HEADER HYDROLASE 04-AUG-03 1Q4N TITLE STRUCTURAL STUDIES OF PHE256TRP OF HUMAN SALIVARY ALPHA-AMYLASE: TITLE 2 IMPLICATIONS FOR THE ROLE OF A CONSERVED WATER MOLECULE AND ITS TITLE 3 ASSOCIATED CHAIN IN ENZYME ACTIVITY COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-AMYLASE, SALIVARY; COMPND 3 CHAIN: X; COMPND 4 SYNONYM: 1,4-ALPHA-D-GLUCAN GLUCANOHYDROLASE; COMPND 5 EC: 3.2.1.1; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: AMY1A OR AMY1; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: BACULOVIRUS; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PVL1392 KEYWDS AMYLASE, MUTAGENESIS, TRIS, INHIBITOR, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR N.RAMASUBBU REVDAT 7 16-AUG-23 1Q4N 1 REMARK REVDAT 6 27-OCT-21 1Q4N 1 REMARK SEQADV LINK REVDAT 5 25-DEC-19 1Q4N 1 SEQADV SEQRES LINK REVDAT 4 31-JAN-18 1Q4N 1 REMARK REVDAT 3 24-FEB-09 1Q4N 1 VERSN REVDAT 2 25-JAN-05 1Q4N 1 TITLE REVDAT 1 16-MAR-04 1Q4N 0 JRNL AUTH N.RAMASUBBU,K.SUNDAR,C.RAGUNATH,M.M.RAFI JRNL TITL STRUCTURAL STUDIES OF A PHE256TRP MUTANT OF HUMAN SALIVARY JRNL TITL 2 ALPHA-AMYLASE: IMPLICATIONS FOR THE ROLE OF A CONSERVED JRNL TITL 3 WATER MOLECULE IN ENZYME ACTIVITY JRNL REF ARCH.BIOCHEM.BIOPHYS. V. 421 115 2004 JRNL REFN ISSN 0003-9861 JRNL PMID 14678792 JRNL DOI 10.1016/J.ABB.2003.10.007 REMARK 2 REMARK 2 RESOLUTION. 2.07 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.24 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.07 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 41.17 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 94.0 REMARK 3 NUMBER OF REFLECTIONS : 29010 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 + TEST SET) : 0.159 REMARK 3 R VALUE (WORKING SET) : 0.156 REMARK 3 FREE R VALUE : 0.206 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1551 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.07 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.12 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1221 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3710 REMARK 3 BIN FREE R VALUE SET COUNT : 73 REMARK 3 BIN FREE R VALUE : 0.4210 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3949 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 13 REMARK 3 SOLVENT ATOMS : 324 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 28.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.75 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.202 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.170 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.121 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.831 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.966 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.946 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 4080 ; 0.016 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): 3457 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 5542 ; 1.547 ; 1.913 REMARK 3 BOND ANGLES OTHERS (DEGREES): 8038 ; 0.920 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 495 ; 6.949 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 554 ; 0.098 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 4658 ; 0.007 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 908 ; 0.006 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 861 ; 0.199 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 4394 ; 0.246 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): 