HEADER TRANSFERASE 04-MAY-26 13FV TITLE 100 K STRUCTURE OF HUMAN SPERMIDINE SYNTHASE IN COMPLEX WITH 5-DEOXY- TITLE 2 5-METHYLTHIOADENOSINE AND PUTRESCINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: SPERMIDINE SYNTHASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: SPDSY,PUTRESCINE AMINOPROPYLTRANSFERASE; COMPND 5 EC: 2.5.1.16; COMPND 6 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: SRM, SPS1, SRML1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS POLYAMINES, BIOSYNTHESIS, METABOLIC, ENZYME, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR O.O.FAGBOHUN,M.A.CANFIELD,J.A.CLINGER REVDAT 1 14-OCT-26 13FV 0 JRNL AUTH O.O.FAGBOHUN,M.A.CANFIELD,J.A.CLINGER JRNL TITL PUTRESCINE-BOUND STRUCTURE AND MULTI-TEMPERATURE JRNL TITL 2 CRYSTALLOGRAPHY PROVIDE NEW INSIGHTS INTO LIGAND BINDING AND JRNL TITL 3 CONFORMATIONAL HETEROGENEITY IN SPERMIDINE SYNTHASE. JRNL REF STRUCT DYN. V. 13 54701 2026 JRNL REFN ESSN 2329-7778 JRNL PMID 42808128 JRNL DOI 10.1063/4.0001217 REMARK 2 REMARK 2 RESOLUTION. 1.71 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.21.2_5419 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) : 1.71 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 54.87 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.6 REMARK 3 NUMBER OF REFLECTIONS : 58082 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.173 REMARK 3 R VALUE (WORKING SET) : 0.171 REMARK 3 FREE R VALUE : 0.210 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.230 REMARK 3 FREE R VALUE TEST SET COUNT : 3207 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 54.8700 - 4.8500 0.98 2617 122 0.1933 0.2141 REMARK 3 2 4.8500 - 3.8500 0.99 2568 143 0.1408 0.1492 REMARK 3 3 3.8500 - 3.3600 0.99 2522 170 0.1503 0.1962 REMARK 3 4 3.3600 - 3.0600 0.99 2569 135 0.1626 0.2135 REMARK 3 5 3.0600 - 2.8400 1.00 2608 122 0.1667 0.2430 REMARK 3 6 2.8400 - 2.6700 0.97 2488 142 0.1563 0.1834 REMARK 3 7 2.6700 - 2.5400 0.97 2457 149 0.1686 0.2237 REMARK 3 8 2.5400 - 2.4300 0.99 2505 169 0.1639 0.2058 REMARK 3 9 2.4300 - 2.3300 0.99 2526 137 0.1574 0.2025 REMARK 3 10 2.3300 - 2.2500 0.99 2545 152 0.1629 0.2018 REMARK 3 11 2.2500 - 2.1800 0.99 2562 112 0.1543 0.2174 REMARK 3 12 2.1800 - 2.1200 0.99 2540 121 0.1557 0.2148 REMARK 3 13 2.1200 - 2.0600 0.99 2542 139 0.1546 0.1892 REMARK 3 14 2.0600 - 2.0100 0.99 2532 122 0.1638 0.2085 REMARK 3 15 2.0100 - 1.9700 0.99 2555 112 0.1699 0.2272 REMARK 3 16 1.9700 - 1.9200 0.98 2483 145 0.1846 0.1998 REMARK 3 17 1.9200 - 1.8900 0.96 2473 127 0.2016 0.2751 REMARK 3 18 1.8900 - 1.8500 0.98 2479 141 