7YCL

Crystal structure of SARS-CoV-2 Spike RBD in complex with IS-9A Fab

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, H	IS-9A Fab heavy chain	polymer	225	24225.2	2		Homo sapiens
2	B, L	IS-9A Fab light chain	polymer	214	23403.8	2		Homo sapiens
3	R, D	Spike protein S1	polymer	204	23047.8	2	UniProt (P0DTC2) Pfam (PF09408) In PDB	Severe acute respiratory syndrome coronavirus 2
4	C	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose	branched		570.5	1	In PDB GlyTouCan (G21290RB)
5		water	water		18.0	1101	Chemie (HOH)

Sequence modifications

R, D: 333 - 530 (UniProt: P0DTC2)

PDB	External Database	Details
His 531	-	expression tag
His 532	-	expression tag
His 533	-	expression tag
His 534	-	expression tag
His 535	-	expression tag
His 536	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	141353.6
Branched	Number of molecules	1
	Total formula weight	570.5
All*	Total formula weight	141924.1

*Water molecules are not included.