3A3C

Crystal structure of TIM40/MIA40 fusing MBP, C296S and C298S mutant

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Maltose-binding periplasmic protein, LINKER, Mitochondrial intermembrane space import and assembly protein 40	polymer	451	49713.8	1	UniProt (P0AEX9) UniProt (P36046) Pfam (PF01547) Pfam (PF06747) In PDB	Escherichia coli (strain K12)	MMBP, Maltodextrin-binding protein, Mitochondrial import inner membrane translocase TIM40
2	B	alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose	branched		342.3	1	In PDB BIRD (PRD_900001) GlyTouCan (G07411ON)		alpha-maltose
3		water	water		18.0	70	Chemie (HOH)

Sequence modifications

A: 3 - 366 (UniProt: P0AEX9)
A: 367 - 383 (PDB: 3A3C)
A: 384 - 453 (UniProt: P36046)

PDB	External Database	Details
Ser 396	Cys 296	engineered mutation
Ser 398	Cys 298	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	49713.8
Branched	Number of molecules	1
	Total formula weight	342.3
All*	Total formula weight	50056.1

*Water molecules are not included.