PDB Short entry for 4X9Y HEADER HYDROLASE 11-DEC-14 4X9Y TITLE WILD-TYPE HUMAN PANCREATIC ALPHA-AMYLASE AT TRUE ATOMIC RESOLUTION TITLE 2 (1.07 A) COMPND MOL_ID: 1; COMPND 2 MOLECULE: PANCREATIC ALPHA-AMYLASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 16-511; COMPND 5 SYNONYM: PA,1,4-ALPHA-D-GLUCAN GLUCANOHYDROLASE; COMPND 6 EC: 3.2.1.1; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 ORGAN: PANCREAS; SOURCE 6 GENE: AMY2A; SOURCE 7 EXPRESSION_SYSTEM: KOMAGATAELLA PASTORIS; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 4922 KEYWDS AMYLASE, ATOMIC RESOLUTION, DIABETES, GLUCOSYL HYDROLASE, OBESITY, KEYWDS 2 HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR S.CANER,G.D.BRAYER REVDAT 5 27-SEP-23 4X9Y 1 LINK REVDAT 4 08-JAN-20 4X9Y 1 SEQRES REVDAT 3 27-SEP-17 4X9Y 1 REMARK REVDAT 2 23-AUG-17 4X9Y 1 SOURCE REMARK REVDAT 1 31-DEC-14 4X9Y 0 JRNL AUTH S.CANER,G.D.BRAYER JRNL TITL WILD-TYPE HUMAN PANCREATIC ALPHA-AMYLASE AT TRUE ATOMIC JRNL TITL 2 RESOLUTION (1.07 A) JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.07 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.9_1692 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.07 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.05 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.5 REMARK 3 NUMBER OF REFLECTIONS : 196247 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.114 REMARK 3 R VALUE (WORKING SET) : 0.113 REMARK 3 FREE R VALUE : 0.132 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 9813 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 30.0634 - 3.3234 0.99 6800 358 0.1314 0.1502 REMARK 3 2 3.3234 - 2.6384 1.00 6571 346 0.1224 0.1443 REMARK 3 3 2.6384 - 2.3050 0.99 6486 342 0.1155 0.1369 REMARK 3 4 2.3050 - 2.0943 1.00 6474 340 0.1036 0.1232 REMARK 3 5 2.0943 - 1.9442 1.00 6463 340 0.1052 0.1205 REMARK 3 6 1.9442 - 1.8296 1.00 6477 341 0.1029 0.1162 REMARK 3 7 1.8296 - 1.7380 1.00 6421 338 0.0998 0.1135 REMARK 3 8 1.7380 - 1.6624 1.00 6459 340 0.0957 0.1136 REMARK 3 9 1.6624 - 1.5984 1.00 6428 339 0.0912 0.1052 REMARK 3 10 1.5984 - 1.5432 1.00 6393 336 0.0886 0.1160 REMARK 3 11 1.5432 - 1.4950 1.00 6431 339 0.0888 0.1025 REMARK 3 12 1.4950 - 1.4522 1.00 6382 336 0.0864 0.1060 REMARK 3 13 1.4522 - 1.4140 1.00 6393 336 0.0875 0.1098 REMARK 3 14 1.4140 - 1.3795 1.00 6413 338 0.0901 0.1139 REMARK 3 15 1.3795 - 1.3481 1.00 6431 338 0.0922 0.1214 REMARK 3 16 1.3481 - 1.3194 1.00 6383 336 0.0943 0.1153 REMARK 3 17 1.3194 - 1.2931 1.00 6396 337 0.0985 0.1196 REMARK 3 18 1.2931 - 1.2687 1.00 6385 336 0.1004 0.1169 REMARK 3 19 1.2687 - 1.2460 1.00 6363 334 0.0981 0.1194 REMARK 3 20 1.2460 - 1.2249 1.00 6407 338 0.1020 0.1208 REMARK 3 21 1.2249 - 1.2051 1.00 6331 333 0.1041 0.1255 REMARK 3 22 1.2051 - 1.1866 1.00 6355 334 0.1065 0.1339 REMARK 3 23 1.1866 - 1.1691 0.99 6348 335 0.1167 0.1435 REMARK 3 24 1.1691 - 1.1527 0.99 6326 332 0.1262 0.1584 REMARK 3 25 1.1527 - 1.1371 0.97 6220 328 0.1432 0.1727 REMARK 3 26 1.1371 - 1.1223 0.94 5990 315 0.1576 0.1738 REMARK 3 27 1.1223 - 1.1083 0.89 5688 299 0.1700 0.1832 REMARK 3 28 1.1083 - 1.0949 0.83 5302 280 0.1921 0.2158 REMARK 3 29 1.0949 - 1.0822 0.74 4690 246 0.2094 0.2252 REMARK 3 30 1.0822 - 1.0700 0.66 4228 223 0.2312 0.2374 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.070 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 10.410 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.007 4101 REMARK 3 ANGLE : 1.280 5570 REMARK 3 CHIRALITY : 0.082 560 REMARK 3 PLANARITY : 0.008 740 REMARK 3 DIHEDRAL : 11.955 1462 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4X9Y COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-DEC-14. REMARK 100 THE DEPOSITION ID IS D_1000205140. