The name of this superfamily has been modified since the most recent official CATH+ release (v4_3_0). At the point of the last release, this superfamily was named:

"
Helix hairpin bin
".

Functional Families

Overview of the Structural Clusters (SC) and Functional Families within this CATH Superfamily. Clusters with a representative structure are represented by a filled circle.
Division Species Genes
Bacteria Piscirickettsiaceae bacterium 2
Bacteria Solimonas aquatica 2
Bacteria Nitrosomonas sp. Nm84 1
Bacteria Polycyclovorans sp. 2
Bacteria Nitrospira sp. SCGC AG-212-E16 1
Bacteria Nitrosomonas cryotolerans 1
Bacteria Methylosinus sp. R-45379 3
Bacteria Methylomonas sp. DH-1 2
Bacteria Cycloclasticus sp. symbiont of Poecilosclerida sp. M 1
Bacteria Methylobacter tundripaludum SV96 2
Bacteria Gammaproteobacteria bacterium 2
Bacteria Nocardioides luteus 1
Bacteria Nitrosospira sp. Nsp11 1
Bacteria Rickettsiales bacterium 1
Bacteria Haliea sp. ETY-NAG 1
Bacteria Candidatus Nitrosoglobus terrae 1
Bacteria Cycloclasticus sp. 44_32_T64 3
Bacteria Chromatiales bacterium USCg_Taylor 1
Bacteria Nitrosomonas sp. Is79A3 1
Bacteria Methylococcaceae bacterium NSO1 1
Bacteria Methylomonas methanica MC09 1
Environmental samples uncultured ammonia-oxidizing beta proteobacterium 3
Environmental samples uncultured Methylocystis sp. GSC357 1
Bacteria Nitrosomonas sp. Nm166 1
Bacteria Microbacterium sp. Leaf161 1
Bacteria Sphingobium sp. SCG-1 1
Bacteria Nitrosospira briensis 1
Bacteria Nitrosomonas marina 1
Bacteria Methylosinus sp. 3S-1 1
Bacteria Methylococcaceae bacterium NSP1-1 2
Bacteria Methylacidiphilum sp. RTK17.1 1
Bacteria Methylobacter tundripaludum 2
Bacteria Methylovulum psychrotolerans 1
Bacteria Cycloclasticus sp. symbiont of Bathymodiolus heckerae 2
Bacteria Methylomonas methanica 4
Bacteria Methylocystis sp. JTC3 1
Bacteria Nitrosospira sp. Nsp18 1
Bacteria Nitrosospira sp. Nl5 1
Bacteria Bradyrhizobium shewense 1
Bacteria Methyloprofundus sedimenti 1
Bacteria Cycloclasticus sp. symbiont of Poecilosclerida sp. N 1
Bacteria Moraxellaceae bacterium 3
Bacteria Methylomagnum ishizawai 2
Bacteria Methylosinus trichosporium OB3b 1
Bacteria Methylococcaceae bacterium ET-SHO 2
Bacteria Methylocystis sp. SC2 2
Bacteria Methylomarinovum caldicuralii 1
Bacteria Nitrosomonas sp. Nm58 1
Bacteria Nitrosospira sp. Nsp14 1
Bacteria Cycloclasticus sp. 2
Bacteria Gammaproteobacteria bacterium 54_18_T64 1
Bacteria Nitrosomonas sp. TK794 1
Bacteria Methylococcaceae bacterium SF-BR 1
Bacteria Candidatus Nitrospira nitrificans 1
Bacteria Mycobacterium sp. ENV421 1
Bacteria Haliea sp. ETY-M 1
Bacteria Nitrosospira sp. 1
Bacteria Cycloclasticus sp. 46_120_T64 2
Bacteria Nitrosomonas aestuarii 1
Bacteria Nitrosomonas oligotropha 1
Bacteria Nitrosomonas sp. Nm141 1
Bacteria Methylocaldum marinum 1
Bacteria Candidatus Methylomirabilis oxyfera 1
Bacteria Nitrosomonas communis 2
Bacteria Methylomonas sp. LWB 2
Bacteria Bradyrhizobium sp. NAS96.2 2
Bacteria Nitrosomonas eutropha 1
Bacteria methanotrophic endosymbiont of Bathymodiolus azoricus (Menez Gwen) 1
Bacteria Methyloglobulus morosus KoM1 3
Bacteria Methylothermaceae bacteria B42 1
Bacteria Streptomyces thermoautotrophicus 1
Bacteria Cellvibrionales bacterium 1
Bacteria Methylocapsa acidiphila 1
Bacteria Methylomicrobium album BG8 2
Bacteria Nitrospira sp. SG-bin1 1
Bacteria Nitrosomonas halophila 1
Bacteria Nitrosovibrio tenuis 1
Bacteria Nocardioidaceae bacterium Broad-1 1
Bacteria Nitrosomonas europaea ATCC 19718 1
Bacteria Nitrosomonas cryotolerans ATCC 49181 3
Bacteria Methylomonas koyamae 2
Bacteria Nitrosomonas nitrosa 1
Bacteria Nitrosospira multiformis 2
Bacteria Methylacidiphilum fumariolicum SolV 3
Bacteria Methylacidiphilum fumariolicum 2
Environmental samples uncultured bacterium 3
Bacteria Nitrospira sp. ST-bin4 1
Bacteria Methylocystis sp. M 1
Bacteria Nitrosomonas sp. Nm143 1
Bacteria Methylomonas lenta 1
Bacteria Nitrosococcus oceani ATCC 19707 1
Bacteria Mycolicibacterium rhodesiae NBB3 1
Bacteria Mycolicibacterium chubuense NBB4 1
Environmental samples uncultured prokaryote 1
Bacteria Nocardioides sp. CF8 1
Bacteria Nitrosomonas eutropha C91 1
Bacteria Nitrosospira multiformis ATCC 25196 1
Bacteria Burkholderiales bacterium RIFCSPLOWO2_02_FULL_67_64 2
Bacteria Nitrosomonas sp. Nm51 1
Bacteria Methylocystis bryophila 3
Bacteria Hydrogenophaga sp. T4 1
Bacteria Nitrosovibrio sp. Nv17 1
Bacteria Methylomarinum vadi 1
Bacteria Methylococcus capsulatus str. Bath 1
Bacteria Methylovulum miyakonense 1
Bacteria Methylococcaceae bacterium 1
Bacteria Nitrosomonas mobilis 1
Bacteria Nitrosococcus halophilus Nc 4 1
Bacteria Methylococcaceae bacterium ET-HIRO 2
Bacteria Crenothrix polyspora 3
Bacteria Skermanella aerolata KACC 11604 1
Bacteria Bathymodiolus platifrons methanotrophic gill symbiont 1
Bacteria Nitrosomonas europaea 1
Bacteria Nitrosospira lacus 1
Bacteria Candidatus Nitrospira nitrosa 1
Bacteria Methylacidiphilum infernorum V4 2
Bacteria Bradyrhizobium manausense 1
Bacteria Nitrosomonas sp. AL212 1
Bacteria Methylosinus trichosporium 1
Bacteria Crenothrix sp. D3 1
Bacteria Methylocapsa palsarum 1
Bacteria Methylocaldum sp. T-025 1
Bacteria Methylomicrobium alcaliphilum 20Z 1
Bacteria Methylomonas denitrificans 2
Bacteria Candidatus Nitrospira inopinata 1