0.2046 0.2634 REMARK 3 19 1.8500 - 1.8200 0.99 2480 148 0.2106 0.2127 REMARK 3 20 1.8200 - 1.7900 0.98 2522 143 0.2261 0.2729 REMARK 3 21 1.7900 - 1.7600 0.99 2496 148 0.2352 0.2595 REMARK 3 22 1.7600 - 1.7300 0.99 2508 167 0.2524 0.2717 REMARK 3 23 1.7300 - 1.7100 0.99 2505 141 0.2746 0.3156 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 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) : 0.180 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.765 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 15.71 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.94 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 : 0.006 4689 REMARK 3 ANGLE : 0.824 6365 REMARK 3 CHIRALITY : 0.051 699 REMARK 3 PLANARITY : 0.007 823 REMARK 3 DIHEDRAL : 14.825 1773 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 13FV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-MAY-26. REMARK 100 THE DEPOSITION ID IS D_1000307658. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-JAN-26 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.5 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 EIGER2 XE 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : AUTOPROC REMARK 200 DATA SCALING SOFTWARE : AUTOPROC REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 61324 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.710 REMARK 200 RESOLUTION RANGE LOW (A) : 54.870 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.8 REMARK 200 DATA REDUNDANCY : 3.300 REMARK 200 R MERGE (I) : 0.12500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 6.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.71 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.80 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : 3.30 REMARK 200 R MERGE FOR SHELL (I) : 0.95000 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: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: PLATE-LIKE CRYSTALS REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.45 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.03 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.05-0.25 M SODIUM SULFATE, 0.1 M BIS REMARK 280 -TRIS PH 5.5, 6.5-23% PEG 3350, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 294K 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 30.40600 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: 5400 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 20510 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -16.0 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 MET A -12 REMARK 465 HIS A -11 REMARK 465 HIS A -10 