2285 ; 0.087 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 266 ; 0.165 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 6 ; 0.074 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 52 ; 0.299 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 12 ; 0.164 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 2456 ; 0.791 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 3946 ; 1.432 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1624 ; 2.225 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1596 ; 3.477 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 1Q4N COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-AUG-03. REMARK 100 THE DEPOSITION ID IS D_1000019910. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-DEC-01 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 9.00 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 : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 30610 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.070 REMARK 200 RESOLUTION RANGE LOW (A) : 41.100 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.5 REMARK 200 DATA REDUNDANCY : 3.000 REMARK 200 R MERGE (I) : 0.06000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.07 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.14 REMARK 200 COMPLETENESS FOR SHELL (%) : 60.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 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: PDB ENTRY 1MFV REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.94 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.32 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MPD, CALCIUM CHLORIDE, TRIS, PH 9.00, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 100K 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 25.95000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 67.41000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 37.10000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 67.41000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.95000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 37.10000 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: X 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: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 OD2 ASP X 290 O HOH X 724 2.06 REMARK 500 O HOH X 631 O HOH X 696 2.16 REMARK 500 O HOH X 696 O HOH X 748 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES 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,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) 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 ATM2 ATM3 REMARK 500 ASP X 77 CB - CG - OD2 ANGL. DEV. = 5.5 DEGREES 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 TYR X 31 -53.23 -148.43 REMARK 500 MET X 102 -145.29 -103.49 REMARK 500 TRP X 280 133.73 -38.18 REMARK 500 PHE X 295 149.38 -176.84 REMARK 500 ASP X 317 58.21 -105.25 REMARK 500 ASN X 350 59.58 21.20 REMARK 500 SER X 414 -112.19 -133.80 REMARK 500 ASP X 433 30.79 -82.54 REMARK 500 ASN X 459 75.64 26.47 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 X 950 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN X 100 OD1 REMARK 620 2 ARG X 158 O 157.0 REMARK 620 3 ASP X 167 OD1 85.8 116.7 REMARK 620 4 ASP X 167 OD2 128.1 74.3 49.4 REMARK 620 5 HIS X 201 O 75.7 82.4 144.4 156.1 REMARK 620 6 HOH X 526 O 95.7 75.1 127.3 94.0 85.2 REMARK 620 7 HOH X 563 O 65.4 123.0 74.5 76.8 