SMTL ID : 2aip.1

Crystal structure of native protein C activator from the venom of copperhead snake Agkistrodon contortrix contortrix

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.65 Å

Oligo State

monomer

Ligands

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

NAG.1: 2 residues within 4Å: Chain A: P.128, N.129 No protein-ligand interaction detected (PLIP) NAG.2: 2 residues within 4Å: Chain A: N.78 Ligands: GOL.8 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.78 NAG.3: 2 residues within 4Å: Chain A: N.21, R.43 1 PLIP interactions: 1 interactions with chain A Water bridges: A:R.43

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

SO4.4: 5 residues within 4Å: Chain A: H.40, R.43, K.174, G.175, S.177 10 PLIP interactions: 10 interactions with chain A Hydrogen bonds: A:G.175, A:D.176, A:S.177, A:S.177 Water bridges: A:L.24, A:L.24, A:R.43, A:S.177 Salt bridges: A:H.40, A:R.43 SO4.5: 6 residues within 4Å: Chain A: N.109, P.111, S.112, S.115, N.184, Q.186 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:N.109, A:S.112, A:S.112, A:S.115, A:N.184, A:Q.186 SO4.6: 6 residues within 4Å: Chain A: F.72, C.73, L.74, N.75, T.228, C.229 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:F.72, A:L.74, A:N.75, A:C.229

1 x ACT: ACETATE ION(Non-functional Binders)

ACT.7: 3 residues within 4Å: Chain A: L.63, R.65, R.93 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:R.65, A:R.93

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.8: 6 residues within 4Å: Chain A: R.39, T.80, I.81, W.82, D.83 Ligands: NAG.2 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:R.39, A:R.39, A:W.82, A:D.83

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Murakami, M.T. et al., Thrombomodulin-independent Activation of Protein C and Specificity of Hemostatically Active Snake Venom Serine Proteinases: CRYSTAL STRUCTURES OF NATIVE AND INHIBITED AGKISTRODON CONTORTRIX CONTORTRIX PROTEIN C ACTIVATOR. J.Biol.Chem. (2005)

Release Date

2005-09-06

Peptides

Protein C activator: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Protein C activator

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