REMARK 465 HIS A -9 REMARK 465 HIS A -8 REMARK 465 HIS A -7 REMARK 465 HIS A -6 REMARK 465 GLU A -5 REMARK 465 ASN A -4 REMARK 465 LEU A -3 REMARK 465 TYR A -2 REMARK 465 PHE A -1 REMARK 465 GLN A 0 REMARK 465 GLY A 1 REMARK 465 GLU A 2 REMARK 465 PRO A 3 REMARK 465 GLY A 4 REMARK 465 PRO A 5 REMARK 465 ASP A 6 REMARK 465 GLY A 7 REMARK 465 PRO A 8 REMARK 465 ALA A 9 REMARK 465 ALA A 10 REMARK 465 SER A 11 REMARK 465 GLY A 12 REMARK 465 PRO A 13 REMARK 465 ALA A 14 REMARK 465 VAL A 301 REMARK 465 SER A 302 REMARK 465 MET B -12 REMARK 465 HIS B -11 REMARK 465 HIS B -10 REMARK 465 HIS B -9 REMARK 465 HIS B -8 REMARK 465 HIS B -7 REMARK 465 HIS B -6 REMARK 465 GLU B -5 REMARK 465 ASN B -4 REMARK 465 LEU B -3 REMARK 465 TYR B -2 REMARK 465 PHE B -1 REMARK 465 GLN B 0 REMARK 465 GLY B 1 REMARK 465 GLU B 2 REMARK 465 PRO B 3 REMARK 465 GLY B 4 REMARK 465 PRO B 5 REMARK 465 ASP B 6 REMARK 465 GLY B 7 REMARK 465 PRO B 8 REMARK 465 ALA B 9 REMARK 465 ALA B 10 REMARK 465 SER B 11 REMARK 465 GLY B 12 REMARK 465 PRO B 13 REMARK 465 ALA B 14 REMARK 465 ASP B 300 REMARK 465 VAL B 301 REMARK 465 SER B 302 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ARG A 17 CD NE CZ NH1 NH2 REMARK 470 GLU A 18 CG CD OE1 OE2 REMARK 470 ARG A 45 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 47 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 96 CD CE NZ REMARK 470 MET A 178 SD CE REMARK 470 GLU A 182 CG CD OE1 OE2 REMARK 470 ARG B 44 CG CD NE CZ NH1 NH2 REMARK 470 MET B 178 CG SD CE 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 ASN A 93 72.94 -159.75 REMARK 500 SER A 175 -166.61 -68.10 REMARK 500 PRO A 177 86.30 -64.66 REMARK 500 MET A 178 139.02 -178.40 REMARK 500 GLU A 208 160.42 80.71 REMARK 500 HIS A 213 53.87 -141.18 REMARK 500 ILE A 238 108.76 -160.49 REMARK 500 TYR A 278 -55.21 -127.66 REMARK 500 ASN B 93 72.57 -157.65 REMARK 500 SER B 175 -166.75 -73.87 REMARK 500 GLU B 208 -172.39 69.90 REMARK 500 ILE B 238 108.13 -163.37 REMARK 500 TYR B 278 -55.82 -128.57 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 849 DISTANCE = 5.91 ANGSTROMS REMARK 525 HOH A 850 DISTANCE = 6.02 ANGSTROMS REMARK 525 HOH A 851 DISTANCE = 6.41 ANGSTROMS REMARK 525 HOH A 852 DISTANCE = 7.23 ANGSTROMS REMARK 525 HOH A 853 DISTANCE = 7.23 ANGSTROMS REMARK 525 HOH A 854 DISTANCE = 8.21 ANGSTROMS REMARK 525 HOH B 890 DISTANCE = 6.96 ANGSTROMS REMARK 525 HOH B 891 DISTANCE = 7.27 ANGSTROMS REMARK 525 HOH B 893 DISTANCE = 12.93 ANGSTROMS REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 13FW RELATED DB: PDB REMARK 900 RELATED ID: 13FX RELATED