SMTL ID : 1a4c.2 (1 other biounit)

AZURIN MUTANT WITH MET 121 REPLACED BY HIS, PH 3.5 CRYSTAL FORM, DATA COLLECTED AT-180 DEGREES CELSIUS

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.45 Å

Oligo State

homo-dimer

Ligands

2 x CU: COPPER (II) ION(Non-covalent)

CU.1: 6 residues within 4Å: Chain A: G.45, H.46, N.47, C.112, H.117, H.121 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:H.46, A:C.112, A:H.117, A:H.121 CU.3: 7 residues within 4Å: Chain B: G.45, H.46, N.47, C.112, F.114, H.117 Ligands: NO3.5 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:H.46, B:C.112, B:H.117

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

SO4.2: 7 residues within 4Å: Chain A: Q.70, V.73, K.74, A.75, G.76, D.77, H.83 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:Q.70, A:G.76 Water bridges: A:D.77, A:D.77 Salt bridges: A:H.83 SO4.4: 5 residues within 4Å: Chain B: V.73, K.74, A.75, G.76, H.83 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:K.74, B:G.76 Water bridges: B:D.77 Salt bridges: B:H.83

1 x NO3: NITRATE ION(Non-functional Binders)

NO3.5: 9 residues within 4Å: Chain B: S.9, M.13, Q.14, Y.15, H.46, C.112, H.117, H.121 Ligands: CU.3 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:S.9, B:M.13, B:Y.15, B:H.121

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Messerschmidt, A. et al., Rack-induced metal binding vs. flexibility: Met121His azurin crystal structures at different pH. Proc.Natl.Acad.Sci.USA (1998)

Release Date

1998-04-29

Peptides

AZURIN: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
D

AZURIN

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