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3QQQ

Crystal structure of non-symbiotic plant hemoglobin from Trema tomentosa

Functional Information from GO Data
ChainGOidnamespacecontents
A0019825molecular_functionoxygen binding
A0020037molecular_functionheme binding
B0019825molecular_functionoxygen binding
B0020037molecular_functionheme binding
Functional Information from PDB Data
site_idAC1
Number of Residues15
DetailsBINDING SITE FOR RESIDUE HEM A 163
ChainResidue
ALEU50
ATYR146
ALEU149
AHOH174
AHOH188
AHOH257
BLYS107
APHE51
AHIS70
ALEU101
AHIS105
AASN108
AHIS114
APHE115
ATHR118

site_idAC2
Number of Residues13
DetailsBINDING SITE FOR RESIDUE HEM B 163
ChainResidue
BLEU50
BPHE51
BTYR53
BHIS70
BTHR73
BARG100
BLEU101
BHIS105
BHIS114
BPHE115
BTHR118
BTYR146
BLEU149

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 B 164
ChainResidue
BLYS127
BTRP134
BLYS139
BHOH259

site_idAC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 A 164
ChainResidue
ATRP134
ALYS139
AHOH255

Functional Information from PROSITE/UniProt
site_idPS00208
Number of Residues12
DetailsPLANT_GLOBIN Plant hemoglobins signature. NPkLkpHAmtvF
ChainResidueDetails
AASN64-PHE75

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsBINDING: BINDING => ECO:0000269|PubMed:21491905, ECO:0007744|PDB:3QQQ
ChainResidueDetails
BSER52
BARG100
AARG100
ASER52

site_idSWS_FT_FI2
Number of Residues2
DetailsBINDING: BINDING => ECO:0000250|UniProtKB:O04986
ChainResidueDetails
ALYS66
BLYS66

site_idSWS_FT_FI3
Number of Residues2
DetailsBINDING: distal binding residue => ECO:0000255|PROSITE-ProRule:PRU00238, ECO:0000269|PubMed:21491905, ECO:0007744|PDB:3QQQ
ChainResidueDetails
AHIS70
BHIS70

site_idSWS_FT_FI4
Number of Residues2
DetailsBINDING: proximal binding residue => ECO:0000255|PROSITE-ProRule:PRU00238, ECO:0000269|PubMed:21491905, ECO:0007744|PDB:3QQQ
ChainResidueDetails
AHIS105
BHIS105

site_idSWS_FT_FI5
Number of Residues2
DetailsSITE: Homodimerization => ECO:0000269|PubMed:21491905, ECO:0007744|PDB:3QQQ
ChainResidueDetails
ALYS139
BLYS139

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PDB entries from 2024-06-12

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