3DDR

Structure of the Serratia marcescens hemophore receptor HasR-Ile671Gly mutant in complex with its hemophore HasA and heme

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	HasR protein	polymer	865	94898.6	2	UniProt (Q79AD2) Pfam (PF07660) Pfam (PF07715) Pfam (PF00593) In PDB	Serratia marcescens
2	C, D	Hemophore HasA	polymer	206	21523.2	2	UniProt (Q54450) Pfam (PF06438) In PDB	Serratia marcescens	Heme acquisition system protein A
3	A, B	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
4	A, B	GLYCEROL	non-polymer		92.1	6	Chemie (GOL)
5	C, D	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	2	Chemie (HEM)
6		water	water		18.0	13	Chemie (HOH)

Sequence modifications

A, B: 14 - 865 (UniProt: Q79AD2)

PDB	External Database	Details
Ala 1	-	expression tag
Gln 2	-	expression tag
Ala 3	-	expression tag
Glu 4	-	expression tag
Ala 5	-	expression tag
Ser 6	-	expression tag
Ser 7	-	expression tag
Ala 8	-	expression tag
Gln 9	-	expression tag
Ala 10	-	expression tag
Ala 11	-	expression tag
Gln 12	-	expression tag
Gln 13	-	expression tag
Ala 645	Gly 679	SEE REMARK 999
Gly 671	Ile 705	engineered mutation

C, D: 2 - 188 (UniProt: Q54450)

PDB	External Database	Details
Met -17	-	expression tag
Arg -16	-	expression tag
Gly -15	-	expression tag
Ser -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
His -9	-	expression tag
His -8	-	expression tag
Gly -7	-	expression tag
Ile -6	-	expression tag
Arg -5	-	expression tag
Met -4	-	expression tag
Arg -3	-	expression tag
Ala -2	-	expression tag
Arg -1	-	expression tag
Tyr 0	-	expression tag
Pro 1	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	232843.7
Non-Polymers*	Number of molecules	10
	Total formula weight	1831.5
All*	Total formula weight	234675.2

*Water molecules are not included.