121.9 59.1 REMARK 620 8 HOH X 587 O 105.5 77.9 74.2 87.9 81.8 151.4 148.0 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 CA X 950 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL X 951 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TAM X 900 DBREF 1Q4N X 1 496 UNP P04745 AMYS_HUMAN 16 511 SEQADV 1Q4N TRP X 256 UNP P04745 PHE 271 ENGINEERED MUTATION SEQRES 1 X 496 PCA TYR SER SER ASN THR GLN GLN GLY ARG THR SER ILE SEQRES 2 X 496 VAL HIS LEU PHE GLU TRP ARG TRP VAL ASP ILE ALA LEU SEQRES 3 X 496 GLU CYS GLU ARG TYR LEU ALA PRO LYS GLY PHE GLY GLY SEQRES 4 X 496 VAL GLN VAL SER PRO PRO ASN GLU ASN VAL ALA ILE HIS SEQRES 5 X 496 ASN PRO PHE ARG PRO TRP TRP GLU ARG TYR GLN PRO VAL SEQRES 6 X 496 SER TYR LYS LEU CYS THR ARG SER GLY ASN GLU ASP GLU SEQRES 7 X 496 PHE ARG ASN MET VAL THR ARG CYS ASN ASN VAL GLY VAL SEQRES 8 X 496 ARG ILE TYR VAL ASP ALA VAL ILE ASN HIS MET CYS GLY SEQRES 9 X 496 ASN ALA VAL SER ALA GLY THR SER SER THR CYS GLY SER SEQRES 10 X 496 TYR PHE ASN PRO GLY SER ARG ASP PHE PRO ALA VAL PRO SEQRES 11 X 496 TYR SER GLY TRP ASP PHE ASN ASP GLY LYS CYS LYS THR SEQRES 12 X 496 GLY SER GLY ASP ILE GLU ASN TYR ASN ASP ALA THR GLN SEQRES 13 X 496 VAL ARG ASP CYS ARG LEU SER GLY LEU LEU ASP LEU ALA SEQRES 14 X 496 LEU GLY LYS ASP TYR VAL ARG SER LYS ILE ALA GLU TYR SEQRES 15 X 496 MET ASN HIS LEU ILE ASP ILE GLY VAL ALA GLY PHE ARG SEQRES 16 X 496 ILE ASP ALA SER LYS HIS MET TRP PRO GLY ASP ILE LYS SEQRES 17 X 496 ALA ILE LEU ASP LYS LEU HIS ASN LEU ASN SER ASN TRP SEQRES 18 X 496 PHE PRO GLU GLY SER LYS PRO PHE ILE TYR GLN GLU VAL SEQRES 19 X 496 ILE ASP LEU GLY GLY GLU PRO ILE LYS SER SER ASP TYR SEQRES 20 X 496 PHE GLY ASN GLY ARG VAL THR GLU TRP LYS TYR GLY ALA SEQRES 21 X 496 LYS LEU GLY THR VAL ILE ARG LYS TRP ASN GLY GLU LYS SEQRES 22 X 496 MET SER TYR LEU LYS ASN TRP GLY GLU GLY TRP GLY PHE SEQRES 23 X 496 MET PRO SER ASP ARG ALA LEU VAL PHE VAL ASP ASN HIS SEQRES 24 X 496 ASP ASN GLN ARG GLY HIS GLY ALA GLY GLY ALA SER ILE SEQRES 25 X 496 LEU THR PHE TRP ASP ALA ARG LEU TYR LYS MET ALA VAL SEQRES 26 X 496 GLY PHE MET LEU ALA HIS PRO TYR GLY PHE THR ARG VAL SEQRES 27 X 496 MET SER SER TYR ARG TRP PRO ARG TYR PHE GLU ASN GLY SEQRES 28 X 496 LYS ASP VAL ASN ASP TRP VAL GLY PRO PRO ASN ASP ASN SEQRES 29 X 496 GLY VAL THR LYS GLU VAL THR ILE ASN PRO ASP THR THR SEQRES 30 X 496 CYS GLY ASN ASP TRP VAL CYS GLU HIS ARG TRP ARG GLN SEQRES 31 X 496 ILE ARG ASN MET VAL ASN PHE ARG ASN VAL VAL ASP GLY SEQRES 32 X 496 GLN PRO PHE THR ASN TRP TYR ASP ASN GLY SER ASN GLN SEQRES 33 X 496 VAL ALA PHE GLY ARG GLY ASN ARG GLY PHE ILE VAL PHE SEQRES 34 X 496 ASN ASN ASP ASP TRP THR PHE SER LEU THR LEU GLN THR SEQRES 35 X 496 GLY LEU PRO ALA GLY THR TYR CYS ASP VAL ILE SER GLY SEQRES 36 X 496 ASP LYS ILE ASN GLY ASN CYS THR GLY ILE LYS ILE TYR SEQRES 37 X 496 VAL SER ASP ASP GLY LYS ALA HIS PHE SER ILE SER ASN SEQRES 38 X 496 SER ALA GLU ASP PRO PHE ILE ALA ILE HIS ALA GLU SER SEQRES 39 X 496 LYS LEU MODRES 1Q4N PCA X 1 GLN PYROGLUTAMIC ACID HET PCA X 1 8 HET CA X 950 1 HET CL X 951 1 HET TAM X 900 11 HETNAM PCA PYROGLUTAMIC ACID HETNAM CA CALCIUM ION HETNAM CL CHLORIDE ION HETNAM TAM TRIS(HYDROXYETHYL)AMINOMETHANE FORMUL 1 PCA C5 H7 N O3 FORMUL 2 CA CA 2+ FORMUL 3 CL CL 1- FORMUL 4 TAM C7 H17 N O3 FORMUL 5 HOH *324(H2 O) HELIX 1 1 ARG X 20 TYR X 31 1 12 HELIX 2 2 PRO X 57 GLN X 63 5 7 HELIX 3 3 ASN X 75 VAL X 89 1 15 HELIX 4 4 