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5M32

Human 26S proteasome in complex with Oprozomib

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, O
(A, O)
Proteasome subunit alpha type-2polymer23425927.52UniProt (P25787)
Pfam (PF10584)
Pfam (PF00227)
Homo sapiens (Human)Macropain subunit C3,Multicatalytic endopeptidase complex subunit C3,Proteasome component C3
2B, P
(B, P)
Proteasome subunit alpha type-4polymer26129525.82UniProt (P25789)
Pfam (PF10584)
Pfam (PF00227)
Homo sapiens (Human)Macropain subunit C9,Multicatalytic endopeptidase complex subunit C9,Proteasome component C9,Proteasome subunit L
3C
(C)
Proteasome subunit alpha type-7polymer23426164.71UniProt (O14818)
Pfam (PF10584)
Pfam (PF00227)
Homo sapiens (Human)Proteasome subunit RC6-1,Proteasome subunit XAPC7
4D, R
(D, R)
Proteasome subunit alpha type-5polymer24126436.02UniProt (P28066)
Pfam (PF10584)
Pfam (PF00227)
Homo sapiens (Human)Macropain zeta chain,Multicatalytic endopeptidase complex zeta chain,Proteasome zeta chain
5E
(E)
Proteasome subunit alpha type-1polymer23426203.81UniProt (P25786)
Pfam (PF00227)
Pfam (PF10584)
Homo sapiens (Human)30 kDa prosomal protein,PROS-30,Macropain subunit C2,Multicatalytic endopeptidase complex subunit C2,Proteasome component C2,Proteasome nu chain
6F, T
(F, T)
Proteasome subunit alpha type-3polymer25528469.32UniProt (P25788)
Pfam (PF10584)
Pfam (PF00227)
Homo sapiens (Human)Macropain subunit C8,Multicatalytic endopeptidase complex subunit C8,Proteasome component C8
7G, U
(G, U)
Proteasome subunit alpha type-6polymer24627432.52UniProt (P60900)
Pfam (PF10584)
Pfam (PF00227)
Homo sapiens (Human)27 kDa prosomal protein,p27K,Macropain iota chain,Multicatalytic endopeptidase complex iota chain,Proteasome iota chain
8H, V
(H, V)
Proteasome subunit beta type-7polymer27730000.42UniProt (Q99436)
Pfam (PF00227)
Pfam (PF12465)
Homo sapiens (Human)Macropain chain Z,Multicatalytic endopeptidase complex chain Z,Proteasome subunit Z
9I, W
(I, W)
Proteasome subunit beta type-3polymer20522972.92UniProt (P49720)
Pfam (PF00227)
Homo sapiens (Human)Proteasome chain 13,Proteasome component C10-II,Proteasome theta chain
10J, X
(J, X)
Proteasome subunit beta type-2polymer19622349.72UniProt (P49721)
Pfam (PF00227)
Homo sapiens (Human)Macropain subunit C7-I,Multicatalytic endopeptidase complex subunit C7-I,Proteasome component C7-I
11K, Y
(K, Y)
Proteasome subunit beta type-5polymer20422484.42UniProt (P28074)
Pfam (PF00227)
Homo sapiens (Human)Macropain epsilon chain,Multicatalytic endopeptidase complex epsilon chain,Proteasome chain 6,Proteasome epsilon chain,Proteasome subunit MB1,Proteasome subunit X
12L, Z
(L, Z)
Proteasome subunit beta type-1polymer24126522.42UniProt (P20618)
Pfam (PF00227)
Homo sapiens (Human)Macropain subunit C5,Multicatalytic endopeptidase complex subunit C5,Proteasome component C5,Proteasome gamma chain
13AA, M
(M, a)
Proteasome subunit beta type-4polymer26429231.22UniProt (P28070)
Pfam (PF00227)
Homo sapiens (Human)26 kDa prosomal protein,PROS-26,Macropain beta chain,Multicatalytic endopeptidase complex beta chain,Proteasome beta chain,Proteasome chain 3,HsN3
