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2QMJ
Asym. Unit
Info
Asym.Unit (163 KB)
Biol.Unit 1 (156 KB)
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(1)
Title
:
CRYSTRAL STRUCTURE OF THE N-TERMINAL SUBUNIT OF HUMAN MALTASE-GLUCOAMYLASE IN COMPLEX WITH ACARBOSE
Authors
:
L. Sim, D. R. Rose
Date
:
16 Jul 07 (Deposition) - 08 Jan 08 (Release) - 13 Jul 11 (Revision)
Method
:
X-RAY DIFFRACTION
Resolution
:
1.90
Chains
:
Asym. Unit : A,X
#
Biol. Unit 1: A,X
#
(1x)
(
#
: chains that contain no standard or modified protein/DNA/RNA residue)
Keywords
:
Hydrolase, Glycosyl Hydrolase Family 31, Glycoprotein, Glycosidase, Membrane, Multifunctional Enzyme, Signal-Anchor, Sulfation, Transmembrane
(Keyword Search:
[
Gene Ontology, PubMed, Web (Google)
]
)
Reference
:
L. Sim, R. Quezada-Calvillo, E. E. Sterchi, B. L. Nichols, D. R. Rose
Human Intestinal Maltase-Glucoamylase: Crystal Structure Of The N-Terminal Catalytic Subunit And Basis Of Inhibition An Substrate Specificity
J. Mol. Biol. V. 375 782 2008
[
close entry info
]
Hetero Components
(4, 15)
Info
All Hetero Components
1a: ALPHA-ACARBOSE (ACRa)
2a: GLYCEROL (GOLa)
2b: GLYCEROL (GOLb)
2c: GLYCEROL (GOLc)
2d: GLYCEROL (GOLd)
2e: GLYCEROL (GOLe)
2f: GLYCEROL (GOLf)
2g: GLYCEROL (GOLg)
2h: GLYCEROL (GOLh)
2i: GLYCEROL (GOLi)
3a: N-ACETYL-D-GLUCOSAMINE (NAGa)
3b: N-ACETYL-D-GLUCOSAMINE (NAGb)
3c: N-ACETYL-D-GLUCOSAMINE (NAGc)
3d: N-ACETYL-D-GLUCOSAMINE (NAGd)
4a: SULFATE ION (SO4a)
View:
Select:
Label:
No.
Name
Count
Type
Full Name
1
ACR
1
Ligand/Ion
ALPHA-ACARBOSE
2
GOL
9
Ligand/Ion
GLYCEROL
3
NAG
4
Ligand/Ion
N-ACETYL-D-GLUCOSAMINE
4
SO4
1
Ligand/Ion
SULFATE ION
[
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Sites
(15, 15)
Info
All Sites
01: AC1 (SOFTWARE)
02: AC2 (SOFTWARE)
03: AC3 (SOFTWARE)
04: AC4 (SOFTWARE)
05: AC5 (SOFTWARE)
06: AC6 (SOFTWARE)
07: AC7 (SOFTWARE)
08: AC8 (SOFTWARE)
09: AC9 (SOFTWARE)
10: BC1 (SOFTWARE)
11: BC2 (SOFTWARE)
12: BC3 (SOFTWARE)
13: BC4 (SOFTWARE)
14: BC5 (SOFTWARE)
15: BC6 (SOFTWARE)
View:
Select:
Label:
No.
Name
Evidence
Residues
Description
01
AC1
SOFTWARE
ASP A:203 , THR A:205 , ASN A:207 , TYR A:299 , ASP A:327 , ILE A:328 , ILE A:364 , TRP A:441 , ASP A:443 , MET A:444 , ARG A:526 , TRP A:539 , ASP A:542 , HIS A:600 , HOH A:4081 , HOH A:4623 , HOH A:4625 , HOH A:4626 , HOH A:4627
BINDING SITE FOR RESIDUE ACR A 1001
02
AC2
SOFTWARE
SER A:146 , ASN A:147 , ASN A:148 , GLN A:318 , PRO A:740 , ASN A:741 , THR A:742 , ALA A:746 , ASN A:750
BINDING SITE FOR RESIDUE NAG A 2001
03
AC3
SOFTWARE
LYS A:389 , ASN A:393 , GLY A:397 , VAL A:398 , VAL A:487 , GLN A:488 , HIS A:489 , HOH A:4141 , HOH A:4622 , NAG X:2004
BINDING SITE FOR RESIDUE NAG X 2003
04
AC4
SOFTWARE
LYS A:389 , HOH A:4518 , NAG X:2003
BINDING SITE FOR RESIDUE NAG X 2004
05
AC5
SOFTWARE
ASN A:207 , GLY A:208 , ASN A:209
BINDING SITE FOR RESIDUE NAG A 2005
06
AC6
SOFTWARE
SER A:126 , HIS A:625 , ASN A:628 , HOH A:4143 , HOH A:4151 , HOH A:4486
BINDING SITE FOR RESIDUE SO4 A 4001
07
AC7
SOFTWARE
ARG A:96 , GLN A:117 , PHE A:119 , HOH A:4167 , HOH A:4352
BINDING SITE FOR RESIDUE GOL A 3001
08
AC8
SOFTWARE
ALA A:285 , ALA A:536 , ALA A:537 , HOH A:4009 , HOH A:4211 , HOH A:4621
BINDING SITE FOR RESIDUE GOL A 3002
09
AC9
SOFTWARE
ASN A:306 , GLU A:309 , ARG A:313 , ASP A:607 , HOH A:4061
BINDING SITE FOR RESIDUE GOL A 3003
10
BC1
SOFTWARE
