Macromolecule Annotations for the Entities in PDB 1G20

Domain Annotation: SCOP Classification SCOP Database (version: 1.75) Homepage

Chains Domain Info Class Fold Superfamily Family Domain Species
E d1g20e_ Alpha and beta proteins (a/b) P-loop containing nucleoside triphosphate hydrolases P-loop containing nucleoside triphosphate hydrolases Nitrogenase iron protein-like Nitrogenase iron protein Azotobacter vinelandii [TaxId: 354]
F d1g20f_ Alpha and beta proteins (a/b) P-loop containing nucleoside triphosphate hydrolases P-loop containing nucleoside triphosphate hydrolases Nitrogenase iron protein-like Nitrogenase iron protein Azotobacter vinelandii [TaxId: 354]
G d1g20g_ Alpha and beta proteins (a/b) P-loop containing nucleoside triphosphate hydrolases P-loop containing nucleoside triphosphate hydrolases Nitrogenase iron protein-like Nitrogenase iron protein Azotobacter vinelandii [TaxId: 354]
H d1g20h_ Alpha and beta proteins (a/b) P-loop containing nucleoside triphosphate hydrolases P-loop containing nucleoside triphosphate hydrolases Nitrogenase iron protein-like Nitrogenase iron protein Azotobacter vinelandii [TaxId: 354]
A d1g20a_ Alpha and beta proteins (a/b) Chelatase-like "Helical backbone" metal receptor Nitrogenase iron-molybdenum protein Nitrogenase iron-molybdenum protein, alpha chain Azotobacter vinelandii [TaxId: 354]
B d1g20b_ Alpha and beta proteins (a/b) Chelatase-like "Helical backbone" metal receptor Nitrogenase iron-molybdenum protein Nitrogenase iron-molybdenum protein, beta chain Azotobacter vinelandii [TaxId: 354]
C d1g20c_ Alpha and beta proteins (a/b) Chelatase-like "Helical backbone" metal receptor Nitrogenase iron-molybdenum protein Nitrogenase iron-molybdenum protein, alpha chain Azotobacter vinelandii [TaxId: 354]
D d1g20d_ Alpha and beta proteins (a/b) Chelatase-like "Helical backbone" metal receptor Nitrogenase iron-molybdenum protein Nitrogenase iron-molybdenum protein, beta chain Azotobacter vinelandii [TaxId: 354]

Domain Annotation: CATH CATH Database (version 4.0.0) Homepage

Chains Domain Class Architecture Topology Homology
A1 1g20A01 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold Nitrogenase molybdenum iron protein domain
A2 1g20A02 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold Nitrogenase molybdenum iron protein domain
A3 1g20A03 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold Nitrogenase molybdenum iron protein domain
B1 1g20B01 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold Nitrogenase molybdenum iron protein domain
B2 1g20B02 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold Nitrogenase molybdenum iron protein domain
B3 1g20B03 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold Nitrogenase molybdenum iron protein domain
B4 1g20B04 Mainly Alpha Up-down Bundle Nitrogenase Molybdenum-iron Protein, subunit B; domain 4 Nitrogenase Molybdenum-iron Protein, subunit B, domain 4
C1 1g20C01 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold Nitrogenase molybdenum iron protein domain
C2 1g20C02 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold Nitrogenase molybdenum iron protein domain
C3 1g20C03 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold Nitrogenase molybdenum iron protein domain
D1 1g20D01 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold Nitrogenase molybdenum iron protein domain
D2 1g20D02 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold Nitrogenase molybdenum iron protein domain
D3 1g20D03 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold Nitrogenase molybdenum iron protein domain
D4 1g20D04 Mainly Alpha Up-down Bundle Nitrogenase Molybdenum-iron Protein, subunit B; domain 4 Nitrogenase Molybdenum-iron Protein, subunit B, domain 4
E 1g20E00 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold P-loop containing nucleotide triphosphate hydrolases
F 1g20F00 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold P-loop containing nucleotide triphosphate hydrolases
G 1g20G00 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold P-loop containing nucleotide triphosphate hydrolases
H 1g20H00 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold P-loop containing nucleotide triphosphate hydrolases

Protein Family Annotation Pfam Database Homepage

Chains Pfam Accession Pfam Identifier Pfam Description Type Source
B PF11844 DUF3364 Domain of unknown function (DUF3364) Family
A PF00148 Oxidored_nitro Nitrogenase component 1 type Oxidoreductase Domain PFAM PF00148
B PF00148 Oxidored_nitro Nitrogenase component 1 type Oxidoreductase Domain PFAM PF00148
E PF00142 Fer4_NifH 4Fe-4S iron sulfur cluster binding proteins, NifH/frxC family Domain PFAM PF00142

Protein Modification Annotation

Type PDB Residue Nr. Description