DB: PDB REMARK 900 RELATED ID: 13HN RELATED DB: PDB DBREF 13FV A 2 302 UNP P19623 SPEE_HUMAN 2 302 DBREF 13FV B 2 302 UNP P19623 SPEE_HUMAN 2 302 SEQADV 13FV MET A -12 UNP P19623 EXPRESSION TAG SEQADV 13FV HIS A -11 UNP P19623 EXPRESSION TAG SEQADV 13FV HIS A -10 UNP P19623 EXPRESSION TAG SEQADV 13FV HIS A -9 UNP P19623 EXPRESSION TAG SEQADV 13FV HIS A -8 UNP P19623 EXPRESSION TAG SEQADV 13FV HIS A -7 UNP P19623 EXPRESSION TAG SEQADV 13FV HIS A -6 UNP P19623 EXPRESSION TAG SEQADV 13FV GLU A -5 UNP P19623 EXPRESSION TAG SEQADV 13FV ASN A -4 UNP P19623 EXPRESSION TAG SEQADV 13FV LEU A -3 UNP P19623 EXPRESSION TAG SEQADV 13FV TYR A -2 UNP P19623 EXPRESSION TAG SEQADV 13FV PHE A -1 UNP P19623 EXPRESSION TAG SEQADV 13FV GLN A 0 UNP P19623 EXPRESSION TAG SEQADV 13FV GLY A 1 UNP P19623 EXPRESSION TAG SEQADV 13FV MET B -12 UNP P19623 EXPRESSION TAG SEQADV 13FV HIS B -11 UNP P19623 EXPRESSION TAG SEQADV 13FV HIS B -10 UNP P19623 EXPRESSION TAG SEQADV 13FV HIS B -9 UNP P19623 EXPRESSION TAG SEQADV 13FV HIS B -8 UNP P19623 EXPRESSION TAG SEQADV 13FV HIS B -7 UNP P19623 EXPRESSION TAG SEQADV 13FV HIS B -6 UNP P19623 EXPRESSION TAG SEQADV 13FV GLU B -5 UNP P19623 EXPRESSION TAG SEQADV 13FV ASN B -4 UNP P19623 EXPRESSION TAG SEQADV 13FV LEU B -3 UNP P19623 EXPRESSION TAG SEQADV 13FV TYR B -2 UNP P19623 EXPRESSION TAG SEQADV 13FV PHE B -1 UNP P19623 EXPRESSION TAG SEQADV 13FV GLN B 0 UNP P19623 EXPRESSION TAG SEQADV 13FV GLY B 1 UNP P19623 EXPRESSION TAG SEQRES 1 A 315 MET HIS HIS HIS HIS HIS HIS GLU ASN LEU TYR PHE GLN SEQRES 2 A 315 GLY GLU PRO GLY PRO ASP GLY PRO ALA ALA SER GLY PRO SEQRES 3 A 315 ALA ALA ILE ARG GLU GLY TRP PHE ARG GLU THR CYS SER SEQRES 4 A 315 LEU TRP PRO GLY GLN ALA LEU SER LEU GLN VAL GLU GLN SEQRES 5 A 315 LEU LEU HIS HIS ARG ARG SER ARG TYR GLN ASP ILE LEU SEQRES 6 A 315 VAL PHE ARG SER LYS THR TYR GLY ASN VAL LEU VAL LEU SEQRES 7 A 315 ASP GLY VAL ILE GLN CYS THR GLU ARG ASP GLU PHE SER SEQRES 8 A 315 TYR GLN GLU MET ILE ALA ASN LEU PRO LEU CYS SER HIS SEQRES 9 A 315 PRO ASN PRO ARG LYS VAL LEU ILE ILE GLY GLY GLY ASP SEQRES 10 A 315 GLY GLY VAL LEU ARG GLU VAL VAL LYS HIS PRO SER VAL SEQRES 11 A 315 GLU SER VAL VAL GLN CYS GLU ILE ASP GLU ASP VAL ILE SEQRES 12 A 315 GLN VAL SER LYS LYS PHE LEU PRO GLY MET ALA ILE GLY SEQRES 13 A 315 TYR SER SER SER LYS LEU THR LEU HIS VAL GLY ASP GLY SEQRES 14 A 315 PHE GLU PHE MET LYS GLN ASN GLN ASP ALA PHE ASP VAL SEQRES 15 A 315 ILE ILE THR ASP SER SER ASP PRO MET GLY PRO ALA GLU SEQRES 16 A 315 SER LEU PHE LYS GLU SER TYR TYR GLN LEU MET LYS THR SEQRES 17 A 315 ALA LEU LYS