LEU A:286 , ARG A:520 , HIS A:645 , ASP A:777 , THR A:778 , VAL A:779 , ALA A:780 , HOH A:4169
BINDING SITE FOR RESIDUE GOL A 3004
11
BC2
SOFTWARE
TRP A:290 , LYS A:360 , ASP A:438 , PHE A:516 , SER A:521 , GLU A:774 , HOH A:4069 , HOH A:4322
BINDING SITE FOR RESIDUE GOL A 3005
12
BC3
SOFTWARE
PHE A:65 , VAL A:131 , GLU A:132 , ILE A:133 , THR A:843 , THR A:854 , HOH A:4174
BINDING SITE FOR RESIDUE GOL A 3006
13
BC4
SOFTWARE
GLU A:582 , ARG A:585 , GLU A:689 , GLY A:722
BINDING SITE FOR RESIDUE GOL A 3007
14
BC5
SOFTWARE
TYR A:626 , ASP A:702 , TYR A:703 , GLU A:704 , ILE A:725 , GLY A:726 , LEU A:727
BINDING SITE FOR RESIDUE GOL A 3008
15
BC6
SOFTWARE
GLU A:689 , GLY A:722 , HOH A:4517 , HOH A:4542
BINDING SITE FOR RESIDUE GOL A 3009
[
close Site info
]
SAPs(SNPs)/Variants
(3, 3)
Info
(mutated residues are not available)
All SNPs/Variants
1: VAR_047350 (Q318H, chain A, )
2: VAR_047351 (S456L, chain A, )
3: VAR_047352 (D772D, chain A, )
View:
Select:
Label:
dbSNP
PDB
No.
Source
Variant ID
Variant
UniProt ID
Status
ID
Chain
Variant
1
UniProt
VAR_047350
Q
404
H
MGA_HUMAN
Polymorphism
2272330
A
Q
318
H
2
UniProt
VAR_047351
S
542
L
MGA_HUMAN
Polymorphism
10266732
A
S
456
L
3
UniProt
VAR_047352
N
858
D
MGA_HUMAN
Polymorphism
2960746
A
D
772
D
SNP/SAP Summary Statistics
(UniProtKB/Swiss-Prot)
[
close SNP/Variant info
]
PROSITE Patterns/Profiles
(4, 4)
Info
All PROSITE Patterns/Profiles
1: P_TREFOIL_2 (-|A:868-868)
2: P_TREFOIL_1 (A:12-33)
3: GLYCOSYL_HYDROL_F31_1 (A:439-446|-)
4: GLYCOSYL_HYDROL_F31_2 (A:569-599)
;
View:
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Label:
End label:
PROSITE
UniProtKB
PDB
No.
ID
AC
Description
ID
Location
Count
Location
1
P_TREFOIL_2
PS51448
P-type 'Trefoil' domain profile.
MGA_HUMAN
88-134
954-1000
1
-
A:868-868
2
P_TREFOIL_1
PS00025
P-type 'Trefoil' domain signature.
MGA_HUMAN
98-119
1
A:12-33
3
GLYCOSYL_HYDROL_F31_1
PS00129
Glycosyl hydrolases family 31 active site.
MGA_HUMAN
525-532
1416-1423
1
A:439-446
-
4
GLYCOSYL_HYDROL_F31_2
PS00707
Glycosyl hydrolases family 31 signature 2.
MGA_HUMAN
655-685
1
A:569-599
[
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Exons
(0, 0)
Info
All Exons
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All Exon Boundaries
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Note:
Exon boundaries colored in "red" are actually farther away from the residue due to missing residues in the structure.
SCOP Domains
(0, 0)
Info
All SCOP Domains
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Sorry, no Info available
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CATH Domains
(0, 0)
Info
all CATH domains
View:
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Label:
Sorry, no Info available
[
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Pfam Domains
(2, 2)
Info
all PFAM domains
1a: PFAM_Glyco_hydro_31_2qmjA01 (A:263-735)
2a: PFAM_Trefoil_2qmjA02 (A:7-47)
View:
Select:
Label:
Clans
(
)
(
)
Families
(
)
(
)
Organisms
(
)
(
)
Clan
:
Glyco_hydro_tim
(488)
Family
:
Glyco_hydro_31
(25)
Homo sapiens (Human)
(11)
1a
Glyco_hydro_31-2qmjA01
A:263-735
Clan
:
no clan defined [family: Trefoil]
(14)
Family
:
Trefoil
(14)
Homo sapiens (Human)
(12)
2a
Trefoil-2qmjA02
A:7-47
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Protein & NOT PROSITE
Chain A
Asymmetric Unit 1
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Asym.Unit (163 KB)
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