14BA, N
(N, b)
Proteasome subunit beta type-6polymer23925377.72UniProt (P28072)
Pfam (PF00227)
Homo sapiens (Human)Macropain delta chain,Multicatalytic endopeptidase complex delta chain,Proteasome delta chain,Proteasome subunit Y
15Q
(Q)
Proteasome subunit alpha type-7polymer23526351.01UniProt (O14818)
Pfam (PF10584)
Pfam (PF00227)
Homo sapiens (Human)Proteasome subunit RC6-1,Proteasome subunit XAPC7
16S
(S)
Proteasome subunit alpha type-1polymer23826632.31UniProt (P25786)
Pfam (PF10584)
Pfam (PF00227)
Homo sapiens (Human)30 kDa prosomal protein,PROS-30,Macropain subunit C2,Multicatalytic endopeptidase complex subunit C2,Proteasome component C2,Proteasome nu chain
17CA
(c)
26S protease regulatory subunit 7polymer43348700.81UniProt (P35998)
Pfam (PF21236)
Pfam (PF00004)
Pfam (PF17862)
Homo sapiens (Human)26S proteasome AAA-ATPase subunit RPT1,Proteasome 26S subunit ATPase 2,Protein MSS1
18DA
(d)
26S protease regulatory subunit 4polymer42847914.01UniProt (P62191)
Pfam (PF16450)
Pfam (PF00004)
Pfam (PF17862)
Homo sapiens (Human)P26s4,26S proteasome AAA-ATPase subunit RPT2,Proteasome 26S subunit ATPase 1
19EA
(e)
26S protease regulatory subunit 6Bpolymer41847426.11UniProt (P43686)
Pfam (PF16450)
Pfam (PF00004)
Pfam (PF17862)
Homo sapiens (Human)26S proteasome AAA-ATPase subunit RPT3,MB67-interacting protein,MIP224,Proteasome 26S subunit ATPase 4,Tat-binding protein 7,TBP-7
20FA
(f)
26S protease regulatory subunit 10Bpolymer37943065.61UniProt (P62333)
Pfam (PF16450)
Pfam (PF00004)
Pfam (PF17862)
Homo sapiens (Human)26S proteasome AAA-ATPase subunit RPT4,Proteasome 26S subunit ATPase 6,Proteasome subunit p42
21GA
(g)
26S protease regulatory subunit 6Apolymer43949266.51UniProt (P17980)
Pfam (PF16450)
Pfam (PF00004)
Pfam (PF17862)
Homo sapiens (Human)26S proteasome AAA-ATPase subunit RPT5,Proteasome 26S subunit ATPase 3,Proteasome subunit P50,Tat-binding protein 1,TBP-1
22HA
(h)
26S protease regulatory subunit 8polymer35539818.31UniProt (P62195)
Pfam (PF16450)
Pfam (PF00004)
Pfam (PF17862)
Homo sapiens (Human)26S proteasome AAA-ATPase subunit RPT6,Proteasome 26S subunit ATPase 5,Proteasome subunit p45,Thyroid hormone receptor-interacting protein 1,TRIP1,p45/SUG
23IA
(i)
26S proteasome non-ATPase regulatory subunit 1polymer953105958.21UniProt (Q99460)
Pfam (PF21505)
Pfam (PF01851)
Pfam (PF13646)
Pfam (PF18004)
Homo sapiens (Human)26S proteasome regulatory subunit RPN2,26S proteasome regulatory subunit S1,26S proteasome subunit p112
24JA
(j)
26S proteasome non-ATPase regulatory subunit 3polymer53461066.51UniProt (O43242)
Pfam (PF01399)
Pfam (PF08375)
Homo sapiens (Human)26S proteasome regulatory subunit RPN3,26S proteasome regulatory subunit S3,Proteasome subunit p58
25KA
(k)
26S proteasome non-ATPase regulatory subunit 12polymer45652979.41UniProt (O00232)
Pfam (PF22241)
Pfam (PF01399)
Pfam (PF18098)
Homo sapiens (Human)26S proteasome regulatory subunit RPN5,26S proteasome regulatory subunit p55
26LA
(l)
26S proteasome non-ATPase regulatory subunit 11polymer42247526.71UniProt (O00231)
Pfam (PF18055)
Pfam (PF01399)
Pfam (PF18503)
