6HVS

Yeast 20S proteasome with human beta2i (1-53) in complex with 18

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, O (A, O)	Proteasome subunit alpha type-2	polymer	250	27191.8	2	UniProt (P23639) Pfam (PF10584) Pfam (PF00227)	Saccharomyces cerevisiae S288C	Macropain subunit Y7,Multicatalytic endopeptidase complex subunit Y7,Proteasome component Y7,Proteinase YSCE subunit 7
2	B, P (B, P)	Proteasome subunit alpha type-3	polymer	258	28748.2	2	UniProt (P23638) Pfam (PF10584) Pfam (PF00227)	Saccharomyces cerevisiae S288C	Macropain subunit Y13,Multicatalytic endopeptidase complex subunit Y13,Proteasome component Y13,Proteinase YSCE subunit 13
3	C, Q (C, Q)	Proteasome subunit alpha type-4	polymer	254	28478.1	2	UniProt (P40303) Pfam (PF10584) Pfam (PF00227)	Saccharomyces cerevisiae S288C	Macropain subunit PRE6,Multicatalytic endopeptidase complex subunit PRE6,Proteasome component PRE6,Proteinase YSCE subunit PRE6
4	D, R (D, R)	Proteasome subunit alpha type-5	polymer	260	28649.1	2	UniProt (P32379) Pfam (PF10584) Pfam (PF00227)	Saccharomyces cerevisiae S288C	Macropain subunit PUP2,Multicatalytic endopeptidase complex subunit PUP2,Proteasome component PUP2,Proteinase YSCE subunit PUP2
5	E, S (E, S)	Proteasome subunit alpha type-6	polymer	234	25634.0	2	UniProt (P40302) Pfam (PF00227) Pfam (PF10584)	Saccharomyces cerevisiae S288C	Macropain subunit PRE5,Multicatalytic endopeptidase complex subunit PRE5,Proteasome component PRE5,Proteinase YSCE subunit PRE5
6	F, T (F, T)	Probable proteasome subunit alpha type-7	polymer	288	31575.1	2	UniProt (P21242) Pfam (PF10584) Pfam (PF00227)	Saccharomyces cerevisiae S288C	Macropain subunit C1,Multicatalytic endopeptidase complex subunit C1,Proteasome component C1,Proteinase YSCE subunit 1
7	G, U (G, U)	Proteasome subunit alpha type-1	polymer	252	28033.8	2	UniProt (P21243) Pfam (PF10584) Pfam (PF00227)	Saccharomyces cerevisiae S288C	Macropain subunit C7-alpha,Multicatalytic endopeptidase complex C7,Proteasome component C7-alpha,Proteasome component Y8,Proteinase YSCE subunit 7,SCL1 suppressor protein
8	H, V (H, V)	Proteasome subunit beta type-10,Proteasome subunit beta type-2	polymer	226	24443.7	2	UniProt (P40306) UniProt (P25043) Pfam (PF00227) Pfam (PF12465)	Homo sapiens (Human)	Low molecular mass protein 10,Macropain subunit MECl-1,Multicatalytic endopeptidase complex subunit MECl-1,Proteasome MECl-1,Proteasome subunit beta-2i,Macropain subunit PUP1,Multicatalytic endopeptidase complex subunit PUP1,Proteasome component PUP1,Proteinase YSCE subunit PUP1
9	I, W (I, W)	Proteasome subunit beta type-3	polymer	205	22627.8	2	UniProt (P25451) Pfam (PF00227)	Saccharomyces cerevisiae S288C	Macropain subunit PUP3,Multicatalytic endopeptidase complex subunit PUP3,Proteasome component PUP3
10	J, X (J, X)	Proteasome subunit beta type-4	polymer	198	22545.7	2	UniProt (P22141) Pfam (PF00227)	Saccharomyces cerevisiae S288C	Macropain subunit C11,Multicatalytic endopeptidase complex subunit C11,Proteasome component C11,Proteinase YSCE subunit 11
11	K, Y (K, Y)	Proteasome subunit beta type-5	polymer	212	23325.2	2	UniProt (P30656) Pfam (PF00227)	Saccharomyces cerevisiae S288C	Macropain subunit PRE2,Multicatalytic endopeptidase complex subunit PRE2,Proteasome component PRE2,Proteinase YSCE subunit PRE2
12	L, Z (L, Z)	Proteasome subunit beta type-6	polymer	222	24883.9	2	UniProt (P23724) Pfam (PF00227)	Saccharomyces cerevisiae S288C	Multicatalytic endopeptidase complex subunit C5,Proteasome component C5
13	AA, M (M, a)	Proteasome subunit beta type-7	polymer	246	27200.9	2	UniProt (P30657) Pfam (PF00227)	Saccharomyces cerevisiae S288C	Macropain subunit PRE4,Multicatalytic endopeptidase complex subunit PRE4,Proteasome component PRE4,Proteinase YSCE subunit PRE4
14	BA, N (N, b)	Proteasome subunit beta type-1	polymer	196	21517.2	2	UniProt (P38624) Pfam (PF00227)	Saccharomyces cerevisiae S288C	Macropain subunit PRE3,Multicatalytic endopeptidase complex subunit PRE3,Proteasome component PRE3,Proteinase YSCE subunit PRE3
15	CA, FA, HA, IA, LA... (G, I, K, N, V...)	MAGNESIUM ION	non-polymer		24.3	8	Chemie (MG)
16	DA, JA (G, U)	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
17	EA, GA, KA, NA (H, K, V, Y)	(2~{S})-~{N}-[2-[[(2~{S})-1-[4-(aminomethyl)phenyl]-4-methylsulfonyl-butan-2-yl]amino]-2-oxidanylidene-ethyl]-2-[[(2~{S})-2-azido-3-phenyl-propanoyl]amino]-4-methyl-pentanamide	non-polymer		599.7	4	Chemie (GRT)
18	AB, BB, CB, DB, EB... (K, L, M, N, O...)	water	water		18.0	229	Chemie (HOH)

Sequence modifications

H, V: 1 - 53 (UniProt: P40306)
H, V: 54 - 226 (UniProt: P25043)

Contents of the asymmetric unit

Polymers	Number of chains	28
	Total formula weight	729709.2
Non-Polymers*	Number of molecules	14
	Total formula weight	2664.3
All*	Total formula weight	732373.5

*Water molecules are not included.