HEADER TRANSFERASE 09-MAY-23 8SSY TITLE ROOM-TEMPERATURE X-RAY STRUCTURE OF THERMUS THERMOPHILUS SERINE TITLE 2 HYDROXYMETHYLTRANSFERASE (SHMT) BOUND WITH D-SER IN A PSEUDO- TITLE 3 MICHAELIS COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: SERINE HYDROXYMETHYLTRANSFERASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: SHMT,SERINE METHYLASE; COMPND 5 EC: 2.1.2.1; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THERMUS THERMOPHILUS HB8; SOURCE 3 ORGANISM_TAXID: 300852; SOURCE 4 GENE: GLYA, TTHA1524; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS PYRIDOXAL 5'-PHOSPHATE, PLP, FOLD TYPE 1, ONE CARBON METABOLISM, KEYWDS 2 TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR V.N.DRAGO,A.KOVALEVSKY REVDAT 2 15-NOV-23 8SSY 1 REMARK REVDAT 1 16-AUG-23 8SSY 0 JRNL AUTH V.N.DRAGO,C.CAMPOS,M.HOOPER,A.COLLINS,O.GERLITS,K.L.WEISS, JRNL AUTH 2 M.P.BLAKELEY,R.S.PHILLIPS,A.KOVALEVSKY JRNL TITL REVEALING PROTONATION STATES AND TRACKING SUBSTRATE IN JRNL TITL 2 SERINE HYDROXYMETHYLTRANSFERASE WITH ROOM-TEMPERATURE X-RAY JRNL TITL 3 AND NEUTRON CRYSTALLOGRAPHY. JRNL REF COMMUN CHEM V. 6 162 2023 JRNL REFN ESSN 2399-3669 JRNL PMID 37532884 JRNL DOI 10.1038/S42004-023-00964-9 REMARK 2 REMARK 2 RESOLUTION. 1.80 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.44 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 85779 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.133 REMARK 3 R VALUE (WORKING SET) : 0.132 REMARK 3 FREE R VALUE : 0.163 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.970 REMARK 3 FREE R VALUE TEST SET COUNT : 8388 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 29.4400 - 5.5800 0.98 5276 258 0.1161 0.1264 REMARK 3 2 5.5800 - 4.4300 1.00 5362 264 0.1099 0.1384 REMARK 3 3 4.4300 - 3.8800 1.00 5391 269 0.1012 0.1207 REMARK 3 4 3.8800 - 3.5200 1.00 5360 225 0.1065 0.1241 REMARK 3 5 3.5200 - 3.2700 1.00 5380 254 0.1286 0.1460 REMARK 3 6 3.2700 - 3.0800 1.00 5333 268 0.1349 0.1695 REMARK 3 7 3.0800 - 2.9200 1.00 5399 273 0.1359 0.1888 REMARK 3 8 2.9200 - 2.8000 1.00 5348 260 0.1336 0.1614 REMARK 3 9 2.8000 - 2.6900 1.00 5299 328 0.1329 0.1457 REMARK 3 10 2.6900 - 2.6000 1.00 5324 325 0.1384 0.1811 REMARK 3 11 2.6000 - 2.5100 1.00 5367 285 0.1388 0.1683 REMARK 3 12 2.5100 - 2.4400 1.00 5289 268 0.1397 0.1943 REMARK 3 13 2.4400 - 2.3800 1.00 5332 316 0.1384 0.1778 REMARK 3 14 2.3800 - 2.3200 1.00 5353 288 0.1416 0.1684 REMARK 3 15 2.3200 - 2.2700 1.00 5262 276 0.1290 0.1596 REMARK 3 16 2.2700 - 2.2200 1.00 5424 273 0.1336 0.1712 REMARK 3 17 2.2200 - 2.1800 1.00 5304 299 0.1361 0.1555 REMARK 3 18 2.1800 - 2.1300 1.00 5361 291 0.1472 0.2026 REMARK 3 19 2.1300 - 2.1000 1.00 5311 339 0.1433 0.1937 REMARK 3 20 2.1000 - 2.0600 1.00 5375 279 0.1420 0.1805 REMARK 3 21 2.0600 - 2.0300 1.00 5289 303 0.1392 0.1870 REMARK 3 22 2.0300 - 2.0000 1.00 5337 288 0.1371 0.1958 REMARK 