GLU ASP GLY VAL LEU CYS CYS GLN GLY GLU SEQRES 18 A 315 CYS GLN TRP LEU HIS LEU ASP LEU ILE LYS GLU MET ARG SEQRES 19 A 315 GLN PHE CYS GLN SER LEU PHE PRO VAL VAL ALA TYR ALA SEQRES 20 A 315 TYR CYS THR ILE PRO THR TYR PRO SER GLY GLN ILE GLY SEQRES 21 A 315 PHE MET LEU CYS SER LYS ASN PRO SER THR ASN PHE GLN SEQRES 22 A 315 GLU PRO VAL GLN PRO LEU THR GLN GLN GLN VAL ALA GLN SEQRES 23 A 315 MET GLN LEU LYS TYR TYR ASN SER ASP VAL HIS ARG ALA SEQRES 24 A 315 ALA PHE VAL LEU PRO GLU PHE ALA ARG LYS ALA LEU ASN SEQRES 25 A 315 ASP VAL SER SEQRES 1 B 315 MET HIS HIS HIS HIS HIS HIS GLU ASN LEU TYR PHE GLN SEQRES 2 B 315 GLY GLU PRO GLY PRO ASP GLY PRO ALA ALA SER GLY PRO SEQRES 3 B 315 ALA ALA ILE ARG GLU GLY TRP PHE ARG GLU THR CYS SER SEQRES 4 B 315 LEU TRP PRO GLY GLN ALA LEU SER LEU GLN VAL GLU GLN SEQRES 5 B 315 LEU LEU HIS HIS ARG ARG SER ARG TYR GLN ASP ILE LEU SEQRES 6 B 315 VAL PHE ARG SER LYS THR TYR GLY ASN VAL LEU VAL LEU SEQRES 7 B 315 ASP GLY VAL ILE GLN CYS THR GLU ARG ASP GLU PHE SER SEQRES 8 B 315 TYR GLN GLU MET ILE ALA ASN LEU PRO LEU CYS SER HIS SEQRES 9 B 315 PRO ASN PRO ARG LYS VAL LEU ILE ILE GLY GLY GLY ASP SEQRES 10 B 315 GLY GLY VAL LEU ARG GLU VAL VAL LYS HIS PRO SER VAL SEQRES 11 B 315 GLU SER VAL VAL GLN CYS GLU ILE ASP GLU ASP VAL ILE SEQRES 12 B 315 GLN VAL SER LYS LYS PHE LEU PRO GLY MET ALA ILE GLY SEQRES 13 B 315 TYR SER SER SER LYS LEU THR LEU HIS VAL GLY ASP GLY SEQRES 14 B 315 PHE GLU PHE MET LYS GLN ASN GLN ASP ALA PHE ASP VAL SEQRES 15 B 315 ILE ILE THR ASP SER SER ASP PRO MET GLY PRO ALA GLU SEQRES 16 B 315 SER LEU PHE LYS GLU SER TYR TYR GLN LEU MET LYS THR SEQRES 17 B 315 ALA LEU LYS GLU ASP GLY VAL LEU CYS CYS GLN GLY GLU SEQRES 18 B 315 CYS GLN TRP LEU HIS LEU ASP LEU ILE LYS GLU MET ARG SEQRES 19 B 315 GLN PHE CYS GLN SER LEU PHE PRO VAL VAL ALA TYR ALA SEQRES 20 B 315 TYR CYS THR ILE PRO THR TYR PRO SER GLY GLN ILE GLY SEQRES 21 B 315 PHE MET LEU CYS SER LYS ASN PRO SER THR ASN PHE GLN SEQRES 22 B 315 GLU PRO VAL GLN PRO LEU THR GLN GLN GLN VAL ALA GLN SEQRES 23 B 315 MET GLN LEU LYS TYR TYR ASN SER ASP VAL HIS ARG ALA SEQRES 24 B 315 ALA PHE VAL LEU PRO GLU PHE ALA ARG LYS ALA LEU ASN SEQRES 25 B 315 ASP VAL SER HET MTA A 501 35 HET PUT A 502 18 HET MTA B 501 35 HET PUT B 502 18 HET SO4 B 503 5 HETNAM MTA 5'-DEOXY-5'-METHYLTHIOADENOSINE HETNAM PUT 1,4-DIAMINOBUTANE HETNAM SO4 SULFATE ION HETSYN PUT PUTRESCINE FORMUL 3 MTA 2(C11 H15 N5 O3 S) FORMUL 4 PUT 2(C4 H12 N2) FORMUL 7 SO4 O4 S 2- FORMUL 8 HOH *546(H2 O) HELIX 1 AA1 ASP A 75 CYS A 89 1 15 HELIX 2 AA2 GLY A 105 VAL A 112 1 8 HELIX 