9W4W

Structure of transcription factor in complex with L-Ile

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Uncharacterized HTH-type transcriptional regulator PH0140	polymer	178	20126.4	1	UniProt (O57880)	Pyrococcus horikoshii
2	B (A)	ISOLEUCINE	non-polymer		131.2	1	Chemie (ILE) PubChem (17757247) PubChem (6306) PubChem (76551) PubChem (94206) PubChem (99288) PubChem (5351546) PubChem (10396882) PubChem (11051686) PubChem (791)
3	C, D (A)	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
4	E (A)	water	water		18.0	129	Chemie (HOH)

Sequence modifications

A: 1 - 158 (UniProt: O57880)

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	1
	Total formula weight	20126.4
Non-Polymers*	Number of molecules	3
	Total formula weight	323.3
All*	Total formula weight	20449.7

*Water molecules are not included.