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-JUL-14 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL12-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9795 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 196249 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.070 REMARK 200 RESOLUTION RANGE LOW (A) : 35.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.5 REMARK 200 DATA REDUNDANCY : 4.760 REMARK 200 R MERGE (I) : 0.04800 REMARK 200 R SYM (I) : 0.05000 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 16.1800 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.07 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.10 REMARK 200 COMPLETENESS FOR SHELL (%) : 71.1 REMARK 200 DATA REDUNDANCY IN SHELL : 2.10 REMARK 200 R MERGE FOR SHELL (I) : 0.51000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.820 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER 2.1 REMARK 200 STARTING MODEL: 1HNY REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.40 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.06 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 58% MPD, 100 MM SODIUM CACODYLATE, REMARK 280 QUERCITRIN WAS ADDED TO SATURATING CONDITIONS INTO THE CRYSTAL REMARK 280 DROPLET., PH 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K 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 26.10000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 65.11500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 33.87500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 65.11500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.10000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 33.87500 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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: 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 O HOH A 766 O HOH A 767 2.19 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 A 31 -55.33 -140.71 REMARK 500 MET A 102 -149.14 -100.24 REMARK 500 ASP A 317 52.22 -101.37 REMARK 500 SER A 414 -108.95 -135.81 REMARK 500 ASP A 433 35.25 -87.84 REMARK 500 PRO A 486 47.68 -87.68 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 A 968 DISTANCE = 6.45 ANGSTROMS REMARK 525 HOH A1045 DISTANCE = 5.93 ANGSTROMS REMARK 525 HOH A1083 DISTANCE = 6.58 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 502 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN A 100 OD1 REMARK 620 2 ARG A 158 O 156.9 REMARK 620 3 ASP A 167 OD1 81.8 118.0 REMARK 620 4 ASP A 167 OD2 127.9 75.2 52.2 REMARK 620 5 HIS A 201 O 75.2 81.7 140.2 156.2 REMARK 620 6 HOH A 769 O 70.9 122.6 77.8 76.0 122.6 REMARK 620 7 HOH A 773 O 100.8 76.5 71.5 87.7 81.3 149.1 REMARK 620 8 HOH A 795 O 102.9 71.9 136.1 96.8 81.3 63.6 145.7 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 CL A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 502 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1HNY RELATED DB: PDB REMARK 900 1HNY CONTAINS THE SAME PROTEIN AT LOWER RESOLUTION REMARK 900 RELATED ID: 1BSI RELATED DB: PDB REMARK 900 1BSI CONTAINS THE SAME PROTEIN AT LOWER