5AHE

Crystal structure of Salmonella enterica HisA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase	polymer	253	27208.0	1	UniProt (A0A630AQ07) Pfam (PF00977) UniProt (by SIFTS) (P10372) In PDB	Salmonella enterica	Phosphoribosylformimino-5-aminoimidazole carboxamide ribotide isomerase
2	A	PHOSPHATE ION	non-polymer		95.0	3	Chemie (PO4)
3	A	SODIUM ION	non-polymer		23.0	1	Chemie (NA)
4	A	4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID	non-polymer		238.3	1	Chemie (EPE)
5	A	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
6		water	water		18.0	115	Chemie (HOH)

Sequence modifications

A: 1 - 245 (UniProt: A0A630AQ07)

PDB	External Database	Details
Lys 246	-	expression tag
Gly 247	-	expression tag
His 248	-	expression tag
His 249	-	expression tag
His 250	-	expression tag
His 251	-	expression tag
His 252	-	expression tag
His 253	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	27208.0
Non-Polymers*	Number of molecules	7
	Total formula weight	730.4
All*	Total formula weight	27938.4

*Water molecules are not included.