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4XR4

Crystal Structure of the Homospermidine Synthase (HSS) from Blastochloris viridis in Complex with NAD and Agmatine

Functional Information from GO Data
ChainGOidnamespacecontents
A0016740molecular_functiontransferase activity
A0047296molecular_functionhomospermidine synthase activity
A0050514molecular_functionhomospermidine synthase (spermidine-specific) activity
B0016740molecular_functiontransferase activity
B0047296molecular_functionhomospermidine synthase activity
B0050514molecular_functionhomospermidine synthase (spermidine-specific) activity
Functional Information from PDB Data
site_idAC1
Number of Residues30
Detailsbinding site for residue NAD A 501
ChainResidue
AGLY20
ASER92
AVAL93
ATHR95
ATHR114
AVAL115
AGLY160
AALA161
AASN162
APRO163
ATRP229
ASER21
ASER230
AILE350
AVAL400
AHOH728
AHOH730
AHOH770
AHOH780
AHOH790
AHOH847
AHOH857
AILE22
AHOH995
AASP45
APRO46
ASER47
AALA65
AVAL66
ALEU91

site_idAC2
Number of Residues4
Detailsbinding site for residue ACT A 502
ChainResidue
AVAL235
AARG344
AHOH902
AHOH970

site_idAC3
Number of Residues4
Detailsbinding site for residue ACT A 503
ChainResidue
ASER96
APRO118
ATRP119
AHOH1025

site_idAC4
Number of Residues4
Detailsbinding site for residue ACT A 504
ChainResidue
AARG215
AHOH610
AHOH816
BPRO221

site_idAC5
Number of Residues3
Detailsbinding site for residue SO4 A 505
ChainResidue
ALYS343
AARG344
AHOH946

site_idAC6
Number of Residues8
Detailsbinding site for residue SO4 A 506
ChainResidue
AHIS8
AARG9
AHOH613
AHOH615
AHOH1031
BVAL76
BPRO77
BTHR80

site_idAC7
Number of Residues4
Detailsbinding site for residue SO4 A 507
ChainResidue
ACYS264
AARG309
AALA315
AARG318

site_idAC8
Number of Residues5
Detailsbinding site for residue 1PS A 508
ChainResidue
ASER47
AASP48
AGLU49
AASP347
ATRP348

site_idAC9
Number of Residues8
Detailsbinding site for residue AG2 A 509
ChainResidue
AVAL6
AGLU31
AARG32
APHE34
APHE36
AHOH859
AHOH934
AHOH1028

site_idAD1
Number of Residues30
Detailsbinding site for residue NAD B 501
ChainResidue
BHOH1249
BGLY20
BSER21
BILE22
BASP45
BPRO46
BSER47
BALA65
BVAL66
BLEU91
BSER92
BVAL93
BTHR95
BTHR114
BVAL115
BGLY160
BALA161
BASN162
BPRO163
BTRP229
BSER230
BILE350
BVAL400
BHOH893
BHOH894
BHOH917
BHOH929
BHOH934
BHOH971
BHOH1012

site_idAD2
Number of Residues3
Detailsbinding site for residue ACT B 502
ChainResidue
BARG471
B1PS506
BHOH1086

site_idAD3
Number of Residues4
Detailsbinding site for residue ACT B 503
ChainResidue
APRO221
BARG215
BHOH1054
BHOH1130

site_idAD4
Number of Residues7
Detailsbinding site for residue ACT B 504
ChainResidue
AGLU384
BLYS204
BGLY369
BASN373
BHOH831
BHOH832
BHOH1008

site_idAD5
Number of Residues6
Detailsbinding site for residue SO4 B 505
ChainResidue
BCYS264
BARG309
BALA315
BARG318
BHOH1105
BHOH1267

site_idAD6
Number of Residues9
Detailsbinding site for residue 1PS B 506
ChainResidue
AGLN380
AVAL442
AVAL444
BARG251
BARG471
BACT502
BHOH807
BHOH816
BHOH1276

site_idAD7
Number of Residues6
Detailsbinding site for residue 1PS B 507
ChainResidue
BSER47
BASP48
BGLU49
BARG196
BASP347
BTRP348

site_idAD8
Number of Residues5
Detailsbinding site for residue ACT B 508
ChainResidue
BVAL235
BARG344
BTRP348
BHOH1024
BHOH1102

site_idAD9
Number of Residues4
Detailsbinding site for residue 1PS B 509
ChainResidue
BMET338
BGLY342
BLYS343
BARG344

site_idAE1
Number of Residues8
Detailsbinding site for residue AG2 B 510
ChainResidue
ATHR285
AASP358
AGLY359
AGLU384
BARG251
BSER465
BHOH802
BHOH807

site_idAE2
Number of Residues10
Detailsbinding site for residue AG2 B 511
ChainResidue
AGLU186
AHOH604
BGLU31
BARG32
BPHE34
BPHE36
BARG38
BHOH801
BHOH1009
BHOH1181

site_idAE3
Number of Residues5
Detailsbinding site for residue ACT B 512
ChainResidue
BSER167
BLYS171
BILE302
BPHE305
BASP423

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PDB entries from 2024-06-12

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