Homo sapiens (Human)26S proteasome regulatory subunit RPN6,26S proteasome regulatory subunit S9,26S proteasome regulatory subunit p44.5
27MA
(m)
26S proteasome non-ATPase regulatory subunit 6polymer38945592.31UniProt (Q15008)
Pfam (PF10602)
Pfam (PF01399)
Pfam (PF21154)
Homo sapiens (Human)26S proteasome regulatory subunit RPN7,26S proteasome regulatory subunit S10,Breast cancer-associated protein SGA-113M,Phosphonoformate immuno-associated protein 4,Proteasome regulatory particle subunit p44S10,p42A
28NA
(n)
26S proteasome non-ATPase regulatory subunit 7polymer32437086.41UniProt (P51665)
Pfam (PF01398)
Pfam (PF13012)
Homo sapiens (Human)26S proteasome regulatory subunit RPN8,26S proteasome regulatory subunit S12,Mov34 protein homolog,Proteasome subunit p40
29OA
(o)
26S proteasome non-ATPase regulatory subunit 13polymer37642995.41UniProt (Q9UNM6)
Pfam (PF22037)
Pfam (PF01399)
Homo sapiens (Human)26S proteasome regulatory subunit RPN9,26S proteasome regulatory subunit S11,26S proteasome regulatory subunit p40.5
30PA
(p)
26S proteasome non-ATPase regulatory subunit 4polymer37740781.61UniProt (P55036)
Pfam (PF13519)
Pfam (PF02809)
Homo sapiens (Human)26S proteasome regulatory subunit RPN10,26S proteasome regulatory subunit S5A,Antisecretory factor 1,ASF,Multiubiquitin chain-binding protein
31QA
(q)
26S proteasome non-ATPase regulatory subunit 14polymer31034620.01UniProt (O00487)
Pfam (PF01398)
Homo sapiens (Human)26S proteasome regulatory subunit RPN11,26S proteasome-associated PAD1 homolog 1
32RA
(r)
26S proteasome non-ATPase regulatory subunit 8polymer35039667.91UniProt (P48556)
Pfam (PF10075)
Homo sapiens (Human)26S proteasome regulatory subunit RPN12,26S proteasome regulatory subunit S14,p31
33SA
(s)
26S proteasome complex subunit SEM1polymer708284.61UniProt (P60896)
Pfam (PF05160)
Homo sapiens (Human)26S proteasome complex subunit DSS1,Deleted in split hand/split foot protein 1,Split hand/foot deleted protein 1,Split hand/foot malformation type 1 protein
34TA, UA
(t, u)
bound Oprozomibpolymer4536.62Synthetic construct
35AB, VA, WA, XA, YA...
(h, c, d, e, g)
ADENOSINE-5'-DIPHOSPHATEnon-polymer427.26Chemie (ADP)
Sequence modifications
C: 2 - 235 (UniProt: O14818)
PDBExternal DatabaseDetails
Ala 48Lys 48conflict
Asp 179Glu 179conflict
Glu 200Gln 200conflict
E: 4 - 237 (UniProt: P25786)
PDBExternal DatabaseDetails
Asp 185Asn 185conflict
Asp 234Glu 234conflict
J, X: 1 - 196 (UniProt: P49721)
PDBExternal DatabaseDetails
Val 182Ile 182conflict
Asp 186Asn 186conflict
Asn 190Asp 190conflict
Glu 192Asp 192conflict
Ala 195Ser 195conflict
Q: 2 - 236 (UniProt: O14818)
PDBExternal DatabaseDetails
Asp 179Glu 179conflict
S: 2 - 239 (UniProt: P25786)
PDBExternal DatabaseDetails
Ala 2Phe 2conflict
Ala 3Arg 3conflict
Asp 185Asn 185conflict
Asp 234Glu 234conflict
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains47
Total formula weight1532634.9
Non-Polymers*Number of molecules6
Total formula weight2563.2
All*Total formula weight1535198.1
*Water molecules are not included.

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PDB entries from 2025-06-18

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