HEADER SUGAR BINDING PROTEIN 16-APR-24 9BET TITLE STRUCTURE OF THE HUMAN CD33 TRANSMEMBRANE DOMAIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: MYELOID CELL SURFACE ANTIGEN CD33; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: SIALIC ACID-BINDING IG-LIKE LECTIN 3,SIGLEC-3,GP67; COMPND 5 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: CD33, SIGLEC3; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI 'BL21-GOLD(DE3)PLYSS AG'; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 866768 KEYWDS SIGLEC, LECTIN, RECEPTOR, CD33, SUGAR BINDING PROTEIN EXPDTA SOLUTION NMR NUMMDL 21 AUTHOR T.S.ULMER,H.N.VU REVDAT 2 09-APR-25 9BET 1 JRNL REVDAT 1 26-MAR-25 9BET 0 JRNL AUTH H.N.VU,A.J.SITU,X.DAI,T.S.ULMER JRNL TITL STRUCTURE OF THE CD33 RECEPTOR AND IMPLICATIONS FOR THE JRNL TITL 2 SIGLEC FAMILY. JRNL REF BIOCHEMISTRY V. 64 1450 2025 JRNL REFN ISSN 0006-2960 JRNL PMID 40067740 JRNL DOI 10.1021/ACS.BIOCHEM.4C00864 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR NIH REMARK 3 AUTHORS : SCHWIETERS, KUSZEWSKI, TJANDRA AND CLORE REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 9BET COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-APR-24. REMARK 100 THE DEPOSITION ID IS D_1000283202. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 308.2 REMARK 210 PH : 7.4 REMARK 210 IONIC STRENGTH : 25 REMARK 210 PRESSURE : 1 ATM REMARK 210 SAMPLE CONTENTS : 350 MM 1,2-DIHEXANOYL-SN-GLYCERO REMARK 210 -3-PHOSPHOCHOLINE, 105 MM 1,2-DIMYRISTOYL-SN-GLYCERO-3- REMARK 210 PHOSPHOCHOLINE, 25 MM HEPES, 1.0 MM [U-100% 13C; U-100% 15N; U- REMARK 210 80% 2H] CD33(GLN251-ARG291), 93% H2O/7% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N HSQC; 3D HNCA; 3D REMARK 210 HNCACB; 3D 1H-15N NOESY; 3D REMARK 210 HN(CA)CO REMARK 210 SPECTROMETER FIELD STRENGTH : 700 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : CARA, X-PLOR NIH REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 21 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 21 REMARK 210 CONFORMERS, SELECTION CRITERIA : ALL CALCULATED STRUCTURES REMARK 210 SUBMITTED REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. 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 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 ALA A 265 H ALA A 269 1.46 REMARK 500 O VAL A 267 H LEU A 271 1.59 REMARK 500 O ALA A 261 N ALA A 265 2.01 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 1 GLN A 251 -113.41 -64.45 REMARK 500 1 GLU A 252 -74.20 -150.31 REMARK 500 1 ARG A 254 -91.09 4.50 REMARK 500 1 ALA A 255 -137.47 62.96 REMARK 500 1 VAL A 258 147.15 -0.71 REMARK 500 1 HIS A 259 -167.52 -57.40 REMARK 500 1 ALA A 261 -37.44 -137.88 REMARK 500 1 ARG A 286 81.22 -54.68 REMARK 500 1 ALA A 289 10.78 -65.36 REMARK 500 2 ARG A 286 -89.23 34.45 REMARK 500 5 ALA A 289 121.64 59.72 REMARK 500 6 ALA A 289 -164.88 38.13 REMARK 500 7 ALA A 290 -5.93 65.82 REMARK 500 8 ALA A 255 -150.84 52.19 REMARK 500 12 ARG A 287 144.55 58.05 REMARK 500 13 GLN A 251 82.63 45.61 REMARK 500 15 ARG A 286 81.54 39.29 REMARK 500 16 ALA A 255 -38.21 -152.87 REMARK 500 17 ARG A 286 86.83 54.33 REMARK 500 19 ARG A 287 -167.89 55.82 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 31167 RELATED DB: BMRB REMARK 900 STRUCTURE OF THE HUMAN CD33 TRANSMEMBRANE DOMAIN DBREF 9BET A 251 291 UNP P20138 CD33_HUMAN 251 291 SEQADV 9BET GLY A 250 UNP P20138 EXPRESSION TAG SEQRES 1 A 42 GLY GLN GLU THR ARG ALA GLY VAL VAL HIS GLY ALA ILE SEQRES 2 A 42 GLY GLY ALA GLY VAL THR ALA LEU LEU ALA LEU CYS LEU SEQRES 3 A 42 CYS LEU ILE PHE PHE ILE VAL LYS THR HIS ARG ARG LYS SEQRES 4 A 42 ALA ALA ARG HELIX 1 AA1 GLY A 264 ARG A 286 1 23 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1 ENDMDL MODEL 2 ENDMDL MODEL 3 ENDMDL MODEL 4 ENDMDL MODEL 5 ENDMDL MODEL 6 ENDMDL MODEL 7 ENDMDL MODEL 8 ENDMDL MODEL 9 ENDMDL MODEL 10 ENDMDL MODEL 11 ENDMDL MODEL 12 ENDMDL MODEL 13 ENDMDL MODEL 14 ENDMDL MODEL 15 ENDMDL MODEL 16 ENDMDL MODEL 17 ENDMDL MODEL 18 ENDMDL MODEL 19 ENDMDL MODEL 20 ENDMDL MODEL 21 ENDMDL MASTER 124 0 0 1 0 0 0 6 307 1 0 4 END