7DJQ

Crystal Structure of O-acetyl L-serine sulfhydrylase from Haemophilus influenzae in complex with C-Terminal peptide of ribosomal S4 Domain protein from Lactobacillus salivarius.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	C	C-Terminal peptide of ribosomal S4 Domain protein	polymer	9	1188.2	1	UniProt (A0A1V9TQZ2) In PDB	Lactobacillus salivarius UCC118
2	B, A	Cysteine synthase	polymer	350	37244.5	2	UniProt (P45040) Pfam (PF00291) In PDB	Haemophilus influenzae (strain ATCC 51907 / DSM 11121 / KW20 / Rd)	O-acetyl L-serine sulfhydrylase,CSase,O-acetylserine (thiol)-lyase,OAS-TL,O-acetylserine sulfhydrylase
3	B, A	SODIUM ION	non-polymer		23.0	3	Chemie (NA)
4		water	water		18.0	125	Chemie (HOH)

Sequence modifications

B, A: 1 - 316 (UniProt: P45040)

PDB	External Database	Details
Met -33	-	initiating methionine
Gly -32	-	expression tag
Ser -31	-	expression tag
Ser -30	-	expression tag
His -29	-	expression tag
His -28	-	expression tag
His -27	-	expression tag
His -26	-	expression tag
His -25	-	expression tag
His -24	-	expression tag
Ser -23	-	expression tag
Ser -22	-	expression tag
Gly -21	-	expression tag
Leu -20	-	expression tag
Val -19	-	expression tag
Pro -18	-	expression tag
Arg -17	-	expression tag
Gly -16	-	expression tag
Ser -15	-	expression tag
His -14	-	expression tag
Met -13	-	expression tag
Ala -12	-	expression tag
Ser -11	-	expression tag
Met -10	-	expression tag
Thr -9	-	expression tag
Gly -8	-	expression tag
Gly -7	-	expression tag
Gln -6	-	expression tag
Gln -5	-	expression tag
Met -4	-	expression tag
Gly -3	-	expression tag
Arg -2	-	expression tag
Gly -1	-	expression tag
Ser 0	-	expression tag
Glu 67	Asp 67	engineered mutation
Pro 68	Ala 68	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	75677.1
Non-Polymers*	Number of molecules	3
	Total formula weight	69.0
All*	Total formula weight	75746.1

*Water molecules are not included.