HEADER HYDROLASE 30-APR-03 1P6W TITLE CRYSTAL STRUCTURE OF BARLEY ALPHA-AMYLASE ISOZYME 1 (AMY1) IN COMPLEX TITLE 2 WITH THE SUBSTRATE ANALOGUE, METHYL 4I,4II,4III-TRI- TITLE 3 THIOMALTOTETRAOSIDE (THIO-DP4) CAVEAT 1P6W SGC B 2 HAS WRONG CHIRALITY AT ATOM C1 SGC B 3 HAS WRONG CAVEAT 2 1P6W CHIRALITY AT ATOM C1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (ALPHA-AMYLASE TYPE A ISOZYME); COMPND 3 CHAIN: A; COMPND 4 SYNONYM: 1,4-ALPHA-D-GLUCAN GLUCANOHYDROLASE, AMY1, LOW PI ALPHA- COMPND 5 AMYLASE; COMPND 6 EC: 3.2.1.1; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HORDEUM VULGARE; SOURCE 3 ORGANISM_TAXID: 4513; SOURCE 4 GENE: AMY1.1; SOURCE 5 EXPRESSION_SYSTEM: PICHIA PASTORIS; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 4922; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: GS115; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PHIL-D2 KEYWDS ALPHA-AMYLASE, BARLEY, ISOZYME 1, BETA-ALPHA-BARREL, SUGAR TONGS KEYWDS 2 BINDING SITE, SUBSTRATE ANALOGUE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR X.ROBERT,R.HASER,N.AGHAJARI REVDAT 5 16-AUG-23 1P6W 1 HETSYN REVDAT 4 29-JUL-20 1P6W 1 CAVEAT COMPND REMARK HETNAM REVDAT 4 2 1 LINK SITE ATOM REVDAT 3 08-SEP-09 1P6W 1 HETATM HETNAM REVDAT 2 24-FEB-09 1P6W 1 VERSN REVDAT 1 14-OCT-03 1P6W 0 JRNL AUTH X.ROBERT,R.HASER,T.E.GOTTSCHALK,F.RATAJCZAK,H.DRIGUEZ, JRNL AUTH 2 B.SVENSSON,N.AGHAJARI JRNL TITL THE STRUCTURE OF BARLEY ALPHA-AMYLASE ISOZYME 1 REVEALS A JRNL TITL 2 NOVEL ROLE OF DOMAIN C IN SUBSTRATE RECOGNITION AND BINDING: JRNL TITL 3 A PAIR OF SUGAR TONGS JRNL REF STRUCTURE V. 11 973 2003 JRNL REFN ISSN 0969-2126 JRNL PMID 12906828 JRNL DOI 10.1016/S0969-2126(03)00151-5 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH X.ROBERT,T.E.GOTTSCHALK,R.HASER,B.SVENSSON,N.AGHAJARI REMARK 1 TITL EXPRESSION, PURIFICATION AND PRELIMINARY CRYSTALLOGRAPHIC REMARK 1 TITL 2 STUDIES OF ALPHA-AMYLASE ISOZYME 1 FROM BARLEY SEEDS REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 58 683 2002 REMARK 1 REFN ISSN 0907-4449 REMARK 1 DOI 10.1107/S090744490200166X REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 46.52 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1883521.050 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.0 REMARK 3 NUMBER OF REFLECTIONS : 27360 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.170 REMARK 3 FREE R VALUE : 0.216 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2733 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.004 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 94.70 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3990 REMARK 3 BIN R VALUE (WORKING SET) : 0.2080 REMARK 3 BIN FREE R VALUE : 0.2600 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 412 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.013 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3140 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 96 REMARK 3 SOLVENT ATOMS : 641 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 12.01 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 12.