1VR5

Crystal structure of Oligopeptide ABC transporter, periplasmic oligopeptide-binding (TM1223) from THERMOTOGA MARITIMA at 1.73 A resolution

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	oligopeptide ABC transporter, periplasmic oligopeptide-binding protein	polymer	547	63603.3	2	UniProt (Q9X0V0) Pfam (PF00496)	Thermotoga maritima
2	AA, C (B, A)	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
3	BA, D (B, A)	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
4	CA, E, F, G (B, A)	ACETATE ION	non-polymer		59.0	4	Chemie (ACT)
5	H (A)	4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID	non-polymer		238.3	1	Chemie (EPE)
6	DA, EA, FA, GA, HA... (B, A)	1,2-ETHANEDIOL	non-polymer		62.1	30	Chemie (EDO)
7	Y, Z (A)	FORMIC ACID	non-polymer		46.0	2	Chemie (FMT)
8	RA, SA (A, B)	water	water		18.0	1098	Chemie (HOH)

Sequence modifications

A, B: 23 - 557 (UniProt: Q9X0V0)

PDB	External Database	Details
Mse -11	-	expression tag
Gly -10	-	expression tag
Ser -9	-	expression tag
Asp -8	-	expression tag
Lys -7	-	expression tag
Ile -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag
Mse 156	Met 156	modified residue
Mse 237	Met 237	modified residue
Mse 239	Met 239	modified residue
Mse 272	Met 272	modified residue
Mse 298	Met 298	modified residue
Mse 315	Met 315	modified residue
Mse 331	Met 331	modified residue
Mse 350	Met 350	modified residue
Mse 391	Met 391	modified residue

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	127206.6
Non-Polymers*	Number of molecules	41
	Total formula weight	2545.5
All*	Total formula weight	129752.0

*Water molecules are not included.