1WO2 - Header Asymmetric Unit

HEADER HYDROLASE 11-AUG-04 1WO2

TITLE CRYSTAL STRUCTURE OF THE PIG PANCREATIC ALPHA-AMYLASE TITLE 2 COMPLEXED WITH MALTO-OLIGOSAACHARIDES UNDER THE EFFECT OF TITLE 3 THE CHLORIDE ION

COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-AMYLASE, PANCREATIC; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: 1,4-ALPHA-D-GLUCAN GLUCANOHYDROLASE; COMPND 5 EC: 3.2.1.1

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SUS SCROFA; SOURCE 3 ORGANISM_COMMON: PIG; SOURCE 4 ORGANISM_TAXID: 9823; SOURCE 5 TISSUE: PANCREAS

KEYWDS BETA-ALPHA-BARRELS, HYDROLASE

EXPDTA X-RAY DIFFRACTION

AUTHOR M.QIAN,F.PAYAN,V.NAHOUM

REVDAT 3 04-AUG-09 1WO2 1 HETATM HETNAM REVDAT 2 24-FEB-09 1WO2 1 VERSN REVDAT 1 15-MAR-05 1WO2 0

JRNL AUTH M.QIAN,E.H.AJANDOUZ,F.PAYAN,V.NAHOUM JRNL TITL MOLECULAR BASIS OF THE EFFECTS OF CHLORIDE ION ON JRNL TITL 2 THE ACID-BASE CATALYST IN THE MECHANISM OF JRNL TITL 3 PANCREATIC ALPHA-AMYLASE JRNL REF BIOCHEMISTRY V. 44 3194 2005 JRNL REFN ISSN 0006-2960 JRNL PMID 15736930 JRNL DOI 10.1021/BI048201T

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.QIAN,V.NAHOUM,J.BONICEL,H.BISCHOFF,B.HENRISSAT, REMARK 1 AUTH 2 F.PAYAN REMARK 1 TITL ENZYME-CATALYZED CONDENSATION REACTION IN A REMARK 1 TITL 2 MAMMALIAN ALPHA-AMYLASE. HIGH-RESOLUTION STRUCTURAL REMARK 1 TITL 3 ANALYSIS OF AN ENZYME-INHIBITOR COMPLEX REMARK 1 REF BIOCHEMISTRY V. 40 7700 2001 REMARK 1 REFN ISSN 0006-2960 REMARK 1 PMID 11412124 REMARK 1 DOI 10.1021/BI0102050 REMARK 1 REFERENCE 2 REMARK 1 AUTH F.PAYAN,M.QIAN REMARK 1 TITL CRYSTAL STRUCTURE OF THE PIG PANCREATIC REMARK 1 TITL 2 ALPHA-AMYLASE COMPLEXED WITH MALTO-OLIGOSACCHARIDES REMARK 1 REF J.PROTEIN CHEM. V. 22 275 2003 REMARK 1 REFN ISSN 0277-8033 REMARK 1 PMID 12962327 REMARK 1 DOI 10.1023/A:1025072520607

REMARK 2 REMARK 2 RESOLUTION. 2.01 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.843 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.01 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.6 REMARK 3 NUMBER OF REFLECTIONS : 61363 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.159 REMARK 3 FREE R VALUE : 0.184 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 2479 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3956 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 117 REMARK 3 SOLVENT ATOMS : 749 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 15.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.38 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : 1.25 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1WO2 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 23-AUG-04. REMARK 100 THE RCSB ID CODE IS RCSB023800.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-OCT-00 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8 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 : RIGAKU RU300 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL 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 : 61363 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.010 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.3 REMARK 200 DATA REDUNDANCY : 3.700 REMARK 200 R MERGE (I) : 0.06700 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.02 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.6 REMARK 200 DATA REDUNDANCY IN SHELL : 3.00 REMARK 200 R MERGE FOR SHELL (I) : 0.17300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL 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: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 70.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.23 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: TRIS, CALCIUM CHLORIDE, SODIUM REMARK 280 CHLORIDE, PH 8, EVAPORATION, TEMPERATURE 277K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 35.04500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 58.61050 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 56.64900 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 58.61050 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 35.04500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 56.64900 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 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 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 TYR A 31 -60.94 -140.14 REMARK 500 MET A 102 -143.59 -110.85 REMARK 500 ASP A 317 55.47 -118.13 REMARK 500 SER A 414 -104.79 -133.69 REMARK 500 ASP A 433 35.16 -88.92 REMARK 500 PRO A 486 42.84 -73.96 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CHIRAL CENTERS REMARK 500 REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY REMARK 500 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: (11X,I3,1X,A3,1X,A1,I4,A1,6X,F5.1,6X,A1,10X,A1,3X,A16) REMARK 500 REMARK 500 M RES CSSEQI IMPROPER EXPECTED FOUND DETAILS REMARK 500 TRP A 59 25.0 L L OUTSIDE RANGE REMARK 500 REMARK 500 REMARK: NULL

REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A1199 DISTANCE = 6.24 ANGSTROMS REMARK 525 HOH A1409 DISTANCE = 5.87 ANGSTROMS REMARK 525 HOH A1433 DISTANCE = 6.24 ANGSTROMS

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 100 OD1 REMARK 620 2 ARG A 158 O 151.9 REMARK 620 3 ASP A 167 OD1 84.0 121.3 REMARK 620 4 ASP A 167 OD2 128.8 79.3 51.8 REMARK 620 5 HIS A 201 O 71.1 81.1 138.8 159.6 REMARK 620 6 HOH A 520 O 71.1 123.8 75.4 73.3 123.2 REMARK 620 7 HOH A 539 O 97.7 73.2 135.6 98.1 81.4 63.7 REMARK 620 8 HOH A 527 O 100.9 78.5 71.7 89.6 81.1 146.8 148.7 REMARK 620 N 1 2 3 4 5 6 7

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLC A 1990 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLC A 1991 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BGC A 1992 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLC A 1994 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLC A 1995 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BGC A 1996 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLC A 1998 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BGC A 1999 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 498 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 500 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO A 2000 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO A 2001 REMARK 800 SITE_IDENTIFIER: BC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO A 2002 REMARK 800 SITE_IDENTIFIER: BC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO A 2003 REMARK 800 SITE_IDENTIFIER: BC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO A 2004 REMARK 800 SITE_IDENTIFIER: BC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO A 2005

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1HX0 RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH THE "TRUNCATE" ACARBOSE REMARK 900 MOLECULE (PSEUDOTRISACCHARIDE) REMARK 900 RELATED ID: 1UA3 RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH MALTO-OLIGOSACCHARIDES

REMARK 999 REMARK 999 SEQUENCE REMARK 999 THESE CONFLICTS ARE EXPLAINED IN REFERENCE AS FOLLOWING, REMARK 999 M.QIAN,R.HASER,F.PAYAN REMARK 999 STRUCTURE AND MOLECULAR MODEL REFINEMENT OF PIG REMARK 999 PANCREATIC ALPHA-AMYLASE AT 2.1 A RESOLUTION REMARK 999 (J.MOL.BIOL. V. 231 785 1993)

DBREF 1WO2 A 1 496 UNP P00690 AMYP_PIG 16 511

SEQADV 1WO2 PCA A 1 UNP P00690 GLN 16 ENGINEERED SEQADV 1WO2 LYS A 243 UNP P00690 GLN 258 SEE REMARK 999 SEQADV 1WO2 SER A 310 UNP P00690 ALA 325 SEE REMARK 999 SEQADV 1WO2 ILE A 323 UNP P00690 VAL 338 SEE REMARK 999 SEQADV 1WO2 GLU A 352 UNP P00690 GLN 367 SEE REMARK 999 SEQADV 1WO2 GLU A 390 UNP P00690 GLN 405 SEE REMARK 999 SEQADV 1WO2 ASP A 411 UNP P00690 ALA 426 SEE REMARK 999

