7BWY

Crystal structure of ice-binding protein from an Antarctic ascomycete, Antarctomyces psychrotrophicus.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C	Ice-binding protein isoform1a	polymer	222	22352.8	3	UniProt (A0A2Z6DSM4) Pfam (PF11999) In PDB	Antarctomyces psychrotrophicus
2	A, B, C	GLYCEROL	non-polymer		92.1	4	Chemie (GOL)
3		water	water		18.0	318	Chemie (HOH)

Sequence modifications

A, B, C: 2 - 216 (UniProt: A0A2Z6DSM4)

PDB	External Database	Details
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag
Thr 1	-	expression tag
Asp 55	Asn 74	engineered mutation
Tyr 153	Ser 172	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	67058.3
Non-Polymers*	Number of molecules	4
	Total formula weight	368.4
All*	Total formula weight	67426.7

*Water molecules are not included.