HEADER HYDROLASE 02-AUG-24 9CYO TITLE CRYSTAL STRUCTURE OF WILD-TYPE HUMAN PTP1B (PTPN1) AT ROOM TEMPERATURE TITLE 2 (298 K) COMPND MOL_ID: 1; COMPND 2 MOLECULE: TYROSINE-PROTEIN PHOSPHATASE NON-RECEPTOR TYPE 1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CATALYTIC DOMAIN; COMPND 5 SYNONYM: PROTEIN-TYROSINE PHOSPHATASE 1B,PTP-1B; COMPND 6 EC: 3.1.3.48; 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 GENE: PTPN1, PTP1B; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS PTP1B, PHOSPHATASE, ALLOSTERY, PTP, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR A.EBRAHIM,A.PERDIKARI,V.A.WOODS,K.LAWLER,R.BOUNDS,N.I.SINGH, AUTHOR 2 T.MEHLMAN,B.T.RILEY,S.SHARMA,J.W.MORRIS,J.M.KEOGH,E.HENNING,M.SMITH, AUTHOR 3 I.S.FAROOQI,D.A.KEEDY REVDAT 3 04-SEP-24 9CYO 1 JRNL REVDAT 2 28-AUG-24 9CYO 1 JRNL REVDAT 1 21-AUG-24 9CYO 0 JRNL AUTH A.PERDIKARI,V.A.WOODS,A.EBRAHIM,K.LAWLER,R.BOUNDS,N.I.SINGH, JRNL AUTH 2 T.S.MEHLMAN,B.T.RILEY,S.SHARMA,J.W.MORRIS,J.M.KEOGH, JRNL AUTH 3 E.HENNING,M.SMITH,I.S.FAROOQI,D.A.KEEDY JRNL TITL STRUCTURES OF HUMAN PTP1B VARIANTS REVEAL ALLOSTERIC SITES JRNL TITL 2 TO TARGET FOR WEIGHT LOSS THERAPY. JRNL REF BIORXIV 2024 JRNL REFN ISSN 2692-8205 JRNL PMID 39149290 JRNL DOI 10.1101/2024.08.05.603709 REMARK 2 REMARK 2 RESOLUTION. 1.94 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.19.2_4158 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.94 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 43.82 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.910 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 36898 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.171 REMARK 3 R VALUE (WORKING SET) : 0.170 REMARK 3 FREE R VALUE : 0.202 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.920 REMARK 3 FREE R VALUE TEST SET COUNT : 1814 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 43.8200 - 4.5600 0.99 2841 149 0.1340 0.1651 REMARK 3 2 4.5600 - 3.6200 1.00 2763 134 0.1208 0.1439 REMARK 3 3 3.6200 - 3.1600 1.00 2724 136 0.1577 0.1676 REMARK 3 4 3.1600 - 2.8700 1.00 2702 134 0.1794 0.2384 REMARK 3 5 2.8700 - 2.6700 1.00 2677 143 0.1862 0.2201 REMARK 3 6 2.6700 - 2.5100 1.00 2703 145 0.1859 0.2102 REMARK 3 7 2.5100 - 2.3800 1.00 2705 127 0.1909 0.2366 REMARK 3 8 2.3800 - 2.2800 1.00 2639 147 0.2072 0.2703 REMARK 3 9 2.2800 - 2.1900 1.00 2698 126 0.2089 0.2616 REMARK 3 10 2.1900 - 2.1200 1.00 2684 138 0.2383 0.2766 REMARK 3 11 2.1200 - 2.0500 1.00 2667 134 0.2693 0.2974 REMARK 3 12 2.0500 - 1.9900 1.00 2599 171 0.2886 0.3027 REMARK 3 13 1.9900 - 1.9400 1.00 2682 130 0.3095 0.3308 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) : 0.218 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 22.352 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 33.36 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 44.35 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 : 0.013 2440 REMARK 3 ANGLE : 1.226 3297 REMARK 3 CHIRALITY : 0.064 347 REMARK 3 PLANARITY : 0.010 430 REMARK 3 DIHEDRAL : 16.743 938 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 9CYO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-AUG-24. REMARK 100 THE DEPOSITION ID IS D_1000285222. