SMTL ID : 4kjy.2 (1 other biounit)

Complex of high-affinity SIRP alpha variant FD6 with CD47

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.93 Å

Oligo State

hetero-1-1-mer

Ligands

5 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.1: 2 residues within 4Å: Chain A: N.32, T.34 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.32 Water bridges: A:N.32, A:T.33 NAG.2: 4 residues within 4Å: Chain A: N.5, T.7, F.24, T.26 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.5 NAG.3: 6 residues within 4Å: Chain A: V.10, E.11, F.12, N.16, V.19, V.20 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:V.10, A:F.12, A:V.19 Hydrogen bonds: A:E.11, A:V.20 NAG.4: 2 residues within 4Å: Chain A: T.33, N.55 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:T.33 NAG.5: 3 residues within 4Å: Chain A: G.92, N.93, E.110 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.93, A:E.110

2 x SO4: SULFATE ION(Non-functional Binders)

SO4.6: 3 residues within 4Å: Chain A: K.6, T.107, I.108 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:T.107, A:T.107, A:I.108 Salt bridges: A:K.6 SO4.7: 3 residues within 4Å: Chain A: K.41 Chain B: R.57, Q.58 5 PLIP interactions: 3 interactions with chain A, 2 interactions with chain B Water bridges: A:K.41, A:E.106, B:Q.58 Salt bridges: A:K.41, B:R.57

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Weiskopf, K. et al., Engineered SIRP alpha variants as immunotherapeutic adjuvants to anticancer antibodies. Science (2013)

Release Date

2013-06-12

Peptides

Leukocyte surface antigen CD47: A
High-affinity SIRPa variant FD6: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

Leukocyte surface antigen CD47

High-affinity SIRPa variant FD6

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