6JI2

Crystal structure of archaeal ribosomal protein aP1, aPelota, and GTP-bound aEF1A complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (A, E)	Elongation factor 1-alpha	polymer	447	49662.6	2	UniProt (Q9YAV0) Pfam (PF00009) Pfam (PF03144) Pfam (PF22594)	Aeropyrum pernix K1	EF-1-alpha
2	B, D (B, F)	Protein pelota homolog	polymer	376	41470.6	2	UniProt (Q9YAZ5) Pfam (PF03463) Pfam (PF03465)	Aeropyrum pernix K1
3	E (X)	Archaeal ribosomal stalk protein aP1	polymer	17	1875.1	1	UniProt (by SIFTS) (Q9Y9W9)	Aeropyrum pernix K1
4	F, I (A, E)	GUANOSINE-5'-TRIPHOSPHATE	non-polymer		523.2	2	Chemie (GTP)
5	G, J (A, E)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
6	H, K (A, E)	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
7	L, M, N, O, P (A, B, E, F, X)	water	water		18.0	98	Chemie (HOH)

Sequence modifications

A, E: 1 - 437 (UniProt: Q9YAV0)

PDB	External Database	Details
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag
Leu 438	-	expression tag
Ala 439	-	expression tag
Arg 440	-	expression tag
Gly 441	-	expression tag
Ser 442	-	expression tag
Gly 443	-	expression tag
Cys 444	-	expression tag

B, F: 1 - 356 (UniProt: Q9YAZ5)

PDB	External Database	Details
Met -19	-	initiating methionine
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	5
	Total formula weight	184141.4
Non-Polymers*	Number of molecules	6
	Total formula weight	1140.9
All*	Total formula weight	185282.4

*Water molecules are not included.