SER X 132 PHE X 136 5 5 HELIX 5 5 ASP X 153 CYS X 160 1 8 HELIX 6 6 LYS X 172 GLY X 190 1 19 HELIX 7 7 ALA X 198 MET X 202 5 5 HELIX 8 8 TRP X 203 ASP X 212 1 10 HELIX 9 9 LYS X 243 PHE X 248 5 6 HELIX 10 10 TRP X 256 ARG X 267 1 12 HELIX 11 11 LYS X 273 TRP X 280 5 8 HELIX 12 12 GLY X 281 GLY X 285 5 5 HELIX 13 13 ASP X 300 GLY X 304 5 5 HELIX 14 14 GLY X 308 ILE X 312 5 5 HELIX 15 15 THR X 314 TRP X 316 5 3 HELIX 16 16 ASP X 317 HIS X 331 1 15 HELIX 17 17 CYS X 384 ARG X 387 5 4 HELIX 18 18 TRP X 388 VAL X 401 1 14 HELIX 19 19 GLU X 493 LYS X 495 5 3 SHEET 1 A 9 SER X 12 LEU X 16 0 SHEET 2 A 9 GLY X 39 VAL X 42 1 O GLN X 41 N VAL X 14 SHEET 3 A 9 ARG X 92 ALA X 97 1 O TYR X 94 N VAL X 40 SHEET 4 A 9 GLY X 193 ILE X 196 1 O ARG X 195 N ALA X 97 SHEET 5 A 9 PHE X 229 GLN X 232 1 O TYR X 231 N ILE X 196 SHEET 6 A 9 ARG X 252 THR X 254 1 O THR X 254 N GLN X 232 SHEET 7 A 9 ALA X 292 VAL X 294 1 O LEU X 293 N VAL X 253 SHEET 8 A 9 PHE X 335 SER X 340 1 O PHE X 335 N VAL X 294 SHEET 9 A 9 SER X 12 LEU X 16 1 N HIS X 15 O VAL X 338 SHEET 1 B 2 HIS X 101 GLY X 104 0 SHEET 2 B 2 LEU X 165 ASP X 167 -1 O LEU X 166 N CYS X 103 SHEET 1 C 2 PHE X 348 GLU X 349 0 SHEET 2 C 2 LYS X 352 ASP X 353 -1 O LYS X 352 N GLU X 349 SHEET 1 D 2 ASN X 362 ASP X 363 0 SHEET 2 D 2 VAL X 366 THR X 367 -1 O VAL X 366 N ASP X 363 SHEET 1 E 4 PHE X 406 ASP X 411 0 SHEET 2 E 4 GLN X 416 ARG X 421 -1 O GLY X 420 N THR X 407 SHEET 3 E 4 GLY X 425 ASN X 430 -1 O PHE X 429 N VAL X 417 SHEET 4 E 4 PHE X 487 HIS X 491 -1 O ILE X 490 N PHE X 426 SHEET 1 F 2 PHE X 436 GLN X 441 0 SHEET 2 F 2 LYS X 474 ILE X 479 -1 O ILE X 479 N PHE X 436 SHEET 1 G 2 GLY X 447 CYS X 450 0 SHEET 2 G 2 LYS X 466 VAL X 469 -1 O ILE X 467 N TYR X 449 SHEET 1 H 2 LYS X 457 ILE X 458 0 SHEET 2 H 2 ASN X 461 CYS X 462 -1 O ASN X 461 N ILE X 458 SSBOND 1 CYS X 28 CYS X 86 1555 1555 2.04 SSBOND 2 CYS X 70 CYS X 115 1555 1555 2.09 SSBOND 3 CYS X 141 CYS X 160 1555 1555 2.04 SSBOND 4 CYS X 378 CYS X 384 1555 1555 1.99 SSBOND 5 CYS X 450 CYS X 462 1555 1555 2.04 LINK C PCA X 1 N TYR X 2 1555 1555 1.33 LINK OD1 ASN X 100 CA CA X 950 1555 1555 2.53 LINK O ARG X 158 CA CA X 950 1555 1555 2.29 LINK OD1 ASP X 167 CA CA X 950 1555 1555 2.46 LINK OD2 ASP X 167 CA CA X 950 1555 1555 2.74 LINK O HIS X 201 CA CA X 950 1555 1555 2.39 LINK O HOH X 526 CA CA X 950 1555 1555 2.59 LINK O HOH X 563 CA CA X 950 1555 1555 2.62 LINK O HOH X 587 CA CA X 950 1555 1555 2.41 CISPEP 1 ASN X 53 PRO X 54 0 -3.19 CISPEP 2 VAL X 129 PRO X 130 0 -9.07 SITE 1 AC1 7 ASN X 100 ARG X 158 ASP X 167 HIS X 201 SITE 2 AC1 7 HOH X 526 HOH X 563 HOH X 587 SITE 1 AC2 3 ARG X 195 ASN X 298 ARG X 337 SITE 1 AC3 9 TYR X 62 HIS X 101 ASP X 197 ALA X 198 SITE 2 AC3 9 GLU X 233 ASP X 300 HOH X 608 HOH X 635 SITE 3 AC3 9 HOH X 697 CRYST1 51.900 74.200 134.820 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 0.019267 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013477 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007417 0.00000 HETATM 1 N PCA X 1 12.218 58.042 0.711 1.00 27.78 N HETATM 2 CA PCA X 1 11.795 57.540 2.043 1.00 27.46 C HETATM 3 CB PCA X 1 12.025 56.021 2.083 1.00 27.60 C HETATM 4 CG PCA X 1 13.218 55.780 1.143 1.00 27.31 C HETATM 5 CD PCA X 1 13.091 56.980 0.230 1.00 28.31 C HETATM 6 OE PCA X 1 13.629 57.038 -0.869 1.00 29.92 O HETATM 7 C PCA X 1 12.491 58.273 3.177 1.00 27.04 C HETATM 8 O PCA X 1 12.091 58.124 4.303 1.00 27.39 O