SEQRES 1 A 496 PCA TYR ALA PRO GLN THR GLN SER GLY ARG THR SER ILE SEQRES 2 A 496 VAL HIS LEU PHE GLU TRP ARG TRP VAL ASP ILE ALA LEU SEQRES 3 A 496 GLU CYS GLU ARG TYR LEU GLY PRO LYS GLY PHE GLY GLY SEQRES 4 A 496 VAL GLN VAL SER PRO PRO ASN GLU ASN ILE VAL VAL THR SEQRES 5 A 496 ASN PRO SER ARG PRO TRP TRP GLU ARG TYR GLN PRO VAL SEQRES 6 A 496 SER TYR LYS LEU CYS THR ARG SER GLY ASN GLU ASN GLU SEQRES 7 A 496 PHE ARG ASP MET VAL THR ARG CYS ASN ASN VAL GLY VAL SEQRES 8 A 496 ARG ILE TYR VAL ASP ALA VAL ILE ASN HIS MET CYS GLY SEQRES 9 A 496 SER GLY ALA ALA ALA GLY THR GLY THR THR CYS GLY SER SEQRES 10 A 496 TYR CYS ASN PRO GLY ASN ARG GLU PHE PRO ALA VAL PRO SEQRES 11 A 496 TYR SER ALA TRP ASP PHE ASN ASP GLY LYS CYS LYS THR SEQRES 12 A 496 ALA SER GLY GLY ILE GLU SER TYR ASN ASP PRO TYR GLN SEQRES 13 A 496 VAL ARG ASP CYS GLN LEU VAL GLY LEU LEU ASP LEU ALA SEQRES 14 A 496 LEU GLU LYS ASP TYR VAL ARG SER MET ILE ALA ASP TYR SEQRES 15 A 496 LEU ASN LYS LEU ILE ASP ILE GLY VAL ALA GLY PHE ARG SEQRES 16 A 496 ILE ASP ALA SER LYS HIS MET TRP PRO GLY ASP ILE LYS SEQRES 17 A 496 ALA VAL LEU ASP LYS LEU HIS ASN LEU ASN THR ASN TRP SEQRES 18 A 496 PHE PRO ALA GLY SER ARG PRO PHE ILE PHE GLN GLU VAL SEQRES 19 A 496 ILE ASP LEU GLY GLY GLU ALA ILE LYS SER SER GLU TYR SEQRES 20 A 496 PHE GLY ASN GLY ARG VAL THR GLU PHE LYS TYR GLY ALA SEQRES 21 A 496 LYS LEU GLY THR VAL VAL ARG LYS TRP SER GLY GLU LYS SEQRES 22 A 496 MET SER TYR LEU LYS ASN TRP GLY GLU GLY TRP GLY PHE SEQRES 23 A 496 MET PRO SER ASP ARG ALA LEU VAL PHE VAL ASP ASN HIS SEQRES 24 A 496 ASP ASN GLN ARG GLY HIS GLY ALA GLY GLY SER SER ILE SEQRES 25 A 496 LEU THR PHE TRP ASP ALA ARG LEU TYR LYS ILE ALA VAL SEQRES 26 A 496 GLY PHE MET LEU ALA HIS PRO TYR GLY PHE THR ARG VAL SEQRES 27 A 496 MET SER SER TYR ARG TRP ALA ARG ASN PHE VAL ASN GLY SEQRES 28 A 496 GLU ASP VAL ASN ASP TRP ILE GLY PRO PRO ASN ASN ASN SEQRES 29 A 496 GLY VAL ILE LYS GLU VAL THR ILE ASN ALA ASP THR THR SEQRES 30 A 496 CYS GLY ASN ASP TRP VAL CYS GLU HIS ARG TRP ARG GLU SEQRES 31 A 496 ILE ARG ASN MET VAL TRP PHE ARG ASN VAL VAL ASP GLY SEQRES 32 A 496 GLN PRO PHE ALA ASN TRP TRP ASP ASN GLY SER ASN GLN SEQRES 33 A 496 VAL ALA PHE GLY ARG GLY ASN ARG GLY PHE ILE VAL PHE SEQRES 34 A 496 ASN ASN ASP ASP TRP GLN LEU SER SER THR LEU GLN THR SEQRES 35 A 496 GLY LEU PRO GLY GLY THR TYR CYS ASP VAL ILE SER GLY SEQRES 36 A 496 ASP LYS VAL GLY ASN SER CYS THR GLY ILE LYS VAL TYR SEQRES 37 A 496 VAL SER SER ASP GLY THR ALA GLN PHE SER ILE SER ASN SEQRES 38 A 496 SER ALA GLU ASP PRO PHE ILE ALA ILE HIS ALA GLU SER SEQRES 39 A 496 LYS LEU

MODRES 1WO2 PCA A 1 GLU PYROGLUTAMIC ACID

HET PCA A 1 8 HET GLC A1990 11 HET GLC A1991 11 HET BGC A1992 12 HET GLC A1994 11 HET GLC A1995 11 HET BGC A1996 12 HET GLC A1998 11 HET BGC A1999 12 HET CL A 498 1 HET CA A 500 1 HET EDO A2000 4 HET EDO A2001 4 HET EDO A2002 4 HET EDO A2003 4 HET EDO A2004 4 HET EDO A2005 4

HETNAM PCA PYROGLUTAMIC ACID HETNAM GLC ALPHA-D-GLUCOSE HETNAM BGC BETA-D-GLUCOSE HETNAM CL CHLORIDE ION HETNAM CA CALCIUM ION HETNAM EDO 1,2-ETHANEDIOL