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.46000 REMARK 3 B22 (A**2) : 0.62000 REMARK 3 B33 (A**2) : 0.84000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.19 REMARK 3 ESD FROM SIGMAA (A) : 0.16 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.25 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.21 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.012 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.800 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 0.890 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.250 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.520 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.170 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 52.47 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : CARBOHYDRATE.MOD.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : CARBOHYDRATE.MOD.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1P6W COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-MAY-03. REMARK 100 THE DEPOSITION ID IS D_1000019082. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-OCT-00 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : ENRAF-NONIUS REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : OSMIC MIRRORS REMARK 200 OPTICS : OSMIC MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27556 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 46.600 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.7 REMARK 200 DATA REDUNDANCY : 3.000 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.12400 REMARK 200 FOR THE DATA SET : 5.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.11 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.7 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.47600 REMARK 200 FOR SHELL : 1.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1HT6 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.42 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, ISOPROPANOL, PH 6.7, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 290K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 46.71500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 36.05000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 46.71500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 36.05000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 ASN A 405 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 TYR A 52 CG TYR A 52 CD1 0.090 REMARK 500 TYR A 58 CG TYR A 58 CD2 0.093 REMARK 500 TYR A 58 CZ TYR A 58 CE2 0.091 REMARK 500 TYR A 65 CG TYR A 65 CD1 0.133 REMARK 500 TYR A 65 CZ TYR A 65 CE2 0.085 REMARK 500 TYR A 98 CG TYR A 98 CD2 0.084 REMARK 500 TYR A 98 CE1 TYR A 98 CZ 0.099 REMARK 500 TYR A 105 CG TYR A 105 CD2 0.098 REMARK 500 TYR A 105 CG TYR A 105 CD1 0.088 REMARK 500 TYR A 105 CE1 TYR A 105 CZ 0.104 REMARK 500 TYR A 131 CG TYR A 131 CD2 0.113 REMARK 500 TYR A 131 CE1 TYR A 131 CZ 0.080 REMARK 500 TYR A 185 CG TYR A 185 CD2 0.108 REMARK 500 TYR A 185 CG TYR A 185 CD1 0.099 REMARK 