SMTL ID : 2om1.2 (2 other biounits)

Structure of human insulin in presence of thiocyanate at pH 6.5

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.97 Å

Oligo State

hetero-6-6-mer

Ligands

6 x RCO: RESORCINOL(Non-covalent)

RCO.1: 12 residues within 4Å: Chain A: C.6, S.9, I.10, C.11, L.16 Chain B: C.7, H.10, L.11, A.14 Chain D: H.5, L.6 Chain J: L.17 6 PLIP interactions: 2 interactions with chain D, 2 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: D:L.6, B:H.10, B:L.11 pi-Stacking: D:H.5 Hydrogen bonds: A:C.11, A:C.11 RCO.4: 10 residues within 4Å: Chain C: C.6, S.9, I.10, C.11, L.16 Chain D: H.10, L.11, A.14 Chain F: L.6 Chain L: L.17 5 PLIP interactions: 2 interactions with chain F, 2 interactions with chain D, 1 interactions with chain C Hydrophobic interactions: F:L.6, D:H.10, D:L.11 pi-Stacking: F:H.5 Hydrogen bonds: C:C.11 RCO.6: 12 residues within 4Å: Chain B: H.5, L.6 Chain E: C.6, S.9, I.10, C.11, L.16 Chain F: C.7, H.10, L.11, A.14 Chain H: L.17 5 PLIP interactions: 1 interactions with chain E, 2 interactions with chain B, 2 interactions with chain F Hydrogen bonds: E:C.11 Hydrophobic interactions: B:L.6, F:H.10, F:L.11 Water bridges: B:H.5 RCO.7: 10 residues within 4Å: Chain F: L.17 Chain G: C.6, S.9, I.10, C.11, L.16 Chain H: L.11, A.14 Chain L: H.5, L.6 4 PLIP interactions: 1 interactions with chain G, 1 interactions with chain H, 2 interactions with chain L Hydrogen bonds: G:C.11 Hydrophobic interactions: H:L.11, L:L.6 pi-Stacking: L:H.5 RCO.10: 10 residues within 4Å: Chain B: L.17 Chain H: H.5, L.6 Chain I: C.6, S.9, I.10, C.11, L.16 Chain J: L.11, A.14 4 PLIP interactions: 2 interactions with chain H, 1 interactions with chain I, 1 interactions with chain J Hydrophobic interactions: H:L.6, J:L.11 pi-Stacking: H:H.5 Hydrogen bonds: I:C.11 RCO.11: 12 residues within 4Å: Chain D: L.17 Chain J: H.5, L.6 Chain K: C.6, S.9, I.10, C.11, L.16 Chain L: C.7, H.10, L.11, A.14 5 PLIP interactions: 2 interactions with chain J, 2 interactions with chain L, 1 interactions with chain K Hydrophobic interactions: J:L.6, L:H.10, L:L.11 Water bridges: J:H.5 Hydrogen bonds: K:C.11

2 x ZN: ZINC ION(Non-covalent)

ZN.2: 4 residues within 4Å: Chain B: H.10 Chain D: H.10 Chain F: H.10 Ligands: SCN.3 3 PLIP interactions: 1 interactions with chain B, 1 interactions with chain F, 1 interactions with chain D Metal complexes: B:H.10, F:H.10, D:H.10 ZN.8: 4 residues within 4Å: Chain H: H.10 Chain J: H.10 Chain L: H.10 Ligands: SCN.9 3 PLIP interactions: 1 interactions with chain L, 1 interactions with chain H, 1 interactions with chain J Metal complexes: L:H.10, H:H.10, J:H.10

2 x SCN: THIOCYANATE ION(Non-functional Binders)

SCN.3: 8 residues within 4Å: Chain B: L.6, H.10 Chain D: L.6, H.10 Chain F: N.3, L.6, H.10 Ligands: ZN.2 No protein-ligand interaction detected (PLIP) SCN.9: 7 residues within 4Å: Chain H: L.6, H.10 Chain J: L.6, H.10 Chain L: L.6, H.10 Ligands: ZN.8 No protein-ligand interaction detected (PLIP)

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.5: 4 residues within 4Å: Chain A: T.8, S.9 Chain D: F.1, V.2 4 PLIP interactions: 3 interactions with chain D, 1 interactions with chain A Hydrogen bonds: D:F.1 Water bridges: D:F.1, D:N.3, A:I.10

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Norrman, M. et al., Crystallographic characterization of two novel crystal forms of human insulin induced by chaotropic agents and a shift in pH. Bmc Struct.Biol. (2007)

Release Date

2007-12-04

Peptides

Insulin A chain: ACEGIK
Insulin B chain: BDFHJL

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
Q

C
S

E
U

G
X

I
1

K
3

B
R

D
T

F
V

H
Y

J
2

L
4

Insulin A chain

Insulin B chain

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