5LZP

Binding of the C-terminal GQYL motif of the bacterial proteasome activator Bpa to the 20S proteasome

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, BA, C, E, FA... (0, 2, 4, 6, 8...)	Proteasome subunit alpha	polymer	241	26025.0	14	UniProt (P9WHU1) Pfam (PF00227)	Mycobacterium tuberculosis H37Rv	20S proteasome alpha subunit,Proteasome core protein PrcA
2	B, D, EA, F, GA... (1, 3, 5, 7, V...)	Bacterial proteasome activator	polymer	180	19792.1	7	UniProt (P9WKX3) Pfam (PF10759)	Mycobacterium tuberculosis H37Rv
3	AA, CA, DA, J, L... (A, C, E, F, G...)	Proteasome subunit beta	polymer	242	25457.5	14	UniProt (P9WHT9) Pfam (PF00227)	Mycobacterium tuberculosis H37Rv	20S proteasome beta subunit,Proteasome core protein PrcB

Sequence modifications

1, 3, 5, 7, V, X, Z: 2 - 174 (UniProt: P9WKX3)

PDB	External Database	Details
Met -5	-	initiating methionine
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag
His 1	-	expression tag

A, C, E, F, G, I, K, L, N, O, P, R, T, U: 302 - 534 (UniProt: P9WHT9)

PDB	External Database	Details
Ala 301	-	expression tag
Trp 535	-	expression tag
Ser 536	-	expression tag
His 537	-	expression tag
Pro 538	-	expression tag
Gln 539	-	expression tag
Phe 540	-	expression tag
Glu 541	-	expression tag
Lys 542	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	35
	Total formula weight	859299.4
All*	Total formula weight	859299.4

*Water molecules are not included.