500 TYR A 185 CE1 TYR A 185 CZ 0.152 REMARK 500 TYR A 220 CG TYR A 220 CD2 0.112 REMARK 500 TYR A 220 CE1 TYR A 220 CZ 0.135 REMARK 500 TYR A 310 CG TYR A 310 CD2 0.096 REMARK 500 TYR A 310 CZ TYR A 310 CE2 0.112 REMARK 500 TYR A 324 CG TYR A 324 CD1 0.080 REMARK 500 TYR A 364 CG TYR A 364 CD2 0.141 REMARK 500 TYR A 364 CE1 TYR A 364 CZ 0.082 REMARK 500 TYR A 380 CE1 TYR A 380 CZ 0.083 REMARK 500 TYR A 399 CG TYR A 399 CD1 0.095 REMARK 500 TYR A 399 CE1 TYR A 399 CZ 0.080 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 CYS A 106 13.39 -143.12 REMARK 500 CYS A 125 124.87 -38.43 REMARK 500 PHE A 181 52.89 39.74 REMARK 500 SER A 198 67.01 31.91 REMARK 500 SER A 294 -153.13 51.57 REMARK 500 TRP A 299 58.53 -166.16 REMARK 500 PRO A 302 108.37 -45.84 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 500 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN A 92 OD1 REMARK 620 2 ASP A 139 OD1 140.6 REMARK 620 3 ASP A 139 OD2 165.6 52.8 REMARK 620 4 ALA A 142 O 93.5 109.3 83.9 REMARK 620 5 ASP A 149 OD2 83.9 129.3 81.8 83.2 REMARK 620 6 GLY A 184 O 73.0 80.9 119.8 77.3 148.5 REMARK 620 7 HOH A 630 O 74.0 82.7 107.5 167.2 92.6 101.0 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 501 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 109 OE1 REMARK 620 2 GLU A 109 OE2 47.5 REMARK 620 3 THR A 112 O 112.4 77.3 REMARK 620 4 ASP A 114 O 151.1 161.3 87.9 REMARK 620 5 ASP A 118 OD1 73.2 85.9 147.2 101.1 REMARK 620 6 ASP A 118 OD2 72.4 115.3 161.0 82.0 51.3 REMARK 620 7 HOH A 604 O 120.3 81.8 75.9 83.5 74.0 118.5 REMARK 620 8 HOH A 656 O 77.2 102.0 80.7 86.6 130.7 82.7 154.9 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 502 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 128 OD2 REMARK 620 2 ASP A 143 OD1 77.7 REMARK 620 3 PHE A 144 O 172.4 104.5 REMARK 620 4 ALA A 147 O 98.5 162.8 81.5 REMARK 620 5 ASP A 149 OD1 101.1 71.5 86.5 93.1 REMARK 620 6 HOH A 788 O 85.9 103.9 86.6 92.5 170.4 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 503 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A1523 O REMARK 620 2 HOH A1545 O 72.8 REMARK 620 3 HOH A1546 O 133.9 90.6 REMARK 620 4 HOH A1547 O 83.9 90.2 52.7 REMARK 620 5 HOH A1548 O 140.3 89.3 79.8 132.5 REMARK 620 6 HOH A1550 O 80.0 91.7 144.7 162.4 65.0 REMARK 620 N 1 2 3 4 5 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1HT6 RELATED DB: PDB REMARK 900 BARLEY ALPHA-AMYLASE ISOZYME 1 (AMY1) IN ITS NATIVE STATE REMARK 900 RELATED ID: 1AMY RELATED DB: PDB REMARK 900 BARLEY ALPHA-AMYLASE ISOZYME 2 (AMY2) IN ITS NATIVE STATE REMARK 900 RELATED ID: 1BG9 RELATED DB: PDB REMARK 900 BARLEY ALPHA-AMYLASE ISOZYME 2 (AMY2) IN COMPLEX WITH ACARBOSE REMARK 999 REMARK 999 SEQUENCE REMARK 999 ACCORDING TO THE AUTHORS THERE IS AN ERROR IN SWISSPROT REMARK 999 DATABASE, CORRECTED BY THE EXAMINATION OF THE CRYSTAL REMARK 999 STRUCTURE DBREF 1P6W A 1 405 UNP P00693 AMY1_HORVU 25 429 SEQADV 1P6W VAL A 284 UNP P00693 ALA 308 SEE REMARK 999 SEQRES 1 A 405 HIS GLN VAL LEU PHE GLN GLY PHE ASN TRP GLU SER TRP SEQRES 2 A 