Q9Y4U1 (MMAC_HUMAN) Homo sapiens (Human)
Cyanocobalamin reductase / alkylcobalamin dealkylase UniProtKBInterProSTRINGInteractive Modelling
282 aa; Sequence (Fasta)
Sequence Features
27 | Q -> R (in MAHCC; dbSNP:rs546099787) VAR_024770 dbSNP | ||
116 | L -> P (in MAHCC; dbSNP:rs121918240) VAR_024771 dbSNP | ||
122 | H -> R (in MAHCC) VAR_024772 | ||
130 | Y -> H (in MAHCC; dbSNP:rs372670428) VAR_024773 dbSNP | ||
147 | G -> A (in MAHCC; dbSNP:rs140522266) VAR_024774 dbSNP | ||
147 | G -> D (in MAHCC; loss of cyanocobalamin binding; dbSNP:rs140522266) VAR_024775 dbSNP | ||
156 | G -> D (in MAHCC; dbSNP:rs1553162910) VAR_024776 dbSNP | ||
157 | W -> C (in MAHCC; dbSNP:rs1002571805) VAR_024777 dbSNP | ||
161 | R -> G (in MAHCC; results in decreased stability and decreased methylcobalamin dealkylation activity; dbSNP:rs370596113) VAR_024778 dbSNP | ||
161 | R -> Q (in MAHCC; results in decreased stability and reduced stabilization induced by cobalamin binding; has reduced affinity for cyanocobalamin and reduced activity in dealkylation of methylcobalamin; dbSNP:rs121918243) VAR_024779 dbSNP | ||
189 | R -> S (in MAHCC; dbSNP:rs200895671) VAR_024780 dbSNP | ||
193 | L -> P (in MAHCC; dbSNP:rs1233135084) VAR_024781 dbSNP | ||
206 | R -> P (in MAHCC; dbSNP:rs371753672) VAR_024782 dbSNP | ||
206 | R -> W (in MAHCC; dbSNP:rs538023671) VAR_024783 dbSNP | ||
271 | S -> G (in dbSNP:rs35219601) VAR_038805 dbSNP | ||
20-234 | Methylmalonic aciduria and homocystinuria type C family IPR032037PF16690 |
Sequence Alignments
Experimental structures
Description | Oligo-state | Ligands | Structure | Range |
---|---|---|---|---|
Crystal Structure of MMACHC (1-238), a human B12 processing enzyme, complexed with MethylCobalamin | monomer | 1×COB; | 3sc0 | |
Assess | ||||
Crystal Structure of CblC (MMACHC) (1-238), a human B12 processing enzyme, complexed with an Antivi⦠| monomer | 1×B12; 1×8FS; 1×GSH; 1×171; 2×SO4; 1×NA; | 5uos | |
Assess | ||||
Crystal Structure of Apo-MMACHC (1-244), a human B12 processing enzyme | monomer | 3×MLI; 1×GOL; | 3sbz | |
Assess | ||||
Crystal Structure of SeMet-Substituted Apo-MMACHC (1-244), a human B12 processing enzyme | monomer | 3sby | ||
Assess | ||||
crystal structure of human MMACHC | monomer | 1×B12; 1×FLC; 1×DHL; 1×5AD; | 3som | |
Assess |