3AX2

Crystal structure of rat TOM20-ALDH presequence complex: a disulfide-tethered complex with a non-optimized, long linker

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C, E, G	Mitochondrial import receptor subunit TOM20 homolog	polymer	73	8022.2	4	UniProt (Q62760) Pfam (PF02064) In PDB	Rattus norvegicus (rat)	Mitochondrial 20 kDa outer membrane protein, Outer mitochondrial membrane receptor Tom20
2	B, D, F, H	Aldehyde dehydrogenase, mitochondrial	polymer	16	1536.8	4	UniProt (P11884) In PDB	Rattus norvegicus	ALDH class 2, ALDH-E2, ALDH1
3	B, D	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)
4		water	water		18.0	167	Chemie (HOH)

Sequence modifications

A, C, E, G: 59 - 126 (UniProt: Q62760)

PDB	External Database	Details
Gly 54	-	expression tag
Pro 55	-	expression tag
Leu 56	-	expression tag
Gly 57	-	expression tag
Ser 58	-	expression tag

B, D, F, H: 12 - 20 (UniProt: P11884)

PDB	External Database	Details
Tyr 21	-	expression tag
Ala 22	-	expression tag
Gly 23	-	expression tag
Ser 24	-	expression tag
Gly 25	-	expression tag
Cys 26	-	expression tag
Nh2 27	-	amidation

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	38235.9
Non-Polymers*	Number of molecules	2
	Total formula weight	189.9
All*	Total formula weight	38425.8

*Water molecules are not included.