405 LYS GLN SER GLY GLY TRP TYR ASN MET MET MET GLY LYS SEQRES 3 A 405 VAL ASP ASP ILE ALA ALA ALA GLY VAL THR HIS VAL TRP SEQRES 4 A 405 LEU PRO PRO PRO SER HIS SER VAL SER ASN GLU GLY TYR SEQRES 5 A 405 MET PRO GLY ARG LEU TYR ASP ILE ASP ALA SER LYS TYR SEQRES 6 A 405 GLY ASN ALA ALA GLU LEU LYS SER LEU ILE GLY ALA LEU SEQRES 7 A 405 HIS GLY LYS GLY VAL GLN ALA ILE ALA ASP ILE VAL ILE SEQRES 8 A 405 ASN HIS ARG CYS ALA ASP TYR LYS ASP SER ARG GLY ILE SEQRES 9 A 405 TYR CYS ILE PHE GLU GLY GLY THR SER ASP GLY ARG LEU SEQRES 10 A 405 ASP TRP GLY PRO HIS MET ILE CYS ARG ASP ASP THR LYS SEQRES 11 A 405 TYR SER ASP GLY THR ALA ASN LEU ASP THR GLY ALA ASP SEQRES 12 A 405 PHE ALA ALA ALA PRO ASP ILE ASP HIS LEU ASN ASP ARG SEQRES 13 A 405 VAL GLN ARG GLU LEU LYS GLU TRP LEU LEU TRP LEU LYS SEQRES 14 A 405 SER ASP LEU GLY PHE ASP ALA TRP ARG LEU ASP PHE ALA SEQRES 15 A 405 ARG GLY TYR SER PRO GLU MET ALA LYS VAL TYR ILE ASP SEQRES 16 A 405 GLY THR SER PRO SER LEU ALA VAL ALA GLU VAL TRP ASP SEQRES 17 A 405 ASN MET ALA THR GLY GLY ASP GLY LYS PRO ASN TYR ASP SEQRES 18 A 405 GLN ASP ALA HIS ARG GLN ASN LEU VAL ASN TRP VAL ASP SEQRES 19 A 405 LYS VAL GLY GLY ALA ALA SER ALA GLY MET VAL PHE ASP SEQRES 20 A 405 PHE THR THR LYS GLY ILE LEU ASN ALA ALA VAL GLU GLY SEQRES 21 A 405 GLU LEU TRP ARG LEU ILE ASP PRO GLN GLY LYS ALA PRO SEQRES 22 A 405 GLY VAL MET GLY TRP TRP PRO ALA LYS ALA VAL THR PHE SEQRES 23 A 405 VAL ASP ASN HIS ASP THR GLY SER THR GLN ALA MET TRP SEQRES 24 A 405 PRO PHE PRO SER ASP LYS VAL MET GLN GLY TYR ALA TYR SEQRES 25 A 405 ILE LEU THR HIS PRO GLY ILE PRO CYS ILE PHE TYR ASP SEQRES 26 A 405 HIS PHE PHE ASN TRP GLY PHE LYS ASP GLN ILE ALA ALA SEQRES 27 A 405 LEU VAL ALA ILE ARG LYS ARG ASN GLY ILE THR ALA THR SEQRES 28 A 405 SER ALA LEU LYS ILE LEU MET HIS GLU GLY ASP ALA TYR SEQRES 29 A 405 VAL ALA GLU ILE ASP GLY LYS VAL VAL VAL LYS ILE GLY SEQRES 30 A 405 SER ARG TYR ASP VAL GLY ALA VAL ILE PRO ALA GLY PHE SEQRES 31 A 405 VAL THR SER ALA HIS GLY ASN ASP TYR ALA VAL TRP GLU SEQRES 32 A 405 LYS ASN HET GTM B 1 13 HET SGC B 2 11 HET SGC B 3 11 HET BGC B 4 11 HET SGC C 1 12 HET GLC C 2 11 HET SGC D 1 12 HET GLC D 2 11 HET CA A 500 1 HET CA A 501 1 HET CA A 502 1 HET CA A 503 1 HETNAM GTM METHYL 4-THIO-BETA-D-GLUCOPYRANOSIDE HETNAM SGC 4-THIO-BETA-D-GLUCOPYRANOSE HETNAM BGC BETA-D-GLUCOPYRANOSE HETNAM GLC ALPHA-D-GLUCOPYRANOSE HETNAM CA CALCIUM ION HETSYN GTM O1-METHYL-4-DEOXY-4-THIO-BETA-D-GLUCOSE; METHYL 4-THIO- HETSYN 2 GTM BETA-D-GLUCOSIDE; METHYL 4-THIO-D-GLUCOSIDE; METHYL 4- HETSYN 3 GTM THIO-GLUCOSIDE HETSYN SGC 4-DEOXY-4-THIO-BETA-D-GLUCOPYRANOSE; 4-THIO-BETA-D- HETSYN 2 SGC GLUCOSE; 4-THIO-D-GLUCOSE; 4-THIO-GLUCOSE HETSYN BGC BETA-D-GLUCOSE; D-GLUCOSE; GLUCOSE HETSYN GLC ALPHA-D-GLUCOSE; D-GLUCOSE; GLUCOSE FORMUL 2 GTM C7 H14 O5 S FORMUL 2 SGC 4(C6 H12 O5 S) FORMUL 2 BGC C6 H12 O6 FORMUL 3 GLC 2(C6 H12 O6) FORMUL 5 CA 4(CA 2+) FORMUL 9 HOH *641(H2 O) HELIX 1 1 GLU A 11 GLN A 15 5 5 HELIX 2 2 GLY A 18 MET A 24 1 7 HELIX 3 3 LYS A 26 ALA A 33 1 8 HELIX 4 4 