1G1S

P-SELECTIN LECTIN/EGF DOMAINS COMPLEXED WITH PSGL-1 PEPTIDE

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	P-SELECTIN	polymer	162	19131.2	2	UniProt (P16109) Pfam (PF00059)	Homo sapiens (human)	GRANULE MEMBRANE PROTEIN 140, GMP-140, PADGEM, CD62P, LEUKOCYTE-ENDOTHELIAL CELL ADHESION MOLECULE 3, LECAM3
2	C, D (C, D)	PSGL-1 PEPTIDE	polymer	28	3666.8	2	UniProt (Q14242)	Homo sapiens (human)	PSGL-1
3	E, F (E, F)	N-acetyl-alpha-neuraminic acid-(2-3)-beta-D-galactopyranose-(1-4)-[alpha-L-fucopyranose-(1-3)]2-acetamido-2-deoxy-beta-D-glucopyranose-(1-6)-[beta-D-galactopyranose-(1-3)]2-acetamido-2-deoxy-beta-D-galactopyranose	branched		1186.1	2	In PDB GlyTouCan (G45596OR)
4	G, J (A, B)	STRONTIUM ION	non-polymer		87.6	2	Chemie (SR)
5	H, I, L, M, N... (A, B)	(4R)-2-METHYLPENTANE-2,4-DIOL	non-polymer		118.2	7	Chemie (MRD)
6	K, Q (B, C)	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
7	R, S, T, U (A, B, C, D)	water	water		18.0	224	Chemie (HOH)

Sequence modifications

A, B: 1 - 158 (UniProt: P16109)

PDB	External Database	Details
Asp 158	Glu 199	conflict
Asp 159	-	cloning artifact
Asp 160	-	cloning artifact
Asp 161	-	cloning artifact
Lys 162	-	cloning artifact

C, D: 601 - 619 (UniProt: Q14242)

PDB	External Database	Details
Tys 605	Tyr 46	modified residue
Tys 607	Tyr 48	modified residue
Tys 610	Tyr 51	modified residue
Arg 620	-	cloning artifact
Pro 621	-	cloning artifact
Met 622	-	cloning artifact
Met 623	-	cloning artifact
Asp 624	-	cloning artifact
Asp 625	-	cloning artifact
Asp 626	-	cloning artifact
Asp 627	-	cloning artifact
Lys 628	-	cloning artifact

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	45596.1
Branched	Number of molecules	2
	Total formula weight	2372.2
Non-Polymers*	Number of molecules	11
	Total formula weight	1048.4
All*	Total formula weight	49016.7

*Water molecules are not included.