8IPQ

Cryo-EM structure of heme transporter CydDC from Mycobacterium smegmatis in the inward facing apo state

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	B, C	Transmembrane ATP-binding protein ABC transporter cydD	polymer	515	53260.0	2	UniProt (A0A8B4R4Z5) Pfam (PF00664) Pfam (PF00005) UniProt (by SIFTS) (A0QXA6) In PDB	Mycolicibacterium smegmatis
2	A, D	Component linked with the assembly of cytochrome' ABC transporter ATP-binding protein CydC	polymer	531	54821.5	2	UniProt (A0A8B4R833) Pfam (PF00664) Pfam (PF00005) UniProt (by SIFTS) (A4ZHS8) In PDB	Mycolicibacterium smegmatis

Sequence modifications

B, C: 2 - 509 (UniProt: A0A8B4R4Z5)

PDB	External Database	Details
Ser -5	-	expression tag
Tyr -4	-	expression tag
Phe -3	-	expression tag
Gln -2	-	expression tag
Ser -1	-	expression tag
Asn 0	-	expression tag
Val 1	-	expression tag

A, D: 4 - 515 (UniProt: A0A8B4R833)

PDB	External Database	Details
Val 1	-	expression tag
Pro 2	-	expression tag
Leu 3	-	expression tag
Tyr 516	-	expression tag
Leu 517	-	expression tag
Gly 518	-	expression tag
Gly 519	-	expression tag
Ile 520	-	expression tag
Lys 521	-	expression tag
Ala 522	-	expression tag
Phe 523	-	expression tag
Asp 524	-	expression tag
Tyr 525	-	expression tag
Lys 526	-	expression tag
Asp 527	-	expression tag
Asp 528	-	expression tag
Asp 529	-	expression tag
Asp 530	-	expression tag
Lys 531	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	216163.0
All*	Total formula weight	216163.0

*Water molecules are not included.