RESOLUTION REMARK 900 RELATED ID: 1CPU RELATED DB: PDB REMARK 900 1CPU CONTAINS THE SAME PROTEIN IN COMPLEX WITH ACARBOSE DBREF 4X9Y A 1 496 UNP P04746 AMYP_HUMAN 16 511 SEQRES 1 A 496 PCA TYR SER PRO ASN THR GLN GLN 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 ALA PRO LYS GLY PHE GLY GLY SEQRES 4 A 496 VAL GLN VAL SER PRO PRO ASN GLU ASN VAL ALA ILE TYR SEQRES 5 A 496 ASN PRO PHE 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 ASP GLU SEQRES 7 A 496 PHE ARG ASN 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 ASN ALA VAL SER ALA GLY THR SER SER THR CYS GLY SER SEQRES 10 A 496 TYR PHE ASN PRO GLY SER ARG ASP PHE PRO ALA VAL PRO SEQRES 11 A 496 TYR SER GLY TRP ASP PHE ASN ASP GLY LYS CYS LYS THR SEQRES 12 A 496 GLY SER GLY ASP ILE GLU ASN TYR ASN ASP ALA THR GLN SEQRES 13 A 496 VAL ARG ASP CYS ARG LEU THR GLY LEU LEU ASP LEU ALA SEQRES 14 A 496 LEU GLU LYS ASP TYR VAL ARG SER LYS ILE ALA GLU TYR SEQRES 15 A 496 MET ASN HIS LEU ILE ASP ILE GLY VAL ALA GLY PHE ARG SEQRES 16 A 496 LEU ASP ALA SER LYS HIS MET TRP PRO GLY ASP ILE LYS SEQRES 17 A 496 ALA ILE LEU ASP LYS LEU HIS ASN LEU ASN SER ASN TRP SEQRES 18 A 496 PHE PRO ALA GLY SER LYS PRO PHE ILE TYR GLN GLU VAL SEQRES 19 A 496 ILE ASP LEU GLY GLY GLU PRO ILE LYS SER SER ASP 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 ILE ARG LYS TRP ASN GLY GLU LYS SEQRES 22 A 496 MET SER TYR LEU LYS ASN TRP GLY GLU GLY TRP GLY PHE SEQRES 23 A 496 VAL 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 ALA SER ILE SEQRES 25 A 496 LEU THR PHE TRP ASP ALA ARG LEU TYR LYS MET 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 PRO ARG GLN PHE GLN ASN GLY SEQRES 28 A 496 ASN ASP VAL ASN ASP TRP VAL GLY PRO PRO ASN ASN ASN SEQRES 29 A 496 GLY VAL ILE LYS GLU VAL THR ILE ASN PRO ASP THR THR SEQRES 30 A 496 CYS GLY ASN ASP TRP VAL CYS GLU HIS ARG TRP ARG GLN SEQRES 31 A 496 ILE ARG ASN MET VAL ILE PHE ARG ASN VAL VAL ASP GLY SEQRES 32 A 496 GLN PRO PHE THR ASN TRP TYR 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 SER PHE SER LEU THR LEU GLN THR SEQRES 35 A 496 GLY LEU PRO ALA GLY THR TYR CYS ASP VAL ILE SER GLY SEQRES 36 A 496 ASP LYS ILE ASN GLY ASN CYS THR GLY ILE LYS ILE TYR SEQRES 37 A 496 VAL SER ASP ASP GLY LYS ALA HIS 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 4X9Y PCA A 1 GLN MODIFIED RESIDUE HET PCA A 1 14 HET CL A 501 1 HET CA A 502 1 HETNAM PCA PYROGLUTAMIC ACID HETNAM CL CHLORIDE ION HETNAM CA CALCIUM ION FORMUL 1 PCA C5 H7 N O3 FORMUL 2 CL CL 1- FORMUL 3 CA CA 2+ FORMUL 4 HOH *527(H2 O) HELIX 1 AA1 ARG A 20 TYR A 31 1 12 HELIX 2 AA2 PRO A 57 GLN A 63 5 7 HELIX 3 AA3 ASN A 75 VAL A 89 1 15 HELIX 4 AA4 ASN A 120 ARG A 124 5 5 HELIX 5 AA5 SER A 132 PHE A 136 5 5 HELIX 6 AA6 ASP A 153 CYS A 160 1 8 HELIX 7 AA7 ARG A 161 THR A 163 5 3 HELIX 8 AA8 LYS A 172 GLY A 190 1 19 HELIX 9 AA9 ALA A 198 MET A 202 5 5 HELIX 10 AB1 TRP A 203 ASP A 212 1 10 HELIX 11 AB2 LYS A 243 PHE A 248 5 6 HELIX 12 AB3 GLU A 255 LYS A 268 1 14 HELIX 13 AB4 TRP A 269 GLU A 272 5 4 HELIX 14 AB5 LYS A 273 TRP A 280 5 8 HELIX 15 AB6 GLY A 281 GLY A 285 5 5 HELIX 16 AB7 PRO A 288 ASP A 290 5 3 HELIX 17 AB8 ASP A 300 GLY A 304 5 5 HELIX 18 AB9 GLY A 308 ILE A 312 5 5 HELIX 19 AC1 THR A 314 TRP A 316 5 3 HELIX 20 AC2 ASP A 317 HIS A 331 1 15 HELIX 21 AC3 CYS A 384 ARG A 387 5 4 HELIX 22 AC4 TRP A 388 VAL A 401 1 14 HELIX 23 AC5 GLU A 493 LYS A 495 5 3 SHEET 1 AA1 9 SER A 12 LEU A 16 