3 AA3 ASP A 126 LEU A 137 1 12 HELIX 4 AA4 LEU A 137 ILE A 142 1 6 HELIX 5 AA5 GLY A 143 SER A 146 5 4 HELIX 6 AA6 ASP A 155 GLN A 162 1 8 HELIX 7 AA7 MET A 178 PHE A 185 5 8 HELIX 8 AA8 LYS A 186 ALA A 196 1 11 HELIX 9 AA9 HIS A 213 PHE A 228 1 16 HELIX 10 AB1 TYR A 241 SER A 243 5 3 HELIX 11 AB2 THR A 267 MET A 274 1 8 HELIX 12 AB3 ASN A 280 ALA A 287 1 8 HELIX 13 AB4 PRO A 291 ASP A 300 1 10 HELIX 14 AB5 ASP B 75 SER B 90 1 16 HELIX 15 AB6 GLY B 105 VAL B 112 1 8 HELIX 16 AB7 ASP B 126 LEU B 137 1 12 HELIX 17 AB8 LEU B 137 ILE B 142 1 6 HELIX 18 AB9 GLY B 143 SER B 146 5 4 HELIX 19 AC1 ASP B 155 LYS B 161 1 7 HELIX 20 AC2 MET B 178 PHE B 185 5 8 HELIX 21 AC3 LYS B 186 ALA B 196 1 11 HELIX 22 AC4 HIS B 213 PHE B 228 1 16 HELIX 23 AC5 TYR B 241 SER B 243 5 3 HELIX 24 AC6 THR B 267 MET B 274 1 8 HELIX 25 AC7 ASN B 280 ALA B 287 1 8 HELIX 26 AC8 PRO B 291 ASN B 299 1 9 SHEET 1 AA1 6 ILE A 16 ARG A 17 0 SHEET 2 AA1 6 TRP A 20 GLU A 23 -1 O TRP A 20 N ARG A 17 SHEET 3 AA1 6 GLN A 31 ARG A 45 -1 O LEU A 33 N GLU A 23 SHEET 4 AA1 6 GLN B 31 ARG B 45 -1 O SER B 34 N ALA A 32 SHEET 5 AA1 6 TRP B 20 GLU B 23 -1 N GLU B 23 O LEU B 33 SHEET 6 AA1 6 ILE B 16 ARG B 17 -1 N ARG B 17 O TRP B 20 SHEET 1 AA2 8 VAL A 68 THR A 72 0 SHEET 2 AA2 8 ASN A 61 LEU A 65 -1 N LEU A 63 O GLN A 70 SHEET 3 AA2 8 ASP A 50 SER A 56 -1 N LEU A 52 O VAL A 64 SHEET 4 AA2 8 GLN A 31 ARG A 45 -1 N GLN A 39 O ARG A 55 SHEET 5 AA2 8 GLN B 31 ARG B 45 -1 O SER B 34 N ALA A 32 SHEET 6 AA2 8 ASP B 50 SER B 56 -1 O ARG B 55 N GLN B 39 SHEET 7 AA2 8 ASN B 61 LEU B 65 -1 O VAL B 64 N LEU B 52 SHEET 8 AA2 8 VAL B 68 THR B 72 -1 O GLN B 70 N LEU B 63 SHEET 1 AA3 7 LEU A 149 VAL A 153 0 SHEET 2 AA3 7 SER A 119 GLU A 124 1 N GLN A 122 O HIS A 152 SHEET 3 AA3 7 LYS A 96 GLY A 101 1 N ILE A 99 O VAL A 121 SHEET 4 AA3 7 PHE A 167 ASP A 173 1 O ILE A 171 N LEU A 98 SHEET 5 AA3 7 LEU A 197 GLN A 206 1 O LYS A 198 N PHE A 167 SHEET 6 AA3 7 GLN A 245 SER A 252 -1 O MET A 249 N CYS A 205 SHEET 7 AA3 7 VAL A 230 THR A 237 -1 N ALA A 232 O LEU A 250 SHEET 1 AA4 7 LEU B 149 VAL B 153 0 SHEET 2 AA4 7 SER B 119 GLU B 124 1 N GLN B 122 O HIS B 152 SHEET 3 AA4 7 LYS B 96 GLY B 101 1 N ILE B 99 O VAL B 121 SHEET 4 AA4 7 PHE B 167 ASP B 173 1 O ILE B 171 N LEU B 98 SHEET 5 AA4 7 LEU B 197 GLU B 208 1 O LYS B 198 N PHE B 167 SHEET 6 AA4 7 GLN B 245 SER B 252 -1 O MET B 249 N CYS B 205 SHEET 7 AA4 7 VAL B 230 THR B 237 -1 N ALA B 232 O LEU B 250 CRYST1 57.977 60.812 86.443 90.00 108.85 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 0.017248 0.000000 0.005888 0.00000 SCALE2 0.000000 