3 23 2.0000 - 1.9700 1.00 5325 266 0.1427 0.1797 REMARK 3 24 1.9700 - 1.9400 1.00 5379 293 0.1456 0.1900 REMARK 3 25 1.9400 - 1.9100 1.00 5367 277 0.1487 0.1740 REMARK 3 26 1.9100 - 1.8900 1.00 5273 303 0.1546 0.1914 REMARK 3 27 1.8900 - 1.8600 1.00 5384 263 0.1675 0.2154 REMARK 3 28 1.8600 - 1.8400 1.00 5342 249 0.1802 0.2127 REMARK 3 29 1.8400 - 1.8200 1.00 5360 257 0.1887 0.2043 REMARK 3 30 1.8200 - 1.8000 0.99 5389 251 0.1953 0.2216 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) : 0.150 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 15.380 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 : 0.020 6518 REMARK 3 ANGLE : 1.607 8850 REMARK 3 CHIRALITY : 0.125 967 REMARK 3 PLANARITY : 0.016 1172 REMARK 3 DIHEDRAL : 14.147 2468 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 8SSY COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-MAY-23. REMARK 100 THE DEPOSITION ID IS D_1000274386. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-JUN-22 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : 5.5 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 MICROMAX-007 HF 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 : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER R 4M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSALISPRO REMARK 200 DATA SCALING SOFTWARE : CRYSALISPRO REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 85843 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 13.30 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 36.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 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 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: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.26 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.63 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 40 MM NAOAC PH 5.5, 1 M (NH4)2SO4, 0.5 REMARK 280 M LI2SO4, SOAKED WITH 40 MM NAOAC PH 5.5, 0.5 M D-SER, 15% PEG REMARK 280 4000, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 289.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 41.73650 REMARK 290 SMTRY3 2 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 7580 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 26240 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -60.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 SER A 3 REMARK 465 THR A 4 REMARK 465 LEU A 5 REMARK 465 SER B 3 REMARK 465 THR B 4 REMARK 465 LEU B 5 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 ALA A 173 54.84 -149.68 REMARK 500 LLP A 226 -134.12 81.35 REMARK 500 ASN A 311 -145.28 -136.53 REMARK 500 THR A 354 165.81 68.72 REMARK 500 ALA B 58 56.82 -147.07 REMARK 500 ALA B 173 51.42 -146.89 REMARK 500 ALA B 173 51.42 -145.09 REMARK 500 LLP B 226 -136.62 81.35 REMARK 500 ASN B 311 -146.45 -134.11 REMARK 500 THR B 354 170.22 56.05 REMARK 