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-FEB-24 REMARK 200 TEMPERATURE (KELVIN) : 298 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 : BL12-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97946 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DIALS 3.7.1 REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.8.2 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 36906 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.940 REMARK 200 RESOLUTION RANGE LOW (A) : 43.820 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 9.700 REMARK 200 R MERGE (I) : 0.14260 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 8.9600 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.94 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.01 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 9.80 REMARK 200 R MERGE FOR SHELL (I) : 2.88400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 0.830 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP 11.0 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 66.97 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.29 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.3 M MAGNESIUM ACETATE, 0.1 M HEPES REMARK 280 PH 7.5, 0.1% BETA-MERCAPTOETHANOL, 13.5% PEG 8000, 2% ETHANOL, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 35.40400 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 70.80800 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 70.80800 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 35.40400 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 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 MET A 1 REMARK 465 SER A 285 REMARK 465 SER A 286 REMARK 465 VAL A 287 REMARK 465 GLN A 288 REMARK 465 ASP A 289 REMARK 465 GLN A 290 REMARK 465 TRP A 291 REMARK 465 LYS A 292 REMARK 465 GLU A 293 REMARK 465 LEU A 294 REMARK 465 SER A 295 REMARK 465 HIS A 296 REMARK 465 GLU A 297 REMARK 465 ASP A 298 REMARK 465 LEU A 299 REMARK 465 GLU A 300 REMARK 465 PRO A 301 REMARK 465 PRO A 302 REMARK 465 PRO A 303 REMARK 465 GLU A 304 REMARK 465 HIS A 305 REMARK 465 ILE A 306 REMARK 465 PRO A 307 REMARK 465 PRO A 308 REMARK 465 PRO A 309 REMARK 465 PRO A 310 REMARK 465 ARG A 311 REMARK 465 PRO A 312 REMARK 465 PRO A 313 REMARK 465 LYS A 314 REMARK 465 ARG A 315 REMARK 465 ILE A 316 REMARK 465 LEU A 317 REMARK 465 GLU A 318 REMARK 465 PRO A 319 REMARK 465 HIS A 320 REMARK 465 ASN A 321 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 508 O HOH A 598 1.99 REMARK 500 O HOH A 533 O HOH A 557 2.05 REMARK 500 OE2 GLU A 130 O HOH A 501 2.15 REMARK 500 REMARK 500 REMARK: NULL 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 CYS A 121 CB CYS A 121 SG -0.134 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 GLN A 166 15.37 58.48 REMARK 500 GLN A 166 15.84 58.48 REMARK 500 CYS A 215 -137.78 -131.41 REMARK 500 CYS A 215 -141.98 -131.41 REMARK 500 SER A 216 -74.57 -57.54 REMARK 500 ILE A 219 -32.45 -135.28 REMARK 500 ILE A 261 103.39 76.31 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 MG A 402 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 510 O REMARK 620 2 HOH A 577 O 75.4 REMARK 620 N 1 DBREF 9CYO A 1 321 UNP P18031 