4X2H

Sac3N peptide bound to Mex67:Mtr2

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Putative mRNA export protein	polymer	193	21617.3	1	UniProt (G0SET4) In PDB	Chaetomium thermophilum (strain DSM 1495 / CBS 144.50 / IMI 039719)
2	B	Putative uncharacterized protein	polymer	183	20909.6	1	UniProt (G0SG92) In PDB	Chaetomium thermophilum
3	C	SER-SER-VAL-PHE-GLY-ALA-PRO-ALA	polymer	20	2085.4	1	UniProt (by SIFTS) (G0SGL4) In PDB	Chaetomium thermophilum
4		water	water		18.0	313	Chemie (HOH)

Sequence modifications

A: 365 - 556 (UniProt: G0SET4)

PDB	External Database	Details
Ser 364	-	expression tag

B: 8 - 183 (UniProt: G0SG92)

PDB	External Database	Details
Met 1	-	initiating methionine
Leu 2	-	expression tag
Ser 3	-	expression tag
Arg 4	-	expression tag
Arg 5	-	expression tag
Tyr 6	-	expression tag
Ala 7	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	44612.3
All*	Total formula weight	44612.3

*Water molecules are not included.