500 REMARK 500 REMARK: NULL DBREF 8SSY A 3 407 UNP Q5SI56 GLYA_THET8 3 407 DBREF 8SSY B 3 407 UNP Q5SI56 GLYA_THET8 3 407 SEQRES 1 A 405 SER THR LEU LYS ARG ASP GLU ALA LEU PHE GLU LEU ILE SEQRES 2 A 405 ALA LEU GLU GLU LYS ARG GLN ARG GLU GLY LEU GLU LEU SEQRES 3 A 405 ILE ALA SER GLU ASN PHE VAL SER LYS GLN VAL ARG GLU SEQRES 4 A 405 ALA VAL GLY SER VAL LEU THR ASN LYS TYR ALA GLU GLY SEQRES 5 A 405 TYR PRO GLY ALA ARG TYR TYR GLY GLY CYS GLU VAL ILE SEQRES 6 A 405 ASP ARG VAL GLU SER LEU ALA ILE GLU ARG ALA LYS ALA SEQRES 7 A 405 LEU PHE GLY ALA ALA TRP ALA ASN VAL GLN PRO HIS SER SEQRES 8 A 405 GLY SER GLN ALA ASN MET ALA VAL TYR MET ALA LEU MET SEQRES 9 A 405 GLU PRO GLY ASP THR LEU MET GLY MET ASP LEU ALA ALA SEQRES 10 A 405 GLY GLY HIS LEU THR HIS GLY SER ARG VAL ASN PHE SER SEQRES 11 A 405 GLY LYS LEU TYR LYS VAL VAL SER TYR GLY VAL ARG PRO SEQRES 12 A 405 ASP THR GLU LEU ILE ASP LEU GLU GLU VAL ARG ARG LEU SEQRES 13 A 405 ALA LEU GLU HIS ARG PRO LYS VAL ILE VAL ALA GLY ALA SEQRES 14 A 405 SER ALA TYR PRO ARG PHE TRP ASP PHE LYS ALA PHE ARG SEQRES 15 A 405 GLU ILE ALA ASP GLU VAL GLY ALA TYR LEU VAL VAL ASP SEQRES 16 A 405 MET ALA HIS PHE ALA GLY LEU VAL ALA ALA GLY LEU HIS SEQRES 17 A 405 PRO ASN PRO LEU PRO TYR ALA HIS VAL VAL THR SER THR SEQRES 18 A 405 THR HIS LLP THR LEU ARG GLY PRO ARG GLY GLY LEU ILE SEQRES 19 A 405 LEU SER ASN ASP PRO GLU LEU GLY LYS ARG ILE ASP LYS SEQRES 20 A 405 LEU ILE PHE PRO GLY ILE GLN GLY GLY PRO LEU GLU HIS SEQRES 21 A 405 VAL ILE ALA GLY LYS ALA VAL ALA PHE PHE GLU ALA LEU SEQRES 22 A 405 GLN PRO GLU PHE LYS GLU TYR SER ARG LEU VAL VAL GLU SEQRES 23 A 405 ASN ALA LYS ARG LEU ALA GLU GLU LEU ALA ARG ARG GLY SEQRES 24 A 405 TYR ARG ILE VAL THR GLY GLY THR ASP ASN HIS LEU PHE SEQRES 25 A 405 LEU VAL ASP LEU ARG PRO LYS GLY LEU THR GLY LYS GLU SEQRES 26 A 405 ALA GLU GLU ARG LEU ASP ALA VAL GLY ILE THR VAL ASN SEQRES 27 A 405 LYS ASN ALA ILE PRO PHE ASP PRO LYS PRO PRO ARG VAL SEQRES 28 A 405 THR SER GLY ILE ARG ILE GLY THR PRO ALA ILE THR THR SEQRES 29 A 405 ARG GLY PHE THR PRO GLU GLU MET PRO LEU VAL ALA GLU SEQRES 30 A 405 LEU ILE ASP ARG ALA LEU LEU GLU GLY PRO SER GLU ALA SEQRES 31 A 405 LEU ARG GLU GLU VAL ARG ARG LEU ALA LEU ALA HIS PRO SEQRES 32 A 405 MET PRO SEQRES 1 B 405 SER THR LEU LYS ARG ASP GLU ALA LEU PHE GLU LEU ILE SEQRES 2 B 405 ALA LEU GLU GLU LYS ARG GLN ARG GLU GLY LEU GLU LEU SEQRES 3 B 405 ILE ALA SER GLU ASN PHE VAL SER LYS GLN VAL ARG GLU SEQRES 4 B 405 ALA VAL GLY SER VAL LEU THR ASN LYS TYR ALA GLU GLY SEQRES 5 B 405 TYR PRO GLY ALA ARG TYR TYR GLY GLY CYS GLU VAL ILE SEQRES 6 B 405 ASP ARG VAL GLU SER LEU ALA ILE GLU ARG ALA LYS ALA SEQRES 7 B 405 LEU PHE GLY ALA ALA TRP ALA ASN VAL GLN PRO HIS SER SEQRES 8 B 405 GLY SER GLN ALA ASN MET ALA VAL TYR MET ALA LEU MET SEQRES 9 B 405 GLU PRO GLY ASP THR LEU MET GLY MET ASP LEU ALA ALA