ASN A 67 LYS A 81 1 15 HELIX 5 5 GLY A 120 ILE A 124 5 5 HELIX 6 6 ASN A 154 ASP A 171 1 18 HELIX 7 7 PHE A 181 TYR A 185 5 5 HELIX 8 8 SER A 186 SER A 198 1 13 HELIX 9 9 GLN A 222 GLY A 237 1 16 HELIX 10 10 GLY A 238 SER A 241 5 4 HELIX 11 11 ASP A 247 VAL A 258 1 12 HELIX 12 12 GLU A 261 LEU A 265 5 5 HELIX 13 13 GLY A 274 TRP A 279 1 6 HELIX 14 14 PRO A 302 ASP A 304 5 3 HELIX 15 15 LYS A 305 HIS A 316 1 12 HELIX 16 16 TYR A 324 ASN A 329 1 6 HELIX 17 17 PHE A 332 ASN A 346 1 15 HELIX 18 18 VAL A 382 ILE A 386 5 5 SHEET 1 A 9 LEU A 4 GLN A 6 0 SHEET 2 A 9 HIS A 37 LEU A 40 1 O TRP A 39 N PHE A 5 SHEET 3 A 9 GLN A 84 ILE A 89 1 O ILE A 86 N LEU A 40 SHEET 4 A 9 ALA A 176 LEU A 179 1 O ARG A 178 N ILE A 89 SHEET 5 A 9 ALA A 202 ALA A 204 1 O VAL A 203 N LEU A 179 SHEET 6 A 9 GLY A 243 PHE A 246 1 O MET A 244 N ALA A 204 SHEET 7 A 9 ALA A 283 PHE A 286 1 O VAL A 284 N VAL A 245 SHEET 8 A 9 ILE A 319 PHE A 323 1 O CYS A 321 N THR A 285 SHEET 9 A 9 LEU A 4 GLN A 6 1 N GLN A 6 O ILE A 322 SHEET 1 B 2 TYR A 98 LYS A 99 0 SHEET 2 B 2 TYR A 105 ILE A 107 -1 O ILE A 107 N TYR A 98 SHEET 1 C 5 LEU A 354 GLU A 360 0 SHEET 2 C 5 ALA A 363 ILE A 368 -1 O GLU A 367 N LYS A 355 SHEET 3 C 5 VAL A 372 ILE A 376 -1 O VAL A 372 N ILE A 368 SHEET 4 C 5 TYR A 399 GLU A 403 -1 O TRP A 402 N VAL A 373 SHEET 5 C 5 VAL A 391 GLY A 396 -1 N ALA A 394 O VAL A 401 LINK S4 GTM B 1 C1 SGC B 2 1555 1555 1.83 LINK S4 SGC B 2 C1 SGC B 3 1555 1555 1.80 LINK S4 SGC B 3 C1 BGC B 4 1555 1555 1.82 LINK S4 SGC C 1 C1 GLC C 2 1555 1555 1.86 LINK S4 SGC D 1 C1 GLC D 2 1555 1555 1.85 LINK OD1 ASN A 92 CA CA A 500 1555 1555 2.43 LINK OE1 GLU A 109 CA CA A 501 1555 1555 2.90 LINK OE2 GLU A 109 CA CA A 501 1555 1555 2.49 LINK O THR A 112 CA CA A 501 1555 1555 2.57 LINK O ASP A 114 CA CA A 501 1555 1555 2.35 LINK OD1 ASP A 118 CA CA A 501 1555 1555 2.58 LINK OD2 ASP A 118 CA CA A 501 1555 1555 2.49 LINK OD2 ASP A 128 CA CA A 502 1555 1555 2.34 LINK OD1 ASP A 139 CA CA A 500 1555 1555 2.56 LINK OD2 ASP A 139 CA CA A 500 1555 1555 2.39 LINK O ALA A 142 CA CA A 500 1555 1555 2.44 LINK OD1 ASP A 143 CA CA A 502 1555 1555 2.38 LINK O PHE A 144 CA CA A 502 1555 1555 2.29 LINK O ALA A 147 CA CA A 502 1555 1555 2.30 LINK OD2 ASP A 149 CA CA A 500 1555 1555 2.35 LINK OD1 ASP A 149 CA CA A 502 1555 1555 2.41 LINK O GLY A 184 CA CA A 500 1555 1555 2.37 LINK CA CA A 500 O HOH A 630 1555 1555 2.49 LINK CA CA A 501 O HOH A 604 1555 1555 2.47 LINK CA CA A 501 O HOH A 656 1555 1555 2.45 LINK CA CA A 502 O HOH A 788 1555 1555 2.32 LINK CA CA A 503 O HOH A1523 1555 1555 2.96 LINK CA CA A 503 O HOH A1545 1555 1555 2.53 LINK CA CA A 503 O HOH A1546 1555 1555 2.49 LINK CA CA A 503 O HOH A1547 1555 1555 2.89 LINK CA CA A 503 O HOH A1548 1555 1555 2.39 LINK CA CA A 503 O HOH A1550 1555 1555 2.50 CRYST1 93.430 72.100 60.880 90.00 90.00 90.00 P 21 21 2 4 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.010703 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013870 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016426 0.00000