SMTL ID : 2ach.2 (1 other biounit)

CRYSTAL STRUCTURE OF CLEAVED HUMAN ALPHA1-ANTICHYMOTRYPSIN AT 2.7 ANGSTROMS RESOLUTION AND ITS COMPARISON WITH OTHER SERPINS

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.70 Å

Oligo State

hetero-2-2-mer

Ligands

2 x NAG- NAG- BMA: beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose

NAG-NAG-BMA.1: 7 residues within 4Å: Chain A: N.70, D.319, R.327 Chain C: T.74, K.78, L.84, T.85 2 PLIP interactions: 2 interactions with chain C Hydrogen bonds: C:K.78, C:T.85 NAG-NAG-BMA.4: 7 residues within 4Å: Chain A: T.74, K.78, L.84, T.85 Chain C: N.70, D.319, R.327 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:K.78, A:T.85

2 x NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-NAG.2: 8 residues within 4Å: Chain A: L.100, N.104, M.114, G.115, N.116, Y.138, G.139, E.141 No protein-ligand interaction detected (PLIP) NAG-NAG.5: 8 residues within 4Å: Chain C: L.100, N.104, M.114, G.115, N.116, Y.138, G.139, E.141 No protein-ligand interaction detected (PLIP)

2 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.3: 7 residues within 4Å: Chain A: H.69, N.70, L.73 Chain C: H.69, N.70, L.73 Ligands: PO4.6 5 PLIP interactions: 2 interactions with chain C, 3 interactions with chain A Hydrogen bonds: C:N.70, A:A.68, A:N.70 Salt bridges: C:H.69, A:H.69 PO4.6: 7 residues within 4Å: Chain A: H.69, N.70, L.73 Chain C: H.69, N.70, L.73 Ligands: PO4.3 5 PLIP interactions: 3 interactions with chain C, 2 interactions with chain A Hydrogen bonds: C:A.68, C:N.70, A:N.70 Salt bridges: C:H.69, A:H.69

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Baumann, U. et al., Crystal structure of cleaved human alpha 1-antichymotrypsin at 2.7 A resolution and its comparison with other serpins. J.Mol.Biol. (1991)

Release Date

1993-07-15

Peptides

ALPHA 1-ANTICHYMOTRYPSIN: AC
ALPHA 1-ANTICHYMOTRYPSIN: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
A

B
B

D
B

ALPHA 1-ANTICHYMOTRYPSIN

ALPHA 1-ANTICHYMOTRYPSIN

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