP-S18-1
16P
(U)
28S ribosomal protein S21, mitochondrialpolymer8710697.61UniProt (P82920)
Pfam (PF01165)
Bos taurus (bovine)MRP-S21, S21mt
17Q
(a)
28S ribosomal protein S22, mitochondrialpolymer35940720.61UniProt (P82649)
Pfam (PF10245)
Bos taurus (bovine)MRP-S22, S22mt
18R
(b)
28S ribosomal protein S23, mitochondrialpolymer19021625.51UniProt (Q2NL27)
Pfam (PF10484)
Bos taurus (bovine)MRP-S23, S23mt
19S
(c)
28S ribosomal protein S25, mitochondrialpolymer17320085.31UniProt (P82669)
Pfam (PF05047)
Bos taurus (bovine)MRP-S25, S25mt
20T
(d)
28S ribosomal protein S26, mitochondrialpolymer20523815.91UniProt (Q3SZ86)
Pfam (PF14943)
Bos taurus (bovine)MRP-S26, S26mt
21U
(e)
28S ribosomal protein S27, mitochondrialpolymer41548017.91UniProt (Q32PI8)
Pfam (PF10037)
Bos taurus (bovine)MRP-S27, S27mt
22V
(f)
28S ribosomal protein S28, mitochondrialpolymer18921078.01UniProt (P82928)
Pfam (PF10246)
Bos taurus (bovine)MRP-S28, S28mt
23W
(g)
28S ribosomal protein S29, mitochondrialpolymer39745634.71UniProt (P82922)
Pfam (PF10236)
Bos taurus (bovine)MRP-S29, S29mt, Death-associated protein 3, DAP-3
24X
(h)
28S ribosomal protein S31, mitochondrialpolymer38643740.51UniProt (P82925)
Pfam (PF15433)
Bos taurus (bovine)MRP-S31, S31mt
25Y
(i)
28S ribosomal protein S33, mitochondrialpolymer10612480.61UniProt (P82926)
Pfam (PF08293)
Bos taurus (bovine)MRP-S33, S33mt
26Z
(j)
28S ribosomal protein S34, mitochondrialpolymer21825880.81UniProt (P82929)
Pfam (PF16053)
Bos taurus (bovine)MRP-S34, S34mt
27AA
(k)
28S ribosomal protein S35, mitochondrialpolymer32537129.71UniProt (Q2YDF6)
Pfam (PF10213)
Bos taurus (bovine)MRP-S35, S35mt, 28S ribosomal protein S28, mitochondrial, MRP-S28, S28mt
28BA
(m)
Coiled-coil-helix-coiled-coil-helix domain containing 1polymer11813582.01UniProt (Q2HJE8)
Pfam (PF06747)
Bos taurus (bovine)
29CA
(n)
Aurora kinase A interacting protein 1polymer19922968.41UniProt (Q0VCJ1)
Pfam (PF08213)
Bos taurus (bovine)
30DA
(o)
Pentatricopeptide repeat domain-containing protein 3, mitochondrialpolymer57560587.81UniProt (Q2KI62)
Pfam (PF22330)
Pfam (PF13812)
Bos taurus (bovine)28S ribosomal protein S39, mitochondrial, MRP-S39
31EA
(p)
28S ribosomal protein S18b, mitochondrialpolymer25829217.41UniProt (P82918)
Pfam (PF01084)
Bos taurus (bovine)MRP-S18-b, Mrps18-b, S18mt-b, 28S ribosomal protein S18-2, mitochondrial, MRP-S18-2
32FA, GA
(s, z)
unknownpolymer171464.82Bos taurus (bovine)
Sequence modifications
o: 1 - 143 (UniProt: Q2KI62)
o: 371 - 383 (UniProt: Q2KI62)
o: 417 - 676 (UniProt: Q2KI62)
o: 1 - 688 (PDB: 3JD5)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains33
Total formula weight1123253.9
All*Total formula weight1123253.9
*Water molecules are not included.

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PDB entries from 2025-07-16

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