PTN1_HUMAN 1 321 SEQRES 1 A 321 MET GLU MET GLU LYS GLU PHE GLU GLN ILE ASP LYS SER SEQRES 2 A 321 GLY SER TRP ALA ALA ILE TYR GLN ASP ILE ARG HIS GLU SEQRES 3 A 321 ALA SER ASP PHE PRO CYS ARG VAL ALA LYS LEU PRO LYS SEQRES 4 A 321 ASN LYS ASN ARG ASN ARG TYR ARG ASP VAL SER PRO PHE SEQRES 5 A 321 ASP HIS SER ARG ILE LYS LEU HIS GLN GLU ASP ASN ASP SEQRES 6 A 321 TYR ILE ASN ALA SER LEU ILE LYS MET GLU GLU ALA GLN SEQRES 7 A 321 ARG SER TYR ILE LEU THR GLN GLY PRO LEU PRO ASN THR SEQRES 8 A 321 CYS GLY HIS PHE TRP GLU MET VAL TRP GLU GLN LYS SER SEQRES 9 A 321 ARG GLY VAL VAL MET LEU ASN ARG VAL MET GLU LYS GLY SEQRES 10 A 321 SER LEU LYS CYS ALA GLN TYR TRP PRO GLN LYS GLU GLU SEQRES 11 A 321 LYS GLU MET ILE PHE GLU ASP THR ASN LEU LYS LEU THR SEQRES 12 A 321 LEU ILE SER GLU ASP ILE LYS SER TYR TYR THR VAL ARG SEQRES 13 A 321 GLN LEU GLU LEU GLU ASN LEU THR THR GLN GLU THR ARG SEQRES 14 A 321 GLU ILE LEU HIS PHE HIS TYR THR THR TRP PRO ASP PHE SEQRES 15 A 321 GLY VAL PRO GLU SER PRO ALA SER PHE LEU ASN PHE LEU SEQRES 16 A 321 PHE LYS VAL ARG GLU SER GLY SER LEU SER PRO GLU HIS SEQRES 17 A 321 GLY PRO VAL VAL VAL HIS CYS SER ALA GLY ILE GLY ARG SEQRES 18 A 321 SER GLY THR PHE CYS LEU ALA ASP THR CYS LEU LEU LEU SEQRES 19 A 321 MET ASP LYS ARG LYS ASP PRO SER SER VAL ASP ILE LYS SEQRES 20 A 321 LYS VAL LEU LEU GLU MET ARG LYS PHE ARG MET GLY LEU SEQRES 21 A 321 ILE GLN THR ALA ASP GLN LEU ARG PHE SER TYR LEU ALA SEQRES 22 A 321 VAL ILE GLU GLY ALA LYS PHE ILE MET GLY ASP SER SER SEQRES 23 A 321 VAL GLN ASP GLN TRP LYS GLU LEU SER HIS GLU ASP LEU SEQRES 24 A 321 GLU PRO PRO PRO GLU HIS ILE PRO PRO PRO PRO ARG PRO SEQRES 25 A 321 PRO LYS ARG ILE LEU GLU PRO HIS ASN HET BME A 401 10 HET MG A 402 1 HETNAM BME BETA-MERCAPTOETHANOL HETNAM MG MAGNESIUM ION FORMUL 2 BME C2 H6 O S FORMUL 3 MG MG 2+ FORMUL 4 HOH *104(H2 O) HELIX 1 AA1 GLU A 2 SER A 13 1 12 HELIX 2 AA2 SER A 15 ALA A 27 1 13 HELIX 3 AA3 LEU A 37 ASN A 44 5 8 HELIX 4 AA4 PHE A 52 HIS A 54 5 3 HELIX 5 AA5 THR A 91 LYS A 103 1 13 HELIX 6 AA6 PRO A 188 SER A 201 1 14 HELIX 7 AA7 GLY A 220 ARG A 238 1 19 HELIX 8 AA8 ASP A 240 VAL A 244 5 5 HELIX 9 AA9 ASP A 245 ARG A 254 1 10 HELIX 10 AB1 THR A 263 MET A 282 1 20 SHEET 1 AA1 9 ARG A 56 LYS A 58 0 SHEET 2 AA1 9 TYR A 66 MET A 74 -1 O ALA A 69 N ILE A 57 SHEET 3 AA1 9 ARG A 79 THR A 84 -1 O TYR A 81 N ILE A 72 SHEET 4 AA1 9 VAL A 211 HIS A 214 1 O VAL A 213 N ILE A 82 SHEET 5 AA1 9 GLY A 106 MET A 109 1 N VAL A 108 O VAL A 212 SHEET 6 AA1 9 THR A 168 TYR A 176 1 O PHE A 174 N VAL A 107 SHEET 7 AA1 9 TYR A 153 ASN A 162 -1 N LEU A 160 O ARG A 169 SHEET 8 AA1 9 LEU A 140 ILE A 149 -1 N LYS A 141 O GLU A 161 SHEET 9 AA1 9 MET A 133 PHE A 135 -1 N PHE A 135 O LEU A 140 SHEET 1 AA2 2 MET A 114 GLU A 115 0 SHEET 2 AA2 2 SER A 118 LEU A 119 -1 O SER A 118 N GLU A 115 LINK SG CYS A 92 S2 BME A 401 1555 1555 2.15 LINK MG MG A 402 O HOH A 510 1555 1555 2.44 LINK MG MG A 402 O HOH A 577 1555 5564 1.97 CRYST1 89.541 89.541 106.212 90.00 90.00 120.00 P 31 2 1 6 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 0.011168 0.006448 0.000000 0.00000 SCALE2 0.000000 0.012896 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009415 0.00000