PDB Short entry for 1JFH HEADER HYDROLASE 19-SEP-97 1JFH TITLE STRUCTURE OF A PANCREATIC ALPHA-AMYLASE BOUND TO A SUBSTRATE ANALOGUE TITLE 2 AT 2.03 ANGSTROM RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-AMYLASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PPA; COMPND 5 EC: 3.2.1.1; COMPND 6 OTHER_DETAILS: COMPLEXED WITH METHYL 4,4'-DITHIO-ALPHA-MALTOTRIOSIDE SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SUS SCROFA; SOURCE 3 ORGANISM_COMMON: PIG; SOURCE 4 ORGANISM_TAXID: 9823; SOURCE 5 ORGAN: PANCREAS KEYWDS HYDROLASE, O-GLYCOSYL, ALPHA-AMYLASE, METHYL 4, 4'-DITHIO-ALPHA- KEYWDS 2 MALTOTRIOSIDE EXPDTA X-RAY DIFFRACTION AUTHOR M.QIAN,F.PAYAN REVDAT 5 29-JUL-20 1JFH 1 COMPND REMARK HETNAM LINK REVDAT 5 2 1 SITE ATOM REVDAT 4 25-DEC-19 1JFH 1 SEQADV SEQRES LINK REVDAT 3 24-FEB-09 1JFH 1 VERSN REVDAT 2 13-JAN-99 1JFH 1 COMPND REMARK TITLE SEQADV REVDAT 2 2 1 HEADER MODRES SOURCE KEYWDS REVDAT 1 02-DEC-98 1JFH 0 JRNL AUTH M.QIAN,S.SPINELLI,H.DRIGUEZ,F.PAYAN JRNL TITL STRUCTURE OF A PANCREATIC ALPHA-AMYLASE BOUND TO A SUBSTRATE JRNL TITL 2 ANALOGUE AT 2.03 A RESOLUTION. JRNL REF PROTEIN SCI. V. 6 2285 1997 JRNL REFN ISSN 0961-8368 JRNL PMID 9385631 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH C.GILLES,J.P.ASTIER,G.MARCHIS-MOUREN,C.CAMBILLAU,F.PAYAN REMARK 1 TITL CRYSTAL STRUCTURE OF PIG PANCREATIC ALPHA-AMYLASE ISOENZYME REMARK 1 TITL 2 II, IN COMPLEX WITH THE CARBOHYDRATE INHIBITOR ACARBOSE REMARK 1 REF EUR.J.BIOCHEM. V. 238 561 1996 REMARK 1 REFN ISSN 0014-2956 REMARK 1 REFERENCE 2 REMARK 1 AUTH M.QIAN,R.HASER,F.PAYAN REMARK 1 TITL CARBOHYDRATE BINDING SITES IN A PANCREATIC REMARK 1 TITL 2 ALPHA-AMYLASE-SUBSTRATE COMPLEX, DERIVED FROM X-RAY REMARK 1 TITL 3 STRUCTURE ANALYSIS AT 2.1 A RESOLUTION REMARK 1 REF PROTEIN SCI. V. 4 747 1995 REMARK 1 REFN ISSN 0961-8368 REMARK 1 REFERENCE 3 REMARK 1 AUTH M.QIAN,R.HASER,G.BUISSON,E.DUEE,F.PAYAN REMARK 1 TITL THE ACTIVE CENTER OF A MAMMALIAN ALPHA-AMYLASE. STRUCTURE OF REMARK 1 TITL 2 THE COMPLEX OF A PANCREATIC ALPHA-AMYLASE WITH A REMARK 1 TITL 3 CARBOHYDRATE INHIBITOR REFINED TO 2.2-A RESOLUTION REMARK 1 REF BIOCHEMISTRY V. 33 6284 1994 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 4 REMARK 1 AUTH M.QIAN,R.HASER,F.PAYAN REMARK 1 TITL STRUCTURE AND MOLECULAR MODEL REFINEMENT OF PIG PANCREATIC REMARK 1 TITL 2 ALPHA-AMYLASE AT 2.1 A RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 231 785 1993 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 2.03 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) : 2.03 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 33421 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.160 REMARK 3 FREE R VALUE : 0.185 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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 : 3908 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 74 REMARK 3 SOLVENT ATOMS : 383 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL 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) : 0.20 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) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL 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 1JFH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000174325. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 180 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 33718 REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 200 DATA REDUNDANCY : 9.500 REMARK 200 R MERGE (I) : 0.05700 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) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR 3.843 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL 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 28.15000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 51.70000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 43.90000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 51.70000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 28.15000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 43.90000 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 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 -61.53 -140.97 REMARK 500 MET A 102 -140.66 -113.27 REMARK 500 ASP A 317 58.35 -115.32 REMARK 500 SER A 414 -103.40 -133.61 REMARK 500 PRO A 486 40.74 -75.96 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 100 OD1 REMARK 620 2 ARG A 158 O 155.0 REMARK 620 3 ASP A 167 OD1 85.1 117.1 REMARK 620 4 ASP A 167 OD2 127.2 77.7 50.8 REMARK 620 5 HIS A 201 O 72.8 82.6 138.7 159.6 REMARK 620 6 HOH A 520 O 69.9 123.3 78.2 73.4 123.0 REMARK 620 7 HOH A 527 O 100.0 79.6 68.4 89.9 81.4 146.0 REMARK 620 8 HOH A 539 O 100.7 72.2 135.4 95.0 83.8 63.2 149.6 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HG A 499 HG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 103 SG REMARK 620 2 CYS A 119 SG 168.2 REMARK 620 N 1 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1PPI RELATED DB: PDB REMARK 900 STRUCTURE OBTAINED AT ROOM TEMPERATURE WITH DIFFERENT LIGANDS DBREF 1JFH A 2 496 UNP P00690 AMYP_PIG 2 496 SEQADV 1JFH VAL A 49 UNP P00690 ILE 49 CONFLICT SEQADV 1JFH LYS A 243 UNP P00690 GLN 243 CONFLICT SEQADV 1JFH SER A 310 UNP P00690 ALA 310 CONFLICT SEQADV 1JFH ILE A 323 UNP P00690 VAL 323 CONFLICT 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 VAL 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 SER 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 GLU 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 1JFH PCA A 1 GLN PYROGLUTAMIC ACID HET PCA A 1 8 HET MA3 B 1 13 HET MA2 B 2 12 HET MA1 C 1 12 HET GLC C 2 11 HET MA1 D 1 12 HET GLC D 2 11 HET CL A 498 1 HET HG A 499 1 HET CA A 500 1 HETNAM PCA PYROGLUTAMIC ACID HETNAM MA3 METHYL 4-THIO-ALPHA-D-GLUCOPYRANOSIDE HETNAM MA2 4-S-METHYL-4-THIO-ALPHA-D-GLUCOPYRANOSE HETNAM MA1 1,4-DITHIO-ALPHA-D-GLUCOPYRANOSE HETNAM GLC ALPHA-D-GLUCOPYRANOSE HETNAM CL CHLORIDE ION HETNAM HG MERCURY (II) ION HETNAM CA CALCIUM ION FORMUL 