0 SHEET 2 AA1 9 GLY A 39 VAL A 42 1 O GLN A 41 N VAL A 14 SHEET 3 AA1 9 ARG A 92 ALA A 97 1 O TYR A 94 N VAL A 40 SHEET 4 AA1 9 GLY A 193 LEU A 196 1 O ARG A 195 N ALA A 97 SHEET 5 AA1 9 PHE A 229 GLN A 232 1 O PHE A 229 N PHE A 194 SHEET 6 AA1 9 ARG A 252 THR A 254 1 O ARG A 252 N GLN A 232 SHEET 7 AA1 9 ALA A 292 VAL A 294 1 O LEU A 293 N VAL A 253 SHEET 8 AA1 9 PHE A 335 SER A 340 1 O PHE A 335 N VAL A 294 SHEET 9 AA1 9 SER A 12 LEU A 16 1 N HIS A 15 O VAL A 338 SHEET 1 AA2 2 HIS A 101 GLY A 104 0 SHEET 2 AA2 2 LEU A 165 ASP A 167 -1 O LEU A 166 N CYS A 103 SHEET 1 AA3 2 PHE A 348 GLN A 349 0 SHEET 2 AA3 2 ASN A 352 ASP A 353 -1 O ASN A 352 N GLN A 349 SHEET 1 AA4 2 ASN A 362 ASN A 363 0 SHEET 2 AA4 2 VAL A 366 ILE A 367 -1 O VAL A 366 N ASN A 363 SHEET 1 AA5 4 PHE A 406 ASP A 411 0 SHEET 2 AA5 4 GLN A 416 ARG A 421 -1 O GLY A 420 N THR A 407 SHEET 3 AA5 4 GLY A 425 ASN A 430 -1 O PHE A 429 N VAL A 417 SHEET 4 AA5 4 PHE A 487 HIS A 491 -1 O ILE A 490 N PHE A 426 SHEET 1 AA6 2 PHE A 436 GLN A 441 0 SHEET 2 AA6 2 LYS A 474 ILE A 479 -1 O ILE A 479 N PHE A 436 SHEET 1 AA7 2 GLY A 447 CYS A 450 0 SHEET 2 AA7 2 LYS A 466 VAL A 469 -1 O VAL A 469 N GLY A 447 SHEET 1 AA8 2 LYS A 457 ILE A 458 0 SHEET 2 AA8 2 ASN A 461 CYS A 462 -1 O ASN A 461 N ILE A 458 SSBOND 1 CYS A 28 CYS A 86 1555 1555 2.06 SSBOND 2 CYS A 70 CYS A 115 1555 1555 2.06 SSBOND 3 CYS A 141 CYS A 160 1555 1555 2.07 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 OD1 ASN A 100 CA CA A 502 1555 1555 2.40 LINK O ARG A 158 CA CA A 502 1555 1555 2.41 LINK OD1 ASP A 167 CA CA A 502 1555 1555 2.51 LINK OD2 ASP A 167 CA CA A 502 1555 1555 2.51 LINK O HIS A 201 CA CA A 502 1555 1555 2.39 LINK CA CA A 502 O HOH A 769 1555 1555 2.49 LINK CA CA A 502 O HOH A 773 1555 1555 2.45 LINK CA CA A 502 O HOH A 795 1555 1555 2.56 CISPEP 1 ASN A 53 PRO A 54 0 -3.70 CISPEP 2 VAL A 129 PRO A 130 0 -3.47 SITE 1 AC1 3 ARG A 195 ASN A 298 ARG A 337 SITE 1 AC2 7 ASN A 100 ARG A 158 ASP A 167 HIS A 201 SITE 2 AC2 7 HOH A 769 HOH A 773 HOH A 795 CRYST1 52.200 67.750 130.230 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 0.019157 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014760 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007679 0.00000 HETATM 1 N PCA A 1 -6.249 -14.116 -0.491 1.00 17.13 N ANISOU 1 N PCA A 1 1970 2815 1724 -731 -125 261 N HETATM 2 CA PCA A 1 -6.510 -14.228 0.958 1.00 12.82 C ANISOU 2 CA PCA A 1 1315 1960 1598 -141 131 339 C HETATM 3 CB PCA A 1 -6.200 -15.638 1.440 1.00 15.15 C ANISOU 3 CB PCA A 1 1957 2073 1728 40 63 67 C HETATM 4 CG PCA A 1 -5.317 -16.256 0.385 1.00 17.95 C ANISOU 4 CG PCA A 1 2196 2645 1979 -295 292 -271 C HETATM 5 CD PCA A 1 -5.528 -15.339 -0.767 1.00 19.36 C ANISOU 5 CD PCA A 1 2477 3102 1779 -915 339 -302 C HETATM 6 OE PCA A 1 -5.099 -15.651 -1.879 1.00 24.09 O ANISOU 6 OE PCA A 1 3569 3689 1897 -844 792 -734 O HETATM 7 C PCA A 1 -5.677 -13.222 1.721 1.00 11.12 C ANISOU 7 C PCA A 1 1132 1636 1458 117 146 347 C HETATM 8 O PCA A 1 -5.982 -12.963 2.867 1.00 11.71 O ANISOU 8 O PCA A 1 1342 1570 1535 79 386 207 O HETATM 9 H PCA A 1 -6.976 -13.805 -0.901 1.00 20.56 H HETATM 10 HA PCA A 1 -7.460 -14.047 1.120 1.00 15.39 H HETATM 11 HB2 PCA A 1 -5.754 -15.607 2.312 1.00 18.18 H HETATM 12 HB3 PCA A 1 -7.029 -16.154 1.531 1.00 18.18 H HETATM 13 HG2 PCA A 1 -4.382 -16.285 0.677 1.00 21.54 H HETATM 14 HG3 PCA A 1 -5.621 -17.160 0.163 1.00 21.54 H