HETSYN EDO ETHYLENE GLYCOL

FORMUL 1 PCA C5 H7 N O3 FORMUL 2 GLC 5(C6 H12 O6) FORMUL 2 BGC 3(C6 H12 O6) FORMUL 5 CL CL 1- FORMUL 6 CA CA 2+ FORMUL 7 EDO 6(C2 H6 O2) FORMUL 13 HOH *749(H2 O)

HELIX 1 1 ARG A 20 TYR A 31 1 12 HELIX 2 2 PRO A 57 GLN A 63 5 7 HELIX 3 3 ASN A 75 VAL A 89 1 15 HELIX 4 4 ASN A 120 ARG A 124 5 5 HELIX 5 5 SER A 132 PHE A 136 5 5 HELIX 6 6 ASP A 153 CYS A 160 1 8 HELIX 7 7 LYS A 172 GLY A 190 1 19 HELIX 8 8 ALA A 198 MET A 202 5 5 HELIX 9 9 TRP A 203 ASP A 212 1 10 HELIX 10 10 LYS A 243 PHE A 248 5 6 HELIX 11 11 PHE A 256 ARG A 267 1 12 HELIX 12 12 LYS A 273 TRP A 280 5 8 HELIX 13 13 GLY A 281 GLY A 285 5 5 HELIX 14 14 PRO A 288 ASP A 290 5 3 HELIX 15 15 ASP A 300 GLY A 304 5 5 HELIX 16 16 GLY A 308 ILE A 312 5 5 HELIX 17 17 THR A 314 TRP A 316 5 3 HELIX 18 18 ASP A 317 HIS A 331 1 15 HELIX 19 19 CYS A 384 ARG A 387 5 4 HELIX 20 20 TRP A 388 VAL A 401 1 14 HELIX 21 21 GLU A 493 LYS A 495 5 3

SHEET 1 A 9 SER A 12 LEU A 16 0 SHEET 2 A 9 GLY A 39 VAL A 42 1 O GLN A 41 N VAL A 14 SHEET 3 A 9 ARG A 92 ALA A 97 1 O TYR A 94 N VAL A 40 SHEET 4 A 9 GLY A 193 ILE A 196 1 O ARG A 195 N ALA A 97 SHEET 5 A 9 PHE A 229 GLN A 232 1 O PHE A 229 N PHE A 194 SHEET 6 A 9 ARG A 252 THR A 254 1 O ARG A 252 N GLN A 232 SHEET 7 A 9 ALA A 292 VAL A 294 1 O LEU A 293 N VAL A 253 SHEET 8 A 9 PHE A 335 SER A 340 1 O PHE A 335 N VAL A 294 SHEET 9 A 9 SER A 12 LEU A 16 1 N ILE A 13 O VAL A 338 SHEET 1 B 2 HIS A 101 GLY A 104 0 SHEET 2 B 2 LEU A 165 ASP A 167 -1 O LEU A 166 N CYS A 103 SHEET 1 C 2 PHE A 348 VAL A 349 0 SHEET 2 C 2 GLU A 352 ASP A 353 -1 O GLU A 352 N VAL A 349 SHEET 1 D 2 ASN A 362 ASN A 363 0 SHEET 2 D 2 VAL A 366 ILE A 367 -1 O VAL A 366 N ASN A 363 SHEET 1 E 4 PHE A 406 ASP A 411 0 SHEET 2 E 4 GLN A 416 ARG A 421 -1 O GLY A 420 N ALA A 407 SHEET 3 E 4 GLY A 425 ASN A 430 -1 O PHE A 429 N VAL A 417 SHEET 4 E 4 PHE A 487 HIS A 491 -1 O ILE A 488 N VAL A 428 SHEET 1 F 2 LEU A 436 GLN A 441 0 SHEET 2 F 2 THR A 474 ILE A 479 -1 O ALA A 475 N LEU A 440 SHEET 1 G 2 GLY A 447 CYS A 450 0 SHEET 2 G 2 LYS A 466 VAL A 469 -1 O VAL A 469 N GLY A 447 SHEET 1 H 2 LYS A 457 VAL A 458 0 SHEET 2 H 2 SER A 461 CYS A 462 -1 O SER A 461 N VAL A 458

SSBOND 1 CYS A 28 CYS A 86 1555 1555 2.03 SSBOND 2 CYS A 70 CYS A 115 1555 1555 2.03 SSBOND 3 CYS A 141 CYS A 160 1555 1555 2.04 SSBOND 4 CYS A 378 CYS A 384 1555 1555 2.03 SSBOND 5 CYS A 450 CYS A 462 1555 1555 2.03