0.016444 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012224 0.00000 CONECT 8946 8947 8966 8967 8968 CONECT 8947 8946 8948 CONECT 8948 8947 8949 8969 8970 CONECT 8949 8948 8950 8953 8971 CONECT 8950 8949 8955 CONECT 8951 8952 8953 8955 8972 CONECT 8952 8951 8973 CONECT 8953 8949 8951 8954 8974 CONECT 8954 8953 8975 CONECT 8955 8950 8951 8956 8976 CONECT 8956 8955 8957 8965 CONECT 8957 8956 8958 8977 CONECT 8958 8957 8959 CONECT 8959 8958 8960 8965 CONECT 8960 8959 8961 8962 CONECT 8961 8960 8978 8979 CONECT 8962 8960 8963 CONECT 8963 8962 8964 8980 CONECT 8964 8963 8965 CONECT 8965 8956 8959 8964 CONECT 8966 8946 CONECT 8967 8946 CONECT 8968 8946 CONECT 8969 8948 CONECT 8970 8948 CONECT 8971 8949 CONECT 8972 8951 CONECT 8973 8952 CONECT 8974 8953 CONECT 8975 8954 CONECT 8976 8955 CONECT 8977 8957 CONECT 8978 8961 CONECT 8979 8961 CONECT 8980 8963 CONECT 8981 8982 8987 8988 CONECT 8982 8981 8983 8989 8990 CONECT 8983 8982 8984 8991 8992 CONECT 8984 8983 8985 8993 8994 CONECT 8985 8984 8986 8995 8996 CONECT 8986 8985 8997 8998 CONECT 8987 8981 CONECT 8988 8981 CONECT 8989 8982 CONECT 8990 8982 CONECT 8991 8983 CONECT 8992 8983 CONECT 8993 8984 CONECT 8994 8984 CONECT 8995 8985 CONECT 8996 8985 CONECT 8997 8986 CONECT 8998 8986 CONECT 8999 9000 9019 9020 9021 CONECT 9000 8999 9001 CONECT 9001 9000 9002 9022 9023 CONECT 9002 9001 9003 9006 9024 CONECT 9003 9002 9008 CONECT 9004 9005 9006 9008 9025 CONECT 9005 9004 9026 CONECT 9006 9002 9004 9007 9027 CONECT 9007 9006 9028 CONECT 9008 9003 9004 9009 9029 CONECT 9009 9008 9010 9018 CONECT 9010 9009 9011 9030 CONECT 9011 9010 9012 CONECT 9012 9011 9013 9018 CONECT 9013 9012 9014 9015 CONECT 9014 9013 9031 9032 CONECT 9015 9013 9016 CONECT 9016 9015 9017 9033 CONECT 9017 9016 9018 CONECT 9018 9009 9012 9017 CONECT 9019 8999 CONECT 9020 8999 CONECT 9021 8999 CONECT 9022 9001 CONECT 9023 9001 CONECT 9024 9002 CONECT 9025 9004 CONECT 9026 9005 CONECT 9027 9006 CONECT 9028 9007 CONECT 9029 9008 CONECT 9030 9010 CONECT 9031 9014 CONECT 9032 9014 CONECT 9033 9016 CONECT 9034 9035 9040 9041 CONECT 9035 9034 9036 9042 9043 CONECT 9036 9035 9037 9044 9045 CONECT 9037 9036 9038 9046 9047 CONECT 9038 9037 9039 9048 9049 CONECT 9039 9038 9050 9051 CONECT 9040 9034 CONECT 9041 9034 CONECT 9042 9035 CONECT 9043 9035 CONECT 9044 9036 CONECT 9045 9036 CONECT 9046 9037 CONECT 9047 9037 CONECT 9048 9038 CONECT 9049 9038 CONECT 9050 9039 CONECT 9051 9039 CONECT 9052 9053 9054 9055 9056 CONECT 9053 9052 CONECT 9054 9052 CONECT 9055 9052 CONECT 9056 9052 MASTER 344 0 5 26 28 0 0 6 5102 2 111 50 END