3LFT

The Crystal Structure of the ABC domain in complex with L-Trp from Streptococcus pneumonia to 1.35A

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)	uncharacterized protein	polymer	295	31110.4	2	UniProt (Q97QX5) Pfam (PF04392) UniProt (by SIFTS) (A0A0H2UPV6)	Streptococcus pneumoniae
2	C, D (A, B)	TRYPTOPHAN	non-polymer		204.2	2	Chemie (TRP)
3	E, F (A, B)	water	water		18.0	541	Chemie (HOH)

Sequence modifications

A, B: 52 - 343 (UniProt: Q97QX5)

PDB	External Database	Details
Ser 49	-	expression tag
Asn 50	-	expression tag
Ala 51	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	62220.8
Non-Polymers*	Number of molecules	2
	Total formula weight	408.4
All*	Total formula weight	62629.2

*Water molecules are not included.