LINK C PCA A 1 N TYR A 2 1555 1555 1.34 LINK OD1 ASN A 100 CA CA A 500 1555 1555 2.43 LINK O ARG A 158 CA CA A 500 1555 1555 2.37 LINK OD1 ASP A 167 CA CA A 500 1555 1555 2.53 LINK OD2 ASP A 167 CA CA A 500 1555 1555 2.49 LINK O HIS A 201 CA CA A 500 1555 1555 2.39 LINK C1 GLC A1990 O4 GLC A1991 1555 1555 1.40 LINK C1 GLC A1991 O4 BGC A1992 1555 1555 1.41 LINK C1 GLC A1994 O4 GLC A1995 1555 1555 1.40 LINK C1 GLC A1995 O4 BGC A1996 1555 1555 1.40 LINK C1 GLC A1998 O4 BGC A1999 1555 1555 1.41 LINK CA CA A 500 O HOH A 520 1555 1555 2.61 LINK CA CA A 500 O HOH A 539 1555 1555 2.59 LINK CA CA A 500 O HOH A 527 1555 1555 2.45

CISPEP 1 ASN A 53 PRO A 54 0 -0.08 CISPEP 2 VAL A 129 PRO A 130 0 -0.66

SITE 1 AC1 6 GLN A 63 VAL A 163 HOH A1207 HOH A1218 SITE 2 AC1 6 GLC A1991 EDO A2002 SITE 1 AC2 9 TRP A 58 TRP A 59 TYR A 62 GLN A 63 SITE 2 AC2 9 ASP A 300 HOH A1159 HOH A1160 GLC A1990 SITE 3 AC2 9 BGC A1992 SITE 1 AC3 12 TRP A 58 TYR A 62 HIS A 101 ARG A 195 SITE 2 AC3 12 ASP A 197 ALA A 198 GLU A 233 HIS A 299 SITE 3 AC3 12 ASP A 300 HOH A1163 HOH A1267 GLC A1991 SITE 1 AC4 7 THR A 52 ASN A 53 LYS A 261 GLY A 283 SITE 2 AC4 7 TRP A 284 HOH A 743 GLC A1995 SITE 1 AC5 7 THR A 52 GLU A 272 TYR A 276 ASN A 279 SITE 2 AC5 7 HOH A1170 GLC A1994 BGC A1996 SITE 1 AC6 9 ALA A 108 TYR A 276 HOH A 879 HOH A1040 SITE 2 AC6 9 HOH A1051 HOH A1170 HOH A1213 HOH A1216 SITE 3 AC6 9 GLC A1995 SITE 1 AC7 10 ASP A 375 THR A 376 ARG A 387 TRP A 388 SITE 2 AC7 10 ARG A 389 GLU A 390 ARG A 392 HOH A 950 SITE 3 AC7 10 HOH A1138 BGC A1999 SITE 1 AC8 8 ALA A 318 LYS A 322 TRP A 388 GLU A 390 SITE 2 AC8 8 HOH A 661 HOH A1430 HOH A1509 GLC A1998 SITE 1 AC9 5 ARG A 195 GLU A 233 ASN A 298 ARG A 337 SITE 2 AC9 5 HOH A 525 SITE 1 BC1 7 ASN A 100 ARG A 158 ASP A 167 HIS A 201 SITE 2 BC1 7 HOH A 520 HOH A 527 HOH A 539 SITE 1 BC2 8 LYS A 213 LEU A 214 HIS A 215 LYS A 466 SITE 2 BC2 8 VAL A 467 TYR A 468 HOH A 717 EDO A2001 SITE 1 BC3 6 VAL A 467 GLN A 476 PHE A 477 SER A 478 SITE 2 BC3 6 HOH A1146 EDO A2000 SITE 1 BC4 5 TRP A 59 GLN A 63 HOH A 877 HOH A1208 SITE 2 BC4 5 GLC A1990 SITE 1 BC5 6 ARG A 30 ILE A 372 THR A 376 ARG A 387 SITE 2 BC5 6 HOH A 872 HOH A1007 SITE 1 BC6 6 PCA A 1 LEU A 211 ARG A 227 PRO A 228 SITE 2 BC6 6 ILE A 230 HOH A 939 SITE 1 BC7 5 ARG A 56 THR A 114 HOH A 654 HOH A1225 SITE 2 BC7 5 HOH A1230

CRYST1 70.090 113.298 117.221 90.00 90.00 90.00 P 21 21 21 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 0.014267 0.000000 0.000000 0.00000

SCALE2 0.000000 0.008826 0.000000 0.00000

SCALE3 0.000000 0.000000 0.008531 0.00000