9XKO

High-resolution cryo-EM structure of Maltose Binding Protein

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Maltose/maltodextrin-binding periplasmic protein	polymer	397	43819.3	1	UniProt (P0AEX9) Pfam (PF01547)	Escherichia coli	MMBP,Maltodextrin-binding protein,Maltose-binding protein,MBP
2	B (B)	alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose	branched		342.3	1	In PDB BIRD (PRD_900001) GlyTouCan (G07411ON)
3	C (A)	water	water		18.0	207	Chemie (HOH)

Sequence modifications

A: 27 - 392 (UniProt: P0AEX9)

PDB	External Database	Details
Met 26	-	initiating methionine
Val 338	Ala 338	conflict
Asn 393	-	expression tag
Ser 394	-	expression tag
Ser 395	-	expression tag
Ser 396	-	expression tag
Asn 397	-	expression tag
Asn 398	-	expression tag
Asn 399	-	expression tag
Asn 400	-	expression tag
Asn 401	-	expression tag
Asn 402	-	expression tag
Asn 403	-	expression tag
Asn 404	-	expression tag
Asn 405	-	expression tag
Asn 406	-	expression tag
Leu 407	-	expression tag
Gly 408	-	expression tag
Ile 409	-	expression tag
Glu 410	-	expression tag
Gly 411	-	expression tag
Arg 412	-	expression tag
Ile 413	-	expression tag
Ser 414	-	expression tag
His 415	-	expression tag
Met 416	-	expression tag
Glu 417	-	expression tag
Asn 418	-	expression tag
Leu 419	-	expression tag
Tyr 420	-	expression tag
Phe 421	-	expression tag
Gln 422	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	43819.3
Branched	Number of molecules	1
	Total formula weight	342.3
All*	Total formula weight	44161.6

*Water molecules are not included.