SEQRES 10 B 405 GLY GLY HIS LEU THR HIS GLY SER ARG VAL ASN PHE SER SEQRES 11 B 405 GLY LYS LEU TYR LYS VAL VAL SER TYR GLY VAL ARG PRO SEQRES 12 B 405 ASP THR GLU LEU ILE ASP LEU GLU GLU VAL ARG ARG LEU SEQRES 13 B 405 ALA LEU GLU HIS ARG PRO LYS VAL ILE VAL ALA GLY ALA SEQRES 14 B 405 SER ALA TYR PRO ARG PHE TRP ASP PHE LYS ALA PHE ARG SEQRES 15 B 405 GLU ILE ALA ASP GLU VAL GLY ALA TYR LEU VAL VAL ASP SEQRES 16 B 405 MET ALA HIS PHE ALA GLY LEU VAL ALA ALA GLY LEU HIS SEQRES 17 B 405 PRO ASN PRO LEU PRO TYR ALA HIS VAL VAL THR SER THR SEQRES 18 B 405 THR HIS LLP THR LEU ARG GLY PRO ARG GLY GLY LEU ILE SEQRES 19 B 405 LEU SER ASN ASP PRO GLU LEU GLY LYS ARG ILE ASP LYS SEQRES 20 B 405 LEU ILE PHE PRO GLY ILE GLN GLY GLY PRO LEU GLU HIS SEQRES 21 B 405 VAL ILE ALA GLY LYS ALA VAL ALA PHE PHE GLU ALA LEU SEQRES 22 B 405 GLN PRO GLU PHE LYS GLU TYR SER ARG LEU VAL VAL GLU SEQRES 23 B 405 ASN ALA LYS ARG LEU ALA GLU GLU LEU ALA ARG ARG GLY SEQRES 24 B 405 TYR ARG ILE VAL THR GLY GLY THR ASP ASN HIS LEU PHE SEQRES 25 B 405 LEU VAL ASP LEU ARG PRO LYS GLY LEU THR GLY LYS GLU SEQRES 26 B 405 ALA GLU GLU ARG LEU ASP ALA VAL GLY ILE THR VAL ASN SEQRES 27 B 405 LYS ASN ALA ILE PRO PHE ASP PRO LYS PRO PRO ARG VAL SEQRES 28 B 405 THR SER GLY ILE ARG ILE GLY THR PRO ALA ILE THR THR SEQRES 29 B 405 ARG GLY PHE THR PRO GLU GLU MET PRO LEU VAL ALA GLU SEQRES 30 B 405 LEU ILE ASP ARG ALA LEU LEU GLU GLY PRO SER GLU ALA SEQRES 31 B 405 LEU ARG GLU GLU VAL ARG ARG LEU ALA LEU ALA HIS PRO SEQRES 32 B 405 MET PRO MODRES 8SSY LLP A 226 LYS MODIFIED RESIDUE MODRES 8SSY LLP B 226 LYS MODIFIED RESIDUE HET LLP A 226 24 HET LLP B 226 24 HET DSN A 501 7 HET SO4 B 501 5 HETNAM LLP (2S)-2-AMINO-6-[[3-HYDROXY-2-METHYL-5- HETNAM 2 LLP (PHOSPHONOOXYMETHYL)PYRIDIN-4- HETNAM 3 LLP YL]METHYLIDENEAMINO]HEXANOIC ACID HETNAM DSN D-SERINE HETNAM SO4 SULFATE ION HETSYN LLP N'-PYRIDOXYL-LYSINE-5'-MONOPHOSPHATE FORMUL 1 LLP 2(C14 H22 N3 O7 P) FORMUL 3 DSN C3 H7 N O3 FORMUL 4 SO4 O4 S 2- FORMUL 5 HOH *466(H2 O) HELIX 1 AA1 ASP A 8 GLY A 25 1 18 HELIX 2 AA2 SER A 36 GLY A 44 1 9 HELIX 3 AA3 SER A 45 LYS A 50 5 6 HELIX 4 AA4 CYS A 64 GLY A 83 1 20 HELIX 5 AA5 SER A 93 MET A 106 1 14 HELIX 6 AA6 LEU A 117 GLY A 120 5 4 HELIX 7 AA7 HIS A 122 GLY A 126 5 5 HELIX 8 AA8 ASN A 130 TYR A 136 1 7 HELIX 9 AA9 ASP A 151 ARG A 163 1 13 HELIX 10 AB1 ASP A 179 GLY A 191 1 13 HELIX 11 AB2 PHE A 201 ALA A 207 1 7 HELIX 12 AB3 HIS A 225 ARG A 229 5 5 HELIX 13 AB4 ASP A 240 PHE A 252 1 13 HELIX 14 AB5 LEU A 260 LEU A 275 1 16 HELIX 15 AB6 GLN A 276 ARG A 300 1 25 HELIX 16 AB7 THR A 306 GLY A 308 5 3 HELIX 17 AB8 ARG A 319 GLY A 322 5 4 HELIX 18 AB9 THR A 324 ALA A 334 1 11 HELIX 19 AC1 THR A 361 ARG A 367 1 7 HELIX 20 AC2 THR A 370 GLU A 372 5 3 HELIX 21 AC3 GLU A 373 GLY A 388 1 16 HELIX 22 AC4 SER A 390 ALA A 403 1 14 HELIX 23 AC5 ASP B 8 GLU B 24 1 17 HELIX 24 