5HZP

Structure of human C4b-binding protein alpha chain CCP domains 1 and 2 in complex with the hypervariable region of group A Streptococcus M49 protein.

Functional Information from PDB Data

site_id	AC1
Number of Residues	3
Details	binding site for residue PO4 C 201

Chain	Residue
A	HIS117
A	LYS121
C	HIS100

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site_id	AC2
Number of Residues	3
Details	binding site for residue PO4 C 202

Chain	Residue
A	HIS100
C	HIS117
C	LYS121

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site_id	AC3
Number of Residues	1
Details	binding site for residue PO4 C 203

Chain	Residue
B	HIS117

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site_id	AC4
Number of Residues	3
Details	binding site for residue PO4 B 201

Chain	Residue
B	THR43
B	HIS41
B	SER42

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site_id	AC5
Number of Residues	3
Details	binding site for residue PO4 D 201

Chain	Residue
D	HIS41
D	SER42
D	HOH301

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