1 PCA C5 H7 N O3 FORMUL 2 MA3 C7 H14 O5 S FORMUL 2 MA2 C7 H14 O5 S FORMUL 3 MA1 2(C6 H12 O4 S2) FORMUL 3 GLC 2(C6 H12 O6) FORMUL 5 CL CL 1- FORMUL 6 HG HG 2+ FORMUL 7 CA CA 2+ FORMUL 8 HOH *383(H2 O) HELIX 1 1 TRP A 21 ARG A 30 1 10 HELIX 2 2 TRP A 58 TYR A 62 5 5 HELIX 3 3 GLU A 76 VAL A 89 1 14 HELIX 4 4 PRO A 121 SER A 123 5 3 HELIX 5 5 ALA A 133 ASP A 135 5 3 HELIX 6 6 PRO A 154 ASP A 159 1 6 HELIX 7 7 LEU A 162 GLY A 164 5 3 HELIX 8 8 ASP A 173 ILE A 189 1 17 HELIX 9 9 SER A 199 HIS A 201 5 3 HELIX 10 10 PRO A 204 LYS A 213 1 10 HELIX 11 11 SER A 244 TYR A 247 5 4 HELIX 12 12 PHE A 256 VAL A 266 1 11 HELIX 13 13 MET A 274 ASN A 279 5 6 HELIX 14 14 GLU A 282 TRP A 284 5 3 HELIX 15 15 SER A 289 ARG A 291 5 3 HELIX 16 16 ASN A 301 ARG A 303 5 3 HELIX 17 17 PHE A 315 ALA A 330 5 16 HELIX 18 18 GLU A 385 ARG A 387 5 3 HELIX 19 19 ARG A 389 VAL A 400 1 12 HELIX 20 20 ALA A 492 SER A 494 5 3 SHEET 1 A 6 THR A 336 SER A 340 0 SHEET 2 A 6 SER A 12 LEU A 16 1 N ILE A 13 O THR A 336 SHEET 3 A 6 GLY A 39 VAL A 42 1 N GLY A 39 O VAL A 14 SHEET 4 A 6 ARG A 92 ALA A 97 1 N ARG A 92 O VAL A 40 SHEET 5 A 6 GLY A 193 ILE A 196 1 N GLY A 193 O VAL A 95 SHEET 6 A 6 PHE A 229 GLN A 232 1 N PHE A 229 O PHE A 194 SHEET 1 B 3 GLN A 416 ARG A 421 0 SHEET 2 B 3 GLY A 425 ASN A 430 -1 N PHE A 429 O VAL A 417 SHEET 3 B 3 PHE A 487 HIS A 491 -1 N ILE A 490 O PHE A 426 SHEET 1 C 2 LEU A 436 GLN A 441 0 SHEET 2 C 2 THR A 474 ILE A 479 -1 N ILE A 479 O LEU A 436 SHEET 1 D 2 GLY A 447 CYS A 450 0 SHEET 2 D 2 LYS A 466 VAL A 469 -1 N VAL A 469 O GLY A 447 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 2.03 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 1.33 LINK S4 MA3 B 1 C1 MA2 B 2 1555 1555 1.82 LINK S4 MA1 C 1 C1 GLC C 2 1555 1555 1.82 LINK S4 MA1 D 1 C1 GLC D 2 1555 1555 1.84 LINK OD1 ASN A 100 CA CA A 500 1555 1555 2.40 LINK SG CYS A 103 HG HG A 499 1555 1555 2.31 LINK SG CYS A 119 HG HG A 499 1555 1555 2.40 LINK O ARG A 158 CA CA A 500 1555 1555 2.41 LINK OD1 ASP A 167 CA CA A 500 1555 1555 2.57 LINK OD2 ASP A 167 CA CA A 500 1555 1555 2.54 LINK O HIS A 201 CA CA A 500 1555 1555 2.39 LINK CA CA A 500 O HOH A 520 1555 1555 2.64 LINK CA CA A 500 O HOH A 527 1555 1555 2.61 LINK CA CA A 500 O HOH A 539 1555 1555 2.54 CISPEP 1 ASN A 53 PRO A 54 0 -0.05 CISPEP 2 VAL A 129 PRO A 130 0 -0.29 CRYST1 56.300 87.800 103.400 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 0.017762 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011390 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009671 0.00000 HETATM 1 N PCA A 1 17.421 60.913 14.256 1.00 20.15 N HETATM 2 CA PCA A 1 16.378 59.896 14.403 1.00 20.07 C HETATM 3 CB PCA A 1 15.230 60.572 13.710 1.00 21.72 C HETATM 4 CG PCA A 1 15.635 62.033 13.677 1.00 26.95 C HETATM 5 CD PCA A 1 17.173 62.178 13.870 1.00 24.07 C HETATM 6 OE PCA A 1 17.741 63.244 13.648 1.00 35.03 O HETATM 7 C PCA A 1 16.840 58.593 13.743 1.00 15.22 C HETATM 8 O PCA A 1 16.295 57.532 14.025 1.00 15.57 O