AC6 SER B 36 GLY B 44 1 9 HELIX 25 AC7 SER B 45 LYS B 50 5 6 HELIX 26 AC8 CYS B 64 GLY B 83 1 20 HELIX 27 AC9 SER B 93 MET B 106 1 14 HELIX 28 AD1 LEU B 117 GLY B 120 5 4 HELIX 29 AD2 HIS B 122 GLY B 126 5 5 HELIX 30 AD3 ASN B 130 TYR B 136 1 7 HELIX 31 AD4 ASP B 151 ARG B 163 1 13 HELIX 32 AD5 ASP B 179 VAL B 190 1 12 HELIX 33 AD6 PHE B 201 ALA B 207 1 7 HELIX 34 AD7 HIS B 225 ARG B 229 5 5 HELIX 35 AD8 ASP B 240 PHE B 252 1 13 HELIX 36 AD9 LEU B 260 GLN B 276 1 17 HELIX 37 AE1 GLN B 276 ARG B 300 1 25 HELIX 38 AE2 THR B 306 GLY B 308 5 3 HELIX 39 AE3 ARG B 319 GLY B 322 5 4 HELIX 40 AE4 THR B 324 ALA B 334 1 11 HELIX 41 AE5 THR B 361 ARG B 367 1 7 HELIX 42 AE6 THR B 370 GLU B 372 5 3 HELIX 43 AE7 GLU B 373 GLY B 388 1 16 HELIX 44 AE8 SER B 390 ALA B 403 1 14 SHEET 1 AA1 2 LEU A 26 GLU A 27 0 SHEET 2 AA1 2 ILE A 337 THR A 338 1 O THR A 338 N LEU A 26 SHEET 1 AA2 2 GLY A 54 TYR A 55 0 SHEET 2 AA2 2 ALA A 58 ARG A 59 -1 O ALA A 58 N TYR A 55 SHEET 1 AA3 7 TRP A 86 ASN A 88 0 SHEET 2 AA3 7 GLY A 234 SER A 238 -1 O ILE A 236 N ASN A 88 SHEET 3 AA3 7 VAL A 219 THR A 223 -1 N VAL A 220 O LEU A 237 SHEET 4 AA3 7 TYR A 193 ASP A 197 1 N VAL A 196 O THR A 221 SHEET 5 AA3 7 VAL A 166 ALA A 169 1 N ILE A 167 O VAL A 195 SHEET 6 AA3 7 THR A 111 MET A 115 1 N MET A 113 O VAL A 168 SHEET 7 AA3 7 LYS A 137 TYR A 141 1 O LYS A 137 N LEU A 112 SHEET 1 AA4 4 ARG A 303 ILE A 304 0 SHEET 2 AA4 4 LEU A 313 ASP A 317 -1 O ASP A 317 N ARG A 303 SHEET 3 AA4 4 GLY A 356 GLY A 360 -1 O ILE A 357 N VAL A 316 SHEET 4 AA4 4 ASN A 340 LYS A 341 -1 N ASN A 340 O ARG A 358 SHEET 1 AA5 2 LEU B 26 GLU B 27 0 SHEET 2 AA5 2 ILE B 337 THR B 338 1 O THR B 338 N LEU B 26 SHEET 1 AA6 2 GLY B 54 TYR B 55 0 SHEET 2 AA6 2 ALA B 58 ARG B 59 -1 O ALA B 58 N TYR B 55 SHEET 1 AA7 7 TRP B 86 ASN B 88 0 SHEET 2 AA7 7 GLY B 234 SER B 238 -1 O ILE B 236 N ASN B 88 SHEET 3 AA7 7 VAL B 219 THR B 223 -1 N VAL B 220 O LEU B 237 SHEET 4 AA7 7 TYR B 193 ASP B 197 1 N VAL B 196 O THR B 221 SHEET 5 AA7 7 VAL B 166 ALA B 169 1 N ILE B 167 O VAL B 195 SHEET 6 AA7 7 THR B 111 MET B 115 1 N MET B 113 O VAL B 168 SHEET 7 AA7 7 LYS B 137 TYR B 141 1 O LYS B 137 N LEU B 112 SHEET 1 AA8 4 ARG B 303 ILE B 304 0 SHEET 2 AA8 4 LEU B 313 ASP B 317 -1 O ASP B 317 N ARG B 303 SHEET 3 AA8 4 GLY B 356 GLY B 360 -1 O ILE B 357 N VAL B 316 SHEET 4 AA8 4 ASN B 340 ASN B 342 -1 N ASN B 340 O ARG B 358 LINK C HIS A 225 N LLP A 226 1555 1555 1.34 LINK C LLP A 226 N THR A 227 1555 1555 1.35 LINK C HIS B 225 N LLP B 226 1555 1555 1.29 LINK C LLP B 226 N THR B 227 1555 1555 1.34 CISPEP 1 PHE A 252 PRO A 253 0 5.95 CISPEP 2 PHE B 252 PRO B 253 0 9.31 CRYST1 58.907 83.473 95.696 90.00 91.69 90.00 P 1 21 1 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 0.016976 0.000000 0.000502 0.